1.07ct Alexandrite and 0.33ctw Diamond Platinum Ring (GIA CERTIFIED)

One electronically tested platinum ladies cast alexandrite and diamond ring. Condition is new, good workmanship. The featured alexandrite is set within a diamond bezel, supported by a ribbed under gal

(K31E12) One electronically tested platinum ladies cast alexandrite and diamond ring. Condition is new, good workmanship. The featured alexandrite is set within a diamond bezel, supported by a ribbed

(K53E32) One electronically tested platinum ladies cast alexandrite and diamond ring. Condition is new, good workmanship. The featured alexandrite is set within a tiered diamond bezel, supported by a

(K42E59) Platinum Alexandrite & Diamond Ring One polished, stamped, and tested platinum ring with a bright finish. The ring is mounted with: 1 genuine G1A certified alexandrite center stone weighing 1

GIA Certified Natural Alexandrite Diamond Platinum Ring

Platinum ring with one GIA certified alexandrite center stone weighing 0.87 carat and 26 round diamonds weighing 0.35 carats. Total weight: 6.6 grams Ring Size: 7 Condition: Like new. Note: This lot c

GIA Certified 5.21ct Alexandrite Having Very Good Color Change Surrounded By 0.84cts G-H, VS1-VS2 Diamonds Set In Platinum. Size 7, 9.5 Grams Total Weight. Scroll Through All Photos To View GIA And Ap

This is a certified and appraised genuine Alexandrite and natural diamond ring set in platinum.  The 1.49 carat oval, faceted yellowish-green Alexandrite is prong-set in a platinum ring with a ha

Brand New. 3.00 ct Diamond Platinum Ring (GIA Certified) Feel confident...Full Refund if not as Described! Sparkling White, Eye Popping Squeaky Clean! Guaranteed to melt her heart and swoop her off he

14K white gold Alexandrite and Diamond ring having GIA certified Alexandrite center stone weighing 1.01 carats; set with 56 round brilliant cut diamonds, approx. 0.85 CTW, clarity VS2-SI1, color G-H;

14K rose gold ring featuring a rectangular cushion cut alexandrite, weighing approx. 1.20 cts, with blue-green hue changing to purple, accompanied by GIA report #5221267026, prong set in center and fl

(K49E92) One electronically tested 18KT white gold cast alexandrite & diamond ring. The featured alexandrite is set within a diamond bezel, supported by diamond ribbon shoulders, completed by a two mi

(K23E72) One polished, stamped, and tested 18K white and rose gold ring with a bright finish. The ring is mounted with: 1 genuine GIA certified Burmese Ruby center stone weighing 1.32 carats, and 42 g

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

Size 6.75 platinum GIA certified diamond ring. Stamped platinum. GIA certified F Color SI1 diamond: 1.04 CT. Center diamond set with 26 brilliant round cut diamonds with 4 marquise shape diamonds, F c

18K white gold ring with 1.69 ct of diamonds CLARITY VS-2 to SI-1 COLOR F-H and 7.87 ct natural alexandrite center stone (GIA CERTIFIED) K39D995

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

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

A GIA Certified Mid-Century Jadeite Jade Cabochon Diamond Platinum Ring from the 1950’s-1960’s. The Jadeite Cabochon is bright green in tone and is natural and free of any treatment grad

GIA Certified 10.88 Carat Round Diamond Platinum RingAn amazing 10.88 Carat exceptional round brilliant cut diamond ring. The main stone is in color very white J Color and si1 very pleasant well hide

Exceptional GIA Certified 2 Carat Fancy Blue Heart Diamond Platinum Ring

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

GIA Certified 9.39 Carat Pink Sapphire Diamond Platinum Ring. This ring features a Ceylon (Sri Lanka) Origin 9.39 Carat Oval Pink Sapphire accompanied with a GIA Report. Accented with two trapezoid st