Shop our selection of round brilliant cut diamonds set in engagement rings. These diamonds are also available loose. Contact us for more info.

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Round brilliant cut Diamond ring Worcester ring 14712-TV-1000PX
Worcestor ring round brilliant cut diamond ring 14712-TSV-1000PX
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Estate 0.50ct Diamond Vintage French Engagement Ring. Worcester Ring, Circa 1950

$2,500
Round Brilliant Cut Diamond Studs 1.80ct - Calverton Earrings 13795 TV
Round Brilliant Diamond Earrings 1.80ct Combined - Calverton Earrings 13795 TSV
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1.80ct Diamond Stud Calverton Earrings

$7,000
Yellow Gold and Diamond Eternity Band - Salisbury Band
Diamond and Yellow Gold Eternity Band - Salisbury Band
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18k Yellow Gold Diamond Eternity Salisbury Band 3mm

$1,200
Cartier diamond heart shaped 18k white gold pendant 15125
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Cartier 18k White Gold Diamond Heart Pendant

$3,000
Diamond and Sapphire Half Eternity Band - Ladue Band
Natural Sapphire And Diamond Alternating Chanel Set 14k White Gold Band Ladue F2
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Diamond and Sapphire Platinum Half Eternity Ladue Band. 2.60mm

$1,500
Round Brilliant Cut Diamond Halo Earrings - Westergard Earrings MAR108 TV
Diamond Halo Platinum on Gold Earrings - Westergard Earrings MAR108 BK
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Diamond Halo Westergard Earrings

$3,900
11334 TV Floral Wedding Band Diamond and Platinum
Floral Motif Platinum Diamond Wedding Band 11334 TSV
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Platinum and Diamond Floral Motif Springfield Band 4.3mm

$1,800
14576-TV-1000PX Elmont band round brilliant cut diamond and sapphire
Elmont band round brilliant cut diamond and sapphire 14576-SD-1000PX
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Platinum, Diamond and Sapphire Wedding Band. Elmont Band

$4,500
French Cut Sapphire Round Brilliant Diamond Band - Regent Band 14173 TV
Diamond Sapphire Three by Three Regent Eternity Wedding Band
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Three by Three Diamond and Sapphire Platinum Eternity Regent Band. 2.60mm

$2,500
18k White Gold and Yellow Gold Diamond Cartier Ring 14504 Top View
Oval Pavel Shape Signed Cartier Ring 14504 Top Side View
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Vintage Cartier Diamond Two Tone Ring Circa 1970

$4,500
Prong Set Diamond and Gold Earrings Rustburg Earrings Top View
Cluster Diamond Vintage Earrings Rustburg Earrings Side View
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Vintage Clip-On Diamond Rustburg Earrings. Circa 1970

$15,000
Vintage Shared Prong Diamond Eternity Band - Hillsdale Band 14211 TV
1.76ct TDW Round Brilliant Cut Diamond Eternity Band Circa 1975 14211 F2
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Vintage Diamond Eternity Wedding Band. Hillsdale Band, Circa 1975 3mm

$4,000
Old European Diamond Emerald Halo Earrings - Bampton Earrings MAR106 TV
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Diamond and Emerald Halo Bampton Earrings

$3,500
Camborne Earrings Top View
Camborne Earrings Tilt
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Diamond and Sapphire Halo Camborne Earrings

$4,800
Patton Old European Cut Diamond Cut Floral Platinum Earrings Top View
Patton Old European Cut Diamond Halo Floral Earrings Tilt
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Floral Diamond Halo Patton Earrings

$3,500
Platinum and diamond eternity band Orrville Band Top View
Shared Prong Eternity Band Orrville Band Top Side View
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Platinum 1.51ct Diamond Shared Prong Orrville Band 2.60mm

$3,800
Diamond Cluster and Sapphire Ring Elland Ring Top View 14286
Sapphire and Diamond Cluster Platinum Ring Elland Ring Top Side View
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Platinum Sapphire and Diamond Ring. Elland Ring

$4,000
Tiffany and Co Platinum and Diamond Ring Top View
Round Brilliant Cut Diamond Solitaire Tiffany ring Top Side View
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Tiffany Platinum Solitaire Ring

$2,800
18k White Gold Vintage Van Cleef and Arpels Bangle Bracelet 15671
Vintage Van Cleef and Arpels French Leaf Bangle Tilt 15671
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Van Cleef and Arpels 18k White Gold Leaf Bangle

$18,000
3.04ct Diamond and Platinum Engagement Ring - Osborne Ring 13928 Top View
Vintage 3.04ct Round Brilliant Diamond Ring - Osborne Ring 13928 TSV
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Vintage GIA Certified 3.04ct Diamond Ring, Circa 1960. Osborne Ring.

$60,000
Top View Second Hand Cartier Engagement Ring 11345
Estate Cartier GIA-Certified 3.43-carat Old European Cut Diamond Ring 11345
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Cartier 1.14ct GIA-Certified Diamond Engagement Ring

$22,000
Ruby and Diamond Geometric Wedding Band - Ellamore Band
zig zag ruby and diamond band
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Platinum, Ruby and Diamond Zig Zag Eternity Ellamore Band 3.49mm

$4,500
0.50 carat Diamond on Platinum Engagement Ring Top View 15344
Top Side View Prong-Set Round Brilliant Cut Diamond on Platinum Ring 15344
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0.50ct Diamond on Platinum Solitaire Orillia Ring

$3,000
Denville Old European Cut Diamond Halo Platinum Engagement Ring TV 12824
Denville Ring Old Mine Diamond Halo Ring Top Side View
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0.65ct Diamond Ring with Diamond Halo. Denville Ring

$4,500
Round Brilliant Cut Diamond Sapphire Halo Ring - Corby Ring 14423
White Gold Diamond and Sapphire Ring - Corby Ring
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0.70ct Diamond and Sapphire Halo Platinum Lansville Ring

$3,500
Top View 18k White Gold Diamond Ring Branford Ring 14995
Top Side View Diamond Engagement Ring Branford Ring 14995
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0.70ct Round Brilliant Cut Diamond Branford Ring

$4,300
Round Brilliant Cut Natural Ruby Halo Engagement Ring 13697_Top View
Single Cut Diamond Accented Shoulder Engagement Ring 13697_TSV
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0.74ct Ruby Halo Engagement Ring

$5,700
14k yellow gold necklace with 10 round brilliant diamonds Cranston necklace 15719
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1.00ct 14k Yellow Gold Cranston Necklace

$1,200
White Gold and Diamond Half Eternity Band - Selma Band
Diamond and White Gold Half Eternity Band - Selma Band
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14K White Gold Diamond Band. Selma Band

$750
-10%
Circular Round Brilliant Cut Diamond Pendant - Somerstown Pendant dyl31 TV
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14k White Gold Diamond Somerstown Pendant

Original price was: $4,500.Current price is: $4,050.
White Gold Eternity Band With Diamonds and Sapphires - Laporte Band
White Gold Diamond and Sapphire Eternity Band - Laporte Band
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18k White Gold, Diamond, and Sapphire Eternity Laporte Band. 2.80mm

$2,400
Round Brilliant Cut Diamond Eternity Band - Emory Band
Round Brilliant Diamond Yellow Gold Band - Emory Band
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18k Yellow Gold and Diamond Emory Eternity Band

$4,000
Diamond and Yellow Gold Half Eternity Band - Sherwood Band
Yellow Gold and Diamond Half Eternity Band - Sherwood Band
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18k Yellow Gold and Diamond Sherwood Half Eternity Band. 2.80mm

$800
Amour Eternite Rose Gold main view Diamonds Channel Set
11261 Amour Eternite Rose Gold Diamond Tall View
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18k Yellow Gold Channel Set Diamond Montauk Band. 1.8mm

$1,500
Ruby and Diamond Set Eternity Band - Canora Band
Yellow Gold Ruby and Diamond Band - Canora Band
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18k Yellow Gold Diamond and Ruby Eternity Canora Band

$1,600
Amethyst gold and platinum ring with diamonds Haddam ring 15710
platinum and gold amethyst and diamond ring Haddam ring 15710
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2.46ct Amethyst and Diamond Haddam Ring

$1,500