A Diamond and Platinum Tiffany & Co. Ring 5.13 Carat Oval-Cut Diamond, GIA Certified

GIA Certified 3.25 carat Oval Cut Natural Sapphire, .65 Carat TW Two Trilliant Cut Diamond and Platinum Ring. Sapphire with vivid color. Diamonds H-I color, VVS-VS clarity. Stamped Plat. Ring size 5-1

TIFFANY & CO. DIAMOND PLATINUM FLORAL VICTORIA NECKLACE GIA CERTIFIED Designed as hinged platinum basket links each centering round brilliant cut diamonds, Weighing 0.42 carat - F color with VS1 clari

Genuine Ruby and Earth-Mined Diamond Ring. This luxurious platinum ring features an approximate 2.05 carat oval-cut GIA certified Thailand (Siam) ruby that is prong-set with .85 carats of round, brill

Classy Tiffany & Co. diamond engagement ring. Features a beautiful 1.53-carat proprietary Tiffany cut Lucida diamond set in platinum. The diamond comes with a Tiffany Diamond Certificate and a GIA Dia

Topaz and Diamond Ring.  This is a platinum ring with a 1.27 carat GIA certified oval-cut topaz that is prong-set with 1.04 carats of round, brilliant-cut, G-I color, SI1-SI2 clarity diamonds in

A natural 6.36 carat sapphire that has been GIA certified as Ceylon origin with no indications of heat treatment or any other type of enhancements. The sought after cornflower blue oval cut sapphire h

This is a certified and appraised genuine ruby and natural diamond set in platinum. The 3.37 carat Mozambique oval-cut ruby is bezel set in a halo of 1 carat of round, brilliant-cut, G-H color, VS1-VS

METAL: platinum GEMSTONES: oval mixed cut Colombian emerald weight stated 1.85 carats; round brilliant cut diamonds approx. 0.38 carats total, most H-I/VS-SI RING SIZE: 4-1/4 WEIGHT: 5.60 g.Accompanie

METAL: platinum GEMSTONE(S): oval cabochon jadeite 2.81 carats; round brilliant cut diamonds 0.15 carat total (carat weights stamped) RING SIZE: 7-1/2 WEIGHT: 6.20 g.Stamped: pt900, 281, 015

Stunning GIA Certified 7 Carat Oval Diamond Platinum Ring

EXCEPTIONAL GIA Certified 5 Carat Oval Diamond Platinum RingD colorFlawless ClarityExcellent Polish and Excellent SymmetryFaint FluorescenceCreatorAntinori Fine JewelsRing Size6 US, Resizable(Size Gui

5.03 carat, GIA certified, rectangular Radiant shaped Diamond solitaire. GIA certificate and professional appraisal document.

ART DECO 10.03-carat Oval Cut Diamond I SI1 GIA Platinum Solitaire RING

Antinori Fine Jewels is proud to offer this unique and rare flawless diamond.This diamond is for investment purposes.A GIA certified 5.67 carat oval Brilliant, D color, Flawless clarity Natural Large

GIA Certified 5.65 Carat Oval Cut White Diamond Ring5.65 total carat weight oval diamond ringThe main stone is a 5.02 carat oval diamond.VVS1 ClarityExcellent Cut and PolishExcellent SymmetryNone Fluo

GIA Certified 10 Carat Round Brilliant Cut Diamond Platinum RingThis diamond ring is offered by Antinori di Sanpietro ROMA This 10 carat GIA Certified G Color S12 Clarity round cut diamond measuring 1

METAL: Platinum. MEASUREMENTS: Ring size 5. GEMSTONES: GIA certified natural pearl 2.37ct, Diamonds approx. 0.24ctw. MARKED: irid. plat., Tiffany. WEIGHT: 3.1 grams.Gemstones have not been graded for

Platinum 2.57 Carat Emerald Cut Diamond Ring GIA Certified, marked "10% Irid Plat", with two tapered diamond side baguettes centering on a 2.57 carat emerald cut diamond graded E, VS1 with recent GIA

Platinum and Diamond Ring with Pavé Diamonds 1.65 Carat Marquise Diamond, GIA Certified A platinum and diamond ring, centering a 1.65 carat marquise-cut diamond, flanked by pavé diamonds lea

Classic Tiffany & Co. diamond & platinum engagement ring. Features a stunning 4.02-carat round brilliant cut fancy intense yellow diamond in a signature 6-prong Tiffany setting made of 18 karat yellow

Vintage GIA Certified 2.06 Carat Round Brilliant Cut Diamond and Platinum Engagement Ring accented with Approx. ,73 Carat TW Round Brilliant Cut Diamonds. Center diamond J color, I1 clarity. Accent di

GIA Certified 1.65 Carat Round Brilliant Cut Diamond and Platinum Engagement Ring. Accented with two small tapered baguette diamonds. Center diamond G color, VS2 clarity. Stamped Plat. Ring size 5-3/4

GIA Certified 9.08 Carat F SI2 Oval Cut Diamond 3-Stone Ring

Important GIA Certified Art Deco style 9.38 Carat Old European Cut Diamond and Platinum Engagement Ring. Diamond I color, VVS2 clarity. Unsigned. Very good condition. Ring size 8. Approx. weight: 9.0