18K Diamond Ring w/ Black Diamond Pierced on Top

Luca Carati 5.25ctw VS1-VS2/F-G Diamond, Milky White Quartz & Solid 18K White Gold Ring W/Black Diamond Accents - This exquisite cocktail ring was made by Italian jeweler Luca Carati, and was finely c

Luca Carati 5.25ctw VS1-VS2/F-G Diamond, Milky White Quartz & Solid 18K White Gold Ring W/Black Diamond Accents - This exquisite cocktail ring was made by Italian jeweler Luca Carati, and was finely c

1st item: Lagos 18K, sterling silver and diamond Caviar dome ring with oval top, size 7, 15 grams. 2nd item: Lagos 18K, sterling silver, white and black diamond Caviar ring with square top. Ring size

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.19ctw. MEASUREMENTS: Ring size 5 1/2, ring top is 18.5mm wide. MARKED: Gioielliamo 750, 472 AR. WEIGHT: 10.2 grams.Gemstones have not been graded for col

METAL: 18k Gold. MEASUREMENTS: Ring size - 6.5, ring top - 17mm x 13mm. GEMSTONES: Black diamond (multiple nicks and chips are present) - 12.8 x 8.15mm. White diamonds approx. 0.34ctw. TESTED: 18k. WE

METAL: 18k Gold. MEASUREMENTS: Ring size 7.5, ring top is 18mm wide. GEMSTONES: Black and white diamonds. MARKED: Star, S marks, 750. WEIGHT: 8.7 grams.Gemstones have not been graded for color and cla

METAL: 18K gold. GEMSTONES: diamonds-approx. 1.50ctw, black onyx. MEASUREMENTS: ring size 6( with sizing shank). Ring top is 22mm x 16.6mm at widest point. MARKED: 750. WEIGHT: 20.3 grams. Gemstones h

Designer 1.25ctw White & Black Diamond Solid 18K White Gold Ring W/Maker's Mark - This lovely ring was finely crafted of solid 18k white gold. The ring is decorated with a floral embellishment on the

METAL: 18k Gold. MEASUREMENTS: Ring size - 7, ring top - 20mm in diameter. GEMSTONES: Black diamonds approx. 1.80-2.00ctw. MARKED: 750. WEIGHT: 12.8 grams.Gemstones have not been graded for color and

METAL: 18K gold. GEMSTONES: diamonds, black stone. MEASUREMENTS: ring size 5.75. Ring top is 16.5mm x 18/.6mm at widest point. MARKED: Judith Ripka 18K. WEIGHT: 12.3 grams. Gemstones have not been gra

METAL: 18K gold. GEMSTONES: black diamonds, moonstone. MEASUREMENTS: ring size 7. Ring top is 25 x 17mm. MARKED: 750. WEIGHT: 15.4 grams.Gemstones have not been graded for color and clarity ,and teste

Ring size 6 3/4, top is 10mm x 10mm. White topaz, surrounded with approx. 0.35ctw in black diamonds. Marked 750. Weight - 3.9 grams.Gemstones have not been graded for color and clarity ,and tested for

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.28ctw, Black opal. MEASUREMENTS: Ring size 6.5, top is 28mm x 29mm. MARKED: Tayma, 750. WEIGHT: 13.8 grams.Gemstones have not been graded for color and c

Eye catching diamond dome ring. Features a large 27mm dome encrusted with diamonds weighing approximately 4 1/2 carats with the top capped with a 9mm x 9mm CZ heart. Weighs 13.6 grams. Marked 18k B. S

Ring size 5 1/4, ring top is 17mm wide. Set with 10.8mm x 10.9mm x 8.2mm black diamond (approx. 6ct by formula) surrounded with approx. 1.10ctw in white diamonds. Tested 18k. Weight - 14.4 grams.Gemst

METAL: 18k Gold. MEASUREMENTS: Ring size - 8, ring top is 17mm wide. GEMSTONES: Black and white diamonds approx. 1.55ctw. MARKED: 18k. WEIGHT: 13.1 grams.Gemstones have not been graded for color and c

Ring size 5 3/4, ring top measures 17mm x 17mm. South Sea Black pearl - 10.9mm, surrounded with baguette and round diamonds - approx. 0.80ctw. Marked18k. Weight - 9.9 grams.Gemstones have not been gra

18k yellow gold black onyx and diamond ring, twenty-eight diamonds, 15 mm across the top, stamped 750, ring size 7.25.

METAL: 18K gold. GEMSTONES: rubies, black diamond. MEASUREMENTS: ring size 6.5. Ring top is 26mm at widest point. MARKED: Boucheron OR750 53 E 31324. WEIGHT: 23.9 grams. Gemstones have not been graded

27mm Milky Rose Quartz, 1.60ctw Black & White Diamond Solid 18K White Gold Ring W/Maker's Mark - This lovely ring was finely crafted of solid 18k white gold and has a rhodium plating which creates a u

Metal : 18k Gold Designer : Bucherer Gemstone : Black diamonds 2.73ctw, Fancy brown diamonds 2.01ctw Measurements : Ring size 7.5, top is 21mm wide Marked: : CB 750 Weight: 18 gram

METAL: 18k Gold. MEASUREMENTS: Ring size 7.5, top is 23mm wide. GEMSTONES: Black and white diamonds - approx. 1.60ctw (5 black and 1 white stones missing). MARKED: 18k, 750. WEIGHT: 14.1 grams.Gemston

Black Onyx and Diamond Ring 18k yellow gold, the ring mounted with a central band of faceted black onyx weighing approximately 6.50 carats in total, flanked on the top and bottom by a band of princess

ANTIQUE / VINTAGE 14K-18K YELLOW GOLD AND DIAMOND LADY'S RING, rectangular-form dome top with pierced gallery and white gold setting featuring three diamonds, comprising a center old European-cut