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"platinum ring"

Antique Gold, Platinum Ring with Diamond and Blue Sapphire

An Antique 18 karat gold and platinum ring with diamonds and blue sapphire. The ring has a 34 old mine-cut diamonds with an approximate total weight of 1.15 carats, and a blue sapphire with an approximate weight of .46 carats. Size: 6; can be sized.

Circa: 1905
Item #:  R-15901
Price:   $9,500 – Call: (212) 644-6400
Antique Gold, Platinum Ring with Diamond and Blue Sapphire

Antique Platinum 3.37 Carat Old Mine Brilliant Cut Diamond Ring

An Antique platinum and diamond ring. This ring centers on an old mine brilliant cut diamond that weighs 3.37 carats with a VS-2 clarity and K color grade set in a delicate triple prong foliate setting. It is flanked by 8 old mine-cut diamonds with an approximate total weight of .16 carat. The center diamond is certified by The Gemological Institute of America certificate #2155518679. Size: 7; can be sized.

Signed: Gemology Institute of America cert # 2155518679
Circa: 1915
Item #:  R-15915
Price:   $42,500 – Call: (212) 644-6400
Antique Platinum 3.37 Carat Old Mine Brilliant Cut Diamond Ring

Antique Gold Ring with Emerald and Diamonds

An Edwardian 18 karat gold and platinum ring with emerald and diamonds. The ring centers on a Colombian emerald with an approximate weight of 4.50 carats, which is framed with two rows of old mine-cut diamonds with an approximate total weight of .77 carats. The emerald is certified by the American Gemological Laboratory certificate #CS 69904 which states the emerald has "insignificant traditional treatment" and the country of origin is Colombia. The ring is a size 5 and can be resized.

Circa: 1910
Item #:  R-17508
Price:  Price on Request. Call (212) 644-6400
Antique Gold Ring with Emerald and Diamonds

Marcus & Company Art Nouveau Peridot, Diamond, Gold and Enamel Ring

An American Art Nouveau gold, peridot, diamond and enamel ring by Marcus & Co. The unique Renaissance Revival motif features green enameled 18-karat gold, two round-cut peridots totaling approximately 1.60 carats, and 30 round-cut diamonds that weigh approximately 1.20 carats. The Renaissance Revival design influence is carried onto the ring shank culminating in a diamond set into the ring shank bottom. During the first decade of the twentieth century Marcus & Co. offered a variety of Revivalist style jewelry. Egyptian inspired pieces along with Renaissance Revival and Mughal style which were created. Marcus & Co. was also one of the few firms in the United States to create jewelry featuring plique-a-jour enameling, a trend very popular in French Art Nouveau jewelry of the time. They also offered the standard diamond and platinum jewelry popular at the time. Each piece was meticulously crafted, and though there are no official documents crediting George Marcus with the design of the pieces, his credits at the Boston Arts and Crafts Exhibition and later Exhibition at the Rhode Island School of Design attest to his design standing. Size: 6: can be sized.

Artist: Marcus & Co.
Signed: “Marcus & Co 18kt”
Circa: 1900
Item #:  R-17187
Price:   $35,000 – Call: (212) 644-6400
Marcus & Company Art Nouveau Peridot,  Diamond, Gold and Enamel Ring

French Belle Epoque Pink Sapphire, Diamond and Platinum Ring

A French Belle Epoque pink sapphire and diamond ring set in platinum. The classic cluster ring centers on an oval Ceylon pink sapphire weighing 3.87 carats, surrounded by 11 old mine-cut diamonds with an approximate total weight of 1.32 carats. French control mark. American Gemological Laboratory certificate # CS 64359 stating that the center stone is natural corundum pink sapphire from Ceylon; low temperature heating. Provenance: Lucie Bigelow Rosen Size: 6; can be sized.

Signed: French control mark.
Circa: 1910
Item #:  R-16542
Price:  Price on Request. Call (212) 644-6400
French Belle Epoque Pink Sapphire, Diamond and Platinum Ring

English Edwardian Emerald, Diamond, Platinum and Gold Plaque Ring

An English Edwardian 18 karat gold and platinum ring with emerald and diamonds. The ring has an emerald-cut emerald with an approximate weight of .90 carat in a gold bezel setting, and 2 milegrain set old European-cut diamonds with an approximate total weight of 1.35 carats. The plaque ring is in a classic Edwardian design of lacy swirls and milegrain set stones. Size: 6 1/4; can be sized.

Circa: 1910
Item #:  R-16335
Price:   $15,000 – Call: (212) 644-6400
English Edwardian Emerald, Diamond, Platinum and Gold Plaque Ring

Edwardian Diamond, Ruby, Platinum and Gold 'Navette' Ring

An Edwardian platinum and 18 karat gold ring with rubies and diamonds. The ring has 52 square-cut rubies with an approximate total weight of 1.65 carats, and 46 round diamonds with an approximate total weight of .75 carat. The Navette shaped ring is topped with a diamond set flower in the field of rubies framed with diamonds. Size: 5-1/4; this ring can be sized.

Signed: “16596” “37124”
Circa: 1910
Item #:  R-16774
Price:   $24,500 – Call: (212) 644-6400
Edwardian Diamond, Ruby, Platinum and Gold 'Navette'  Ring

Early Art Deco 'Diamond' Ring

An American Early Art Deco platinum and diamond ring. The ring centers on 2 round old European-cut diamonds, one 2.11 carats, F color grade, SI-1 clarity. The second diamond weighs 2.01 carats, E color, SI-1 clarity. The ring shank has 10 smaller old European-cut diamonds with an approximate total weight of .20 carats. The ring is a crossover design, with an openwork scrollwork mounting , a "Moi et Toi" (you and me) ring. Gemologial Institute of America certificates for both diamonds. 2155876165 and 5151876348. With signed Tiffany & Co box Provenance: From the collection of Mrs. Wendy Gordon Rockefeller.. Size: 7-3/4; this ring can be sized.

Signed: GIA certificate 2155876165 and 5151876348
Circa: 1915
Item #:  R-16101
Price:  Price on Request. Call (212) 644-6400
Early Art Deco 'Diamond' Ring
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