Use this page to browse all of the antique and vintage jewelry on our online website. Estate Diamond Jewelry has been collecting rare and fine jewelry for over 30 years, and now holds one of the rarest online collections of antique jewelry in the world.

Browse the Victorian Era, Art Deco Era, Edwardian Era, and Retro Era Jewelry.

Use the filters on the side to fine-tune the jewelry. If you have any questions about the rare vintage jewelry, please feel free to reach out to us.

Showing 1–30 of 158 results

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Product Cut: Cushion Cut

1.10ct Antique Cushion Cut Diamond Ring, G color. Marino Ring

$9,800
A halo-style engagement ring that centers a GIA-certified 1.10 carats antique cushion cut diamond, G color, and SI1 clarity. A halo surrounds the center diamond and two triangles flank the shoulders. This platinum ring features a decorated under-gallery and this ring has a low profile. The measurement of the center stone is 5.92mm x 5.11mm x 4.43mm. A copy of the GIA certificate is available upon request. If you have any questions about our Marino Ring, please feel free to contact us.   https://youtu.be/2dNxoOhtm4A
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McKinney Ring. Circa 1900, Antique, Edwardian Era

SOLD
A stunning antique engagement ring that centers a GIA-certified antique cushion cut diamond weighing 0.95 carats. The center stone is prong set in platinum, and the rest of this ring is 18k yellow gold. Three old European cut diamonds are set on each shoulder. This ring was handcrafted in the Edwardian era, circa 1900. The center diamond weighs 0.95 carats, J color, SI2 clarity. The measurements of the center diamond are 5.96mm x 5.70mm x 3.65mm. A copy of the GIA certificate is available upon request. This ring can be resized to any finger size at no extra cost. If you have any questions about the McKinney ring, please feel free to contact us.   https://youtu.be/d2WUnXgFJxs
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1.37ct Antique Cushion Cut Diamond Ring. Oakland Ring

$13,000
The Oakland Ring features an antique cushion cut diamond weighing approximately 1.37 carats, J color, and SI1 clarity. A graduating design of channel set baguette cut diamonds, and old European cut diamonds extend along the shoulders. This ring is hand-crafted in platinum. This ring can be resized to any finger size at no extra cost. If you have any questions about the Oakland ring, please feel free to contact us.   https://youtu.be/xMahb0AG4I0
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1.58ct Kashmir Sapphire Ring. AGL and GIA. Vercelli Ring

SOLD
A rare and impressive three-stone ring featuring a 1.58-carat cushion cut Kashmir sapphire with a strong vivid blue color. Flanking the center stone are baguette-cut diamonds weighing approximately 0.18 carats each. This ring is vintage and set in 18k brushed white gold. The measurements of the sapphire are: 6.94mm x 5.87mm x 4.25mm The center Kashmir sapphire is certified by GIA and AGL. Copies of both certificates are available upon request. The center sapphire showcases the classic and desired Kashmir ink blue color. If you have any questions about the Vercelli ring, please feel free to contact us.   https://youtu.be/rDhfasAo8Yk
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Antique Art Deco 4.30ct Diamond Engagement Ring. Kent Ring. Circa 1925

$45,000
An 18k white gold Deco ring that centers a 4.30-carat cushion cut diamond, K color, and SI1 clarity. The diamond is bezel-set in buffed onyx. This ring is decorated with fine milgrain and an open-work under-gallery. This ring was hand-crafted circa 1925. The approximate measurements of the center diamond are 9.71mm x 9.67mm x 6.83mm. This ring can be resized to any finger size at no extra cost. If you have any questions about the Kent ring, please feel free to contact us.   https://youtu.be/4QujltC-u_A
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Antique Cushion Cut Diamond Halo Ring. Faro Ring

$5,200
This ring exhibits a 0.64 carat antique cushion cut diamond, I color and SI1 clarity. The center diamond is bezel-set and accented by a halo of old European cut diamonds. One old European cut diamond is set on each of the tapered shoulders. This ring is handcrafted in 18k yellow gold, decorated with an openwork under-gallery and fine milgrain. The shank displays a triple-wire design. The approximate measurements of this ring including the halo are 10.19mm x 9.65mm. This ring can be resized to any finger size at no additional cost. If you have any questions regarding the Faro Ring, please feel free to contact us. https://youtu.be/jRA4BpWxo18  
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Antique Edwardian Norfolk Sapphire Ring. Circa 1910

$11,500
An Edwardian navette ring featuring three pave-set natural sapphires, set in a north-south orientation and weighing approximately 1.00 carat in total. The center sapphire is round while the other two are both cushion cuts. Four rose-cut diamonds frame the center sapphire. The sapphires are surrounded by a halo of old mine and antique cushion cut diamonds set in half-bezels. This ring is antique and was handcrafted in platinum circa 1910. The approximate dimensions of this ring are 2.30cm x 1.30cm. This ring can be resized to any finger size at no extra cost. If you have any questions regarding the Norfolk Ring, please feel free to contact us.   https://youtu.be/2xZ76O7DVIc  
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Avondale Earrings

$3,500
A pair of drop earrings in 18k white gold, featuring cushion cut aquamarines weighing approximately 3.60 carats combined. A round brilliant diamond weighing approximately 0.25 carats is set above each aquamarine. The backs of these earrings are push-backs. If you have any questions about the Avondale earrings, please feel free to contact us.
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Avonlea Earrings

SOLD
A pair of 14k yellow gold drop earrings featuring cushion cut natural blue topaz set in prongs. The total weight of the topaz is 10.51 carats. Single cut diamonds are set along the earring findings, which are latch-backs. The approximate length of these earrings are 2.90cm. If you have any questions about the Avonlea earrings, please feel free to contact us.
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Cushion Cut Aquamarine Gold Wyoming Ring

$1,100
A stunning gemstone ring that features a cushion-cut aquamarine weighing approximately 2 carats. Two bezel-set natural blue baguette sapphires decorate the shoulders. This ring is an antique recreation and is made in 18k yellow gold. The center aquamarine is natural and features a lively blue color. The measurements of the center stone are 8mm x 8mm. This ring can be resized to any finger size. If you have any questions about the Wyoming Ring, please feel free to contact us. https://www.youtube.com/watch?v=bcKt_bohgRo
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GIA 3.06ct Cushion Cut Sapphire Ring. Queensland Ring

$12,000
This three-stone engagement ring features a 3.06 carat cushion cut sapphire, set in triangular prongs adorned with single cut diamonds. The sapphire is flanked by two old European cut diamonds, H color and VS2 clarity overall, with a combined weight of 1.20 carats. A row of old European cut diamonds is set on each shoulder. The total weight of the diamonds on the prongs and shoulders is approximately 0.12 carats. The platinum mounting is decorated with an openwork under-gallery and fine milgrain. This ring is handcrafted in the style of the Art Deco era. The center sapphire is GIA certified. The measurements of the center sapphire are approximately 7.84mm x 7.31mm x 5.58mm. This ring measures approximately 18.47mm from east to west. This ring can be resized to any finger size at no extra cost. If you have any questions about the Queensland ring, please feel free to contact us. https://youtu.be/BD0BUuiC8eI
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Lorraine Ring. Circa 1905, Antique, Edwardian Era

$4,000
This antique platinum on 18k yellow gold ring features a 0.20 carat antique cushion cut diamond, set in prongs and surrounded by half-bezel set old European cut diamonds. The floral design is bordered by calibrated natural rubies half-bezel set in gold. The total diamond carat weight of this ring is approximately 1.00 carat. This ring is antique and was handcrafted during the Edwardian era, circa 1905. The approximate dimensions of the center diamond are 4.16mm x 3.92mm x 3.23mm. The mounting measures approximately 1.2cm x 1.3cm. This ring can be resized to any finger size at no extra cost. If you have any questions about the Lorraine ring, please feel free to contact us.   https://youtu.be/DDe8RGyMnWY
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Marbury Ring

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A stunning platinum three-stone ring that features a lively center GIA certified antique cushion cut diamond weighing 3.53 carats, G color, and VS1 clarity. Two antique cushion cut diamonds flank the center diamond. The three stones are prong-set in a platinum micro-pave mounting. The measurements of the center diamond are 9.21mm x 8.40mm x 5.73mm. The details of the two side diamonds are: GIA-certified 0.96-carat antique cushion cut diamond, G color and VS1 clarity, and GIA-certified 0.93-carat antique cushion cut diamond, G color and VS1 clarity. This ring can be resized to any finger size at no extra cost. If you have any questions about the Marbury ring, please feel free to contact us. https://youtu.be/1y0WJcHqmqg
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Matera Ring

$4,500
A lovely and delicate antique cushion cut diamond set within a handcrafted platinum mounting and adorned with a halo of antique diamonds. An intricate under-gallery boasting lovely openwork filigree and triple wire shank add to the delicacy of the ring. The ring is further adorned with a leaf motif studded diamond on each shoulder. The antique old mine cushion-cut diamond was cut circa 1925. The diamond weight is approximately 0.61 carats, I color, and SI2 clarity. The approximate measurement of this ring, including the halo, is 10.38mm x 10.40mm. This ring can be resized to any finger size at no additional cost. If you have any questions about the Matera ring, please feel free to reach out to us.   https://youtu.be/c0uqcFCo1s0  
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Sussex Ring

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A diamond and ruby halo ring that centers a 7-carat antique cushion cut diamond, L color, and VS1 clarity. Surrounding the center diamond is a halo of calibrated French-cut natural rubies. Additional diamonds are set along the shoulders. This platinum ring is decorated with an open-work under-gallery and fine milgrain. This ring can be resized to any finger size at no extra cost. If you have any questions about the Sussex ring, please feel free to contact us.
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Vintage 1.06ct Sapphire Varena Ring. Circa 1960

$4,000
A vintage ballerina-style engagement ring featuring a 1.06 carat cushion-cut sapphire center that is prong-set. Accenting the center stone is a halo of baguette-cut diamonds. An additional baguette-cut diamond is set on each shoulder. The total diamond weight is approximately 1.62 carats. This ring is hand-crafted in platinum, circa 1960's. The measurements of the center stone are approximately 6.26mm x 5.25mm. This ring is currently sized at 6.25 and can be resized at no extra cost. If you have any questions about the Varena Ring, please feel free to contact us.   https://youtu.be/s70bZMhlQSE
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Windham Ring

SOLD
An Art Deco style engagement ring that centers a lively GIA certified antique cushion cut diamond, 1.01 carats, I color, and VS1 clarity. Surrounding the center gemstone is a row of calibre natural black onyx. Bordering this ring and along the shoulders are old European cut diamonds. This ring is platinum and displays a detailed under-gallery. The total approximate diamond weight of this ring is 1.49 carats. The known measurements of the center diamond are 12.90mm x 12.05mm x 4.10mm. A copy of the GIA certificate is available upon request. If you have any questions about the Windham ring, please feel free to contact us.   https://youtu.be/itvUf4Z-uqo
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1.15ct Sapphire and Diamonds Elongated Ring

Original price was: $6,000.Current price is: $5,400.
A cushion cut 1.15-carat sapphire ring, set in handcrafted platinum. The center natural sapphire is an elongated cushion cut that features a deep blue saturation. This ring is adorned with diamonds surrounding the center stone and along the shoulders, with a diamond weight of 0.77 carats total. The ring is handcrafted in platinum and features old European cut diamonds. The measurements of this ring, including the diamond detailing, are approximately 18.65mm x 10.30mm. This ring can be resized to any finger size at no extra cost. If you have any questions about this ring, please feel free to contact us. https://youtu.be/L7V9k65X_7I
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1.62ct Cushion Cut Sapphire Halo Ring. Harvard Ring

$6,000
This ring features a prong-set cushion cut sapphire weighing 1.62 carats. Surrounding the center sapphire is a halo of round brilliant cut diamonds, accented by micro-pave set diamonds on the shoulders. The total diamond weight of this ring is approximately 0.32 carats. This ring is handcrafted in platinum, decorated with an openwork under-gallery and fine milgrain. The measurements of the center sapphire are approximately 6.44mm x 6.11mm x 4.11mm. The measurements of this ring including the diamond halo are approximately 9.74mm x 9.38mm. This ring is currently size 6.5 and can be resized to any finger size at no extra cost. If you have any questions about the Harvard ring, please feel free to contact us.   https://www.youtube.com/watch?v=ovgqJoZ5_AM
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2.85ct Purple Sapphire GIA Gracefield Ring

$7,500
A beautiful cluster ring featuring a GIA-certified purple sapphire weighing 2.85 carats. A halo of old European cut diamonds surrounds the center stone. This ring is platinum on 18k yellow gold and has a low profile. The center stone is a GIA-certified purple sapphire with no heat treatment. The total approximate diamond weight of this ring is 1.20 carats. The center purple sapphire measures 8.38mm x 7.44mm x 5.26mm. The ring, including the diamond cluster, measures 15.26mm x 14.24mm. This ring can be resized to any finger size at no extra cost. If you have any questions about the Gracefield ring, please feel free to contact us.
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AGL 1.46ct Cushion Cut Burma Ruby Ring. Toulon Ring

$22,000
This ring features a cushion cut natural non-heated Burma ruby, weighing 1.46 carats and set in 18k yellow gold prongs. The center stone is certified by AGL. A halo of old mine cut diamonds surrounds the center stone. Old European cut diamonds are set along the shoulders, which are decorated with fine milgrain. The total diamond weight of this ring is 1.70 carats. This ring is carefully handcrafted in a platinum mounting. The center stone is a 1.46 carat non-heated Burma ruby, certified by AGL. The measurements of this ring including the diamond halo are approximately 13.97mm x 12.71mm. This ring can be resized to any finger size at no extra cost. If you have any questions about the Toulon ring, please feel free to contact us.   https://youtu.be/EgLMecasVyU
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Antique Emerald and Diamond Three Stone Edwardian Ring

$4,800
A stunning three-stone ring centering a natural cushion cut bezel set emerald weighing approximately 0.70 carats. On either side of the center stone are old European cut diamonds with a combined weight of 0.50 carats, I color and SI1 clarity. This ring is platinum on 18k yellow gold. This antique ring was handcrafted during the Edwardian era circa 1910. This ring can be resized to any finger size at no extra cost. If you have any questions about the Lakeside ring, please feel free to contact us.   https://youtu.be/n3Xib4ovMiY
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Avon Band. 4.3mm

$7,500
A platinum and diamond band that features an eternity of antique cushion cut diamonds with a total approximate weight of 3.69 carats, G-H color, and VS clarity. The diamonds are set with half bezels on both sides. This band is 4.3mm wide. The current size of this band is 6.5. This is a band that our jewelers can hand-craft in any finger size. If you have any questions about the Avon band, please feel free to contact us.
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Capri Ring

SOLD
A 2.14 carat diamond engagement ring with a sapphire halo, set in a stunning handmade platinum setting. This ring centers an antique cushion cut diamond weighing 2.14 carats, K color and VS2 clarity. The approximate measurements of this ring including the halo are 13.52mm x 11.89mm. The center diamond is surrounded by a beautiful halo of French-cut natural sapphires. Three smaller diamonds adorn both shoulders of the shank and perfectly compliment the intricate filigree gallery. If you have questions about the Capri ring, please feel free to contact us.   https://youtu.be/ctsgdPaxeXU
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Doylestown Ring

SOLD
A lovely and elegant cushion halo engagement ring adorned with diamonds along the shoulder and set in a pristine handcrafted platinum mounting. The center elongated cushion cut diamond is GIA certified and weighs 2.02 carats, F color, and VS2 clarity A beautiful halo of antique round diamonds surrounds the center diamond, and three bezel-set baguettes flank the center stone. The under gallery of the Cushion Halo Engagement Ring is adorned with detailed openwork filigree. The measurements of the center diamond are 7.77mm x 6.22mm x 4.96mm. This ring can be resized to any finger size. If you have any questions about the Doylestown ring, please feel free to contact us. https://youtu.be/jejJwFBxPzM
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Harlingen Ring

$9,500
A stunning platinum hand-crafted engagement ring that centers an elongated antique cushion cut diamond weighing approximately 1.07 carats. Surrounding the center diamond is a double row of natural blue french cut sapphires and old European cut diamonds. The under-gallery displays fine open-work. The center diamond weighs approximately 1.07 carats, J color, and VS2 clarity. The approximate measurements of the center diamond are 6.42mm x 5.22mm x 3.334mm The approximate measurements of this ring including the halo are 13.59mm x 12.57mm. This ring can be resized to any finger size at no extra cost. If you have any questions about the Harlingen ring, please feel free to contact us.   https://youtu.be/QAET3YdNMAo
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Mosley Ring

$25,000
A halo ring centering a 2.29 carat antique cushion cut diamond, bezel-set and surrounded by natural calibrated French cut sapphires. The center diamond is K color and VS1 clarity. Old European cut diamonds are pave-set along the shoulders. This ring is platinum and has a triple wire shank. The under-gallery is decorated with openwork. The total diamond weight of this ring is approximately 2.36 carats. The sapphires weigh approximately 0.75 carats combined. The measurements of the center diamond are approximately 7.90mm x 7.40mm x 5.39mm. The approximate dimensions of this ring are 12.58mm x 11.49mm including the halo. This ring can be resized to any finger size at no extra cost. If you have any questions about the Mosley ring, please feel free to contact us.   https://youtu.be/mtc6ZsMM4YI
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Ocean View Ring

SOLD
A diamond cluster engagement ring that features a vintage cushion cut diamond certified by the GIA as 1.01 carats, E color, and SI2 clarity. The center diamond is bezel set and surrounded by a floral halo of round brilliant cut diamonds, and the shoulders are each adorned with a single diamond. The total approximate weight of the additional diamonds is 0.58 carats. This ring is platinum on 18k yellow gold. A copy of the GIA certificate is available upon request. The measurements of this ring including the halo is approximately 11.34mm x 10.75mm. This ring is currently sized at 6.25 and can be resized to any finger size at no extra cost. If you have any questions about the Ocean View Ring, please feel free to contact us.   https://youtu.be/04RLbNuDEoY
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Pisa Ring

SOLD
An exceptional engagement ring centering a vintage cushion cut diamond weighing 5.04ct, H color, and Internally Flawless. The center diamond has a very unique spread and has a fascinating cut. Around the under-gallery of the diamond and along the shank are micro-pave diamonds. This ring is entirely made of platinum. The GIA certification is available upon request.
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Sulham Ring

$9,500
An emerald halo diamond engagement ring that centers a 1.30 antique cushion cut diamond, K color, and VS2 clarity diamond. A square-shaped bezel surrounds the center diamond with natural faceted calibre emeralds. This platinum ring features a detailed under-gallery. The measurements of this ring including the emerald halo 10.05mm x 9.56mm. This ring is resizable at no extra cost. If you have any questions about our Sulham Ring ring, please feel free to contact us.   https://www.youtube.com/watch?v=vWwY8H5hv8M    
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