Platinum ring formed by a central square emerald and single cut diamond details.

Platinum ring formed by a central square emerald and single cut diamond details.

Platinum ring formed by a central square emerald and single cut diamond details.

Ring. Platinum engagement ring featuring a central 1.10 ct emerald cut diamond (14) round single cut diamonds - stamped, "Plat" to the interior of the band. Center diamond is accompanied by a November

Central emerald cut synthetic ruby measuring 13mm x 11mm flanked by round transitional and single cut diamonds in the shoulders. Ring size approx. 5 1/2, 5.1g.

Formed by a central round emerald, bordered with brilliant cut diamonds. Platinum chain with details sprinkled with brilliant-cut diamonds and marquise-cut emeralds.

Formed by a central emerald, oval cut, estimated weight of 0.50 ct. bordered with diamonds, brilliant cut..

AN EMERALD AND DIAMOND DRESS RING in 18ct gold and platinum, set with a square step cut emerald accented by single cut and rose cut diamonds, stamped 18ct Plat, size M / 6.25, 3.2g.

Chevalier ring, 40's, in 18kt yellow gold with platinum front, formed by a central emerald-cut spinel and rose-cut diamonds on the sides. Weight: 11.9 gr..

Square emerald sapphire, approx. 3.5 cts. by formula, in strapped single cut diamond and platinum head on 18k white gold hoop, diamond melee approx. .55 ct. TW, France, ca. 1930. French control marks

Formed by a central emerald in its cut, estimated weight of 0.95 ct. accompanied by ribbons of diamonds, pear and rose cut. .

Platinum ring formed by a central emerald-cut aquamarine flanked by two round-cut aquamarine

DIAMOND RING Containing one square emerald cut diamond weighing 3.19 carats, two baguette and 12 round brilliant cut diamonds weighing approximately 0.65 carat total. Mounted in platinum. Ring size 6.

A Vintage Platinum ring featuring a open work square setting, decorated with single cut diamonds amounting to approx. 1.2ct. Marked "Platinum" with Total Weight: 3.7 dwt CIRCA: Mid 20th Cent. ORIGIN:

METAL: platinum and 14K yellow gold posts GEMSTONE(S): round cabochon onyx; square faceted emeralds; single cut diamonds approx. 0.91 carat total MEASUREMENTS: 2-1/8 inches long WEIGHT: 9.80 g.Stamped

Swiss Blue Topaz Diamond and Platinum RingLadies emerald cut blue topaz weighing approximately 14 carats, with four channel set baguette diamonds and eight prong set single cut diamonds, set in platin

Sophia D Diamond Platinum Ring 5.08 Carat Square Emerald Cut GIA

Item: Square Emerald Cut Diamond Platinum Eternity Band Ring Country: United States Period: Art Deco Stone: Diamonds Diamond Weight: 1.00 ctw The diamonds are E-F color, VS+ clarity Metal: Platinum Da

Granat Bros. Synthetic Emerald, Diamond, Platinum Ring. Featuring one square emerald-cut synthetic emerald measuring approximately 6.8 x 6.82 x 4.7 mm, accented by two full-cut and twenty-two single-c

Formed by a central tourmaline, square emerald cut, and setting set with brilliant cut diamonds, estimated total weight of 0.70 ct.

Colombian Emerald, Diamond, Platinum Ring Stones: Square emerald-cut emerald weighing 3.13 carats; tapered baguette-cut diamonds weighing a total of approximately 3&perio

TIFFANY & CO, 3-ROW DIAMOND ETERNITY RING, in platinum. The raised central band set with square cut diamonds, flanked on both sides with round cut diamonds, totalling approx. 4.16 ct. Signed Tiffany &

Emerald, Diamond, Platinum Ring. Centering one emerald-cut emerald weighing approximately 2.65 cts., surrounded by eighteen single-cut diamonds weighing a total of approximately 0.90 cttw., set in a p

Antique Emerald Cut Natural Emerald and Diamond Platinum Ring, the natural emerald approximately 1.05 carats, surrounded by 62 single cut diamonds J/K-I clarity, approximately 0.35 carats. Measures ap

Ring. 14kt white gold multi-tiered cocktail ring with central prong-set marquis cut emerald surrounded by a (18) single cut diamonds and a second tier of single cut diamond accents set in elongated cu