A diamond and gemstone platinum ring

With antique cut diamonds and mixed cut emeralds set in a scrollwork gallery on a platinum band; size 3-1/2, 4.5g Provenance: Private collection, Greenwich, CT

Ladies vintage diamond and star sapphire ring. Features an oval blue star sapphire cabochon with three round cut and prong set diamonds set around the 9mm x 7.5mm x 7.25mm cabochon. Size 6. Weighs 4.7

A diamond and gemstone platinum ringa scalloped form set with french-cut emeralds or sapphires and round brilliant-cut diamonds, centered by a bezel-set round brilliant cut diamond, weighing approxima

METAL: platinum, 14k gold. GEMSTONES: diamonds. MEASUREMENTS: platinum ring setting size 5.5, shank is bent. Ring center will keep approx. 3.5 x3.5mm stone. Diamond band ring size 5.5. Band is 2.7mm a

Antique Platinum, Diamond & Gemstone Ring In A Black Box Size (5.75) tapered shank ring, featuring a rectangular cut orange center stone in a bezel setting measuring approx. (9.7mm x 8.8mm) surrounded

METAL: platinum. GEMSTONES: diamonds- approx. 0.20ctw, chalcedony, pink tourmaline, aquamarine, mandarin garnet. MEASUREMENTS: Ring size 7, measures 17mm at widest point. MARKED: 950 pt 55 cartier 282

Marked platinum ring set with colored tourmalines, colored spinels / topazes, and diamonds. 950 platinum. Marked "LOH D" and "PLAT". Ring size: about 8. Diamonds are approximately 0.015 each. 27 round

18kt Yellow Gold, Platinum, Diamond & Gemstone Ring Size 9.5, tapered shank ring featuring an oval cut green tourmaline center stone (2.4ct) in a half bezel setting accented with diamond rounds (I-SI2

& 3 CT Ruby Center - Kite Diamonds - Size 8 3/4 - appr. 12 grams with stones. See photos for condition and details.

20.00ct Blue Topaz, 2.85ctw Multi-Gemstone and Diamond Solid Platinum Ring - This lovely cocktail ring was finely crafted of solid platinum and boasts a 20.00ct (approximate) blue topaz that displays

METAL: platinum. GEMSTONE: diamonds. MEASUREMENTS: Ring size 3 3/4, center will fit 4.8 X 4.2mm stone. MARKED: plat. WEIGHT: 5.9 grams. Gemstones have not been graded for color and clarity ,and tested

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: Ring size 10, top measures approximately 11mm at widest point. MARKED: tested plat. WEIGHT: 2.9 grams. Gemstones have not been graded for color and

METAL: PLATINUM. GEMSTONES: diamonds.MEASUREMENTS: ring size 8.75. Ring center will keep approx. 8.5mm stone. TESTED: platinum. WEIGHT: 3.6 grams. Gemstones have not been graded for color and clarity

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 5.5. ring width is 2mm. MARKED: TIFFANY& CO PT950. WEIGHT: 2.4 grams. Gemstones have not been graded for color and clarity ,and tested

METAL: Platinum. GEMSTONES: Diamond. MEASUREMENTS: Ring size 6 1/2, band is 2.8mm. MARKED: Peretti Tiffany & Co PT950. WEIGHT: 5.8 grams.Gemstones have not been graded for color and clarity ,and t

METAL: platinum. GEMSTONES: diamonds.MEASUREMENTS: ring size 5.5. Ring center will keep approx. 4.5mm x 5.5mm stone. MARKED: QUAD, Plat 27740, 2.10. WEIGHT: 9.5 grams. Gemstones have not been graded f

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.75. Ring top is 14.5mm in diameter. Center of the ring will keep approx. 10mm round stone. Ring has sign MARINA in Gothic letters. TESTE

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: Ring is a size 6, center will fit approximately 10.7mm X 7.5mm stone. MARKED: tested plat. WEIGHT: 4.7 grams. Gemstones have not been graded for col

METAL: 14K gold, platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 5.5. Ring has three connected bands and it is 13.5mm at widest point. Ring center will keep approx. 5.5mm x5.5mm stone. MARKED/T

METAL: 18k Gold, Platinum. GEMSTONES: Diamonds. MEASUREMENTS: Ring size 6 1/4, ring band is 5.2mm wide. TESTED: 18k, Plat. WEIGHT: 4.7 grams.Gemstones have not been graded for color and clarity ,and t

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6. Ring center will keep approx. 7.5 x 7.5mm stone. marked: 10% Irid Plat Handmade. WEIGHT: 4.7 grams.Gemstones have not been graded for c

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 7.75( shank is broken). Ring center will keep approx. 6.5mm x 6.5mm stone. MARKED: PLAT, ring has engraved. WEIGHT: 3.8 grams. Gemstones h

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.5. Ring center will keep approx. 7.5mm stone. MARKED: Pt950. WEIGHT: 7.1 grams.Gemstones have not been graded for color and clarity ,and

METAL: Platinum. GEMSTONES: Diamonds. MEASUREMENTS: Ring size 4 1/4, ring band is 6mm wide. TESTED: Platinum. WEIGHT: 4.7 grams.Gemstones have not been graded for color and clarity ,and tested for cla