12.66ct Lab Created Alexandrite Gemstone Green-Blue

4.50 CT MIN 12x10MM oval lab created Russian Alexandrite gemstone.

6.25 CT MIN 12MM round lab created Russian Alexandrite gemstone.

1.25 CT MIN 7MM round lab created Russian Alexandrite gemstone.

3.00 CT MIN 10x10MM heart shaped lab created Russian Alexandrite gemstone.

6.73 CT 11.02x10.88MM lab created Russian Alexandrite gemstone.

3.00 CT MIN 10x10MM heart shaped lab created Russian Alexandrite gemstone.

1.25 CT MIN 7MM round lab created Russian Alexandrite gemstone.

Blue lab created alexandrite rhodium over silver bolo bracelet 2.98ctw. 2.98ctw oval lab created alexandrite rhodium over sterling silver bolo bracelet, adjusts approximately 6"-9"L and measures appro

Item Name:-SpiderwebCopper Turquoise // Item weight in carat:- ** // item Dimension(Size)in milimeter:- 10 mm, 10 mm, 6 mmitem // item creation :- Lab-Created // litem country of origin :- india// ITE

Retro 1950's white gold and gemstone ring. Features a triangular cut, green, lab created gemstone. Its flanked on one side by a pair of prong set round diamonds weighing a total of .02 carats. Marked

Size 3, textured design featuring a bow style motif accented with small blue gemstones (possibly lab created our enhanced) electronically tested (6.8 grams tw)

Sterling Silver Gemstone: Lab Created Blue Sapphire Diamond: Natural Diamond Accent

14k Yellow Gold & Blue Gemstone Ring, with lab-created stones. Marked 14k. Ring is currently a size 8.5.

Beautiful sterling silver pendant with gorgeous oval cut lab created blue sapphire center gemstone set in a halo of white sapphires. Pendant itself is approximately 1/2" in length & hangs on an 18" st

4.5 carat kunzite, ++ check out the pics all pictured for 1 bid unsure if natural or lab created. gemstone lot 10.5 carats kuznite, london blue, garnet, peridot ++ seepics

Item Name:-Turquoise/Firoza // Item weight in carat:- xx // item Dimension(Size)in milimeter:- 10 mm, 10 mm, 6 mmitem // item creation :- Lab-Created // litem country of origin :- india// ITEM Treatme

Superb New SMARTLIFE Sterling Silver 2 Piece Blue Sapphire Jewelry Set - 6.5mm Stone in Necklace and 5.0mm Stones in the Stud Earrings - Adjustable Chain 15"-17" Long - Lab-Created Gemstones Mounted i

Enchanting New SMARTLIFE 10.0mm Sterling Silver Blue Sapphire Solitaire Necklace Adjustable Chain 16"-18" Long Lab-Created Gemstones Mounted in 925 Stamped Solid Sterling Silver with White Gold Overla

Stunning pair of 14K and syn. Alexandrite rings. Ring one is a smaller square cut which catches light well and shows greens, blues, purples and pinks. Marked on the inside of the band 14K, approx size

STERLING SILVER AND OPAL JEWELRY SET ~ LAB CREATED BLUE OPAL INLAY WITH STRONG BLUE/GREEN PINFIRE. APPROXIMATELY 16" - 18" (ADJUSTABLE LENGTH) WITH V-SHAPE FT. OPAL INLAY AND LOBSTER HOOK CLASP CLOSUR

00This stunning alexandrite gemstone has been certified by GIA and boasts a natural color change effect from blue to green to purple depending on the lighting. The transparency of the gemstone is high

Two 14kt White Gold Rings With Gemstone Accents Sizes 8 & 7.75, tapered shank designs featuring three dark blue gemstone in shared prong settings in each, (possibly lab created/ enhanced sapphires) fe

BREATHTAKING 5.20 CT RUSSIAN ALEXANDRITE LAB CREATED RING. NEAR FLAWLESS THIS TRUE COLOR CHANGE LAB ALEXANDRITE IS MOUNTED IN SOLID .925 STERLING SILVER ACCENTED BY TWO NATURAL BLUE SAPHIRRE STONES. S

larger gemstone lot swiss blue, pink, peridot, trillion cut too! check these out larger individual gems, unsure if natural of lab created