Browse our collection of M-Color Diamond Engagement Rings, curated by Estate Diamond Jewelry. These diamonds have a center diamond that features M Color.

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3.80 carat GIA-Certified Center round diamond with diamonds on shoulder Camdenton Ring SB6123
Antique Gia diamond Ring 3.80 carats with diamonds shoulders SB6123
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Antique GIA 3.80ct Old European Cut Diamond Camdenton Ring, Circa 1920

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Edwardian 5.03ct Old European Diamond Ring - Hampshire Ring 14617 TV
5.03 carat Old European Cut Diamond Engagement Ring Hampshire Ring 14617
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Antique 5.03ct Old Euro Diamond Hampshire Ring, Circa 1910

$65,000
Top View Old European Cut Diamond Ring Cranbrook Ring 13629
Top Side View Silver on 18k Yellow Gold Ring Cranbrook Ring 13629
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1.30ct Antique Diamond Cluster Cranbrook Ring

$9,800
-10%
1.44ct Old European Cut Diamond Platinum diamond Halo Briggs Ring 14254
old European cut diamond ring Briggs ring 14254-Top Side View-1000PX
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1.44ct Old European Cut Diamond Platinum Halo Briggs Ring

Original price was: $9,800.Current price is: $8,820.
1.77 carat radiant cut diamond platinum sapphire halo Alberta Ring ASS057 TV
radiant cut center diamond 1.77 carats paltinum Alberta Ring ASS057 TSV
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1.77ct Radiant Cut Diamond and Sapphire Alberta Ring

$11,500
ring with onyx circa 1920
Art Deco Diamond and Onyx Ring Sherman Ring 14302 Top Side View
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2.25ct Sherman Ring. Circa 1920, Antique, Art Deco Era

RESERVED
5 Carat Antique Cushion Cut Diamond with Sapphire Halo Ring 12301-TV
5.24ct Antique Cushion Cut Diamond and Sapphire Halo with decorated shoulders Arkana Ring 12301
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5.24ct Antique Cushion Cut Diamond and Sapphire Halo Arkana Ring

$55,000
Bryant Park Ring cushion cut diamond and sapphire ring 14634-TV-1000PX
cushion cut diamond and sapphire ring Bryant park ring 14634-TSV-1000PX
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Geometric 3.33ct Antique Cushion Cut Diamond Bryant Park Ring

RESERVED
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Diamond Sapphire Geometric Starburst Halo Ring - Shaftsbury Ring 13719 TV
5.05ct Diamond Center Stone Sapphire Halo Ring - Shaftsbury Ring 13645 TSV
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5.05ct Diamond and Floral Halo Shaftsbury Ring

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Top View 1.87ct Diamond and Emerald Ring Luso Ring 11960
Deco Style Diamond and Emerald Ring Luso Ring 11960
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2.42ct Old European Cut Diamond Luso Ring

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Art Deco Platinum and Diamond Filigree Ring Chelmsford Ring TV 14618
old europeon cut diamond ring Chelmsford Ring 14618-TSV-1000PX
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Chelmsford Ring. Circa 1925, Antique, Art Deco Era

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1.72ct Old European Cut Diamond on Platinum Ring - Hadlow Ring 14062 TV
1.72ct Old European Diamond Engagement Ring - Hadlow Ring 14062 TVS
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1.72ct Hadlow Ring. Circa 1900, Antique, Edwardian Era

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Rose-cut Diamond Platinum Halo Ring Earling Ring Top View
Earling Ring Top Side View
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5.08ct Rose Cut Diamond Earling Ring

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Colmenar Antique Edwardian Old European Cut Ring Circa 1910 Top View
11754 Colmenar Edwardian Diamond Filigree Engagement Ring circa 1910 TSV View
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Colmenar Ring. Circa 1910

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Platinum and Asscher Cut 5.90ct Engagement Ring - Spaulding Ring SB6511 TV
5.90ct Spaulding Estate Diamond Engagement Ring in Platinum Top Side View
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Vintage 5.90ct Asscher Cut Spaulding Ring. Circa 1950

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