18ct yellow gold diamond & emerald dress ring: Stamped .750 / 18k and tested as such. Weight 3.7g,

18ct yellow gold diamond & emerald dress ring: Stamped .750 / 18k and tested as such. Weight 3.7g, ring size S.

A GREEN SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1940 in 18ct yellow gold, in abstract design, set with an emerald cut green sapphire and four round cut diamonds, stamped 18K, size O / 7, 7.3g.

YELLOW GOLD, DIAMOND AND EMERALD RING Containing 22 round brilliant cut diamonds weighing approximately 0.70 carat total and 36 square step cut emeralds. Ring size 5. Stamp: 750 18K. Gross weight: 8.3

A TANZANITE AND DIAMOND DRESS RING in 18ct yellow gold, the tapering band set with a cushion cut tanzanite of 1.09 carats, between shoulders set with round cut diamonds, stamped 18K, size P / 7.5, 4.6

A DIAMOND DRESS RING in 18ct yellow gold and silver, the openwork face set with rose cut diamonds, stamped 750, size M1/2 / 6.5, 9.2g.

A PEARL AND DIAMOND DRESS RING in 18ct yellow gold, set with a pearl of 8.3mm, the shoulders set with  baguette and round brilliant cut diamonds, stamped 750, size M1/2 / 6.5, 3.7g. 

A DIAMOND DRESS RING in 18ct yellow gold, set with five principal round brilliant cut diamonds, accented by two rows of round cut diamonds, stamped 750, size K / 5.25, 4.7g. 

EMERALD DRESS RING in 18ct yellow gold, set with a row of seven round cut emeralds, stamped 750, size P / 7, 1.5g.

A VINTAGE GREEN TOURMALINE AND DIAMOND DRESS RING in 18ct yellow gold, set with a step cut green tourmaline of 2.11 carats, between round brilliant cut diamonds, stamped 18K, size O / 7.25, 3.8g.

ALDO CIPULLO FOR CARTIER, A VINTAGE DIAMOND DRESS RING, 1971 in 18ct yellow gold, designed as a series of mallion links, accented by four round brilliant cut diamonds, stamped 18K, signed Cartier Aldo

A DIAMOND DRESS RING, BULGARI in 18ct yellow gold, pave set with round cut diamonds totalling 4.0-5.0 carats, signed Bvlgari, stamped 750, size N / 7, 10.9g.

A CONCH PEARL AND DIAMOND RING in 18ct yellow gold, set with a conch pearl of 14.6mm in a foliate border set with round cut diamonds, stamped 18K 750, size N / 6.5, 11.5g.

14kt Yellow Gold, Emerald and Diamond Dinner Ring Stamped and tested 14kt yellow gold, 2.5 grams total weight, three oval cut emerald gemstones measuring approximately 4.25mm x 3.25mm in size with a d

14kt Yellow Gold Ring with Emeralds and Diamonds Stamped and tested, 3.0 grams total weight, size 4 straight shank, graduated size emeralds and diamonds, diamonds approx. 0.09 cttw., emeralds measurin

An 18k yellow gold, diamond, and sapphire wrap ring. Shank stamped 750 with rubbed makers mark. Containing 6 round diamonds and 6 square sapphires. Gross weight of 9.5 grams. Size 7. Property from a B

A SAPPHIRE, EMERALD, RUBY AND DIAMOND RING in 18ct yellow gold, set with a square step cut emerald, oval cut ruby and sapphire, accented by round brilliant cut diamonds, stamped 750, size J1/2 / 5, 4.

A TIFFANY & CO. 18K YELLOW GOLD AND DIAMOND SIGNATURE X RING, stamped "Tiffany & Co.", "750", and "© 1990." Total appoximate weight: 11 grams. Size: 7. Note: A copy of the registered bidder's gover

Stamped 18K emerald and diamond ring. Approximately 1.7 cts total emerald weight. Center emerald measures approximately 8.8 mm x 6.8 mm. Approximately 0.33 ct total diamond weight. Size 7.5.

Vintage Emerald, Diamond and Heavy 18 Karat Yellow Gold Ring. Emerald measures 6mm x 5mm. Stamped 18K. Ring size 5. Approx. weight: 16.9 grams. Condition: Good vintage condition. Estimate: $500.00 - $

Vintage Emerald, Diamond and Heavy 18 Karat Yellow Gold Ring. Emerald measures 6mm x 5mm. Stamped 18K. Ring size 5. Approx. weight: 16.9 grams. Condition: Good vintage condition. Estimate: $500.00 - $

Piero Milano 18kt Yellow Gold & Turquoise Ring With Diamonds Signed Piero Milano, stamped and tested 750/18kt yellow gold, made in Italy, size 6.75, 14.7 grams total weight, 24.5mm x 18.5mm turquoise

Two Vintage Emerald, Round Cut Diamond and 18 Karat Yellow Gold Rings. One stamped 18K. Ring size 6. Approx. total weight: 13.05 grams. Condition: Very good vintage pre-owned condition. Estimate: $600

18KYG South Sea Pearl and Diamond Ring size 7, approx. 15.0mm white South Sea pearl, mixed cut diamonds approx. .50cttw., stamped and tested 18K yellow gold, gross weight approx. 9.35dwt

Set with 15 round-cut diamonds, weighing a total of approximately 0.75 carats, mounted in 18K yellow and white gold; ring size 6-1/2; weight 11g. Stamped 18K 750. Property of a Philadelphia Gentleman.