3.15cts PREMIUM TOP!Extreme GREEN Color Play SOLID BLACK Opal LOOSEGEMS OP419

Title: 3.15cts PREMIUM TOP!Extreme GREEN Color Play SOLID BLACK Opal LOOSEGEMS OP419 Carat Weights: 3.15 Size/Dimensions: 16.50x7.00x4.80MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $

Title: 3.15cts PREMIUM TOP!Extreme GREEN Color Play SOLID BLACK Opal LOOSEGEMS OP419 Carat Weights: 3.15 Size/Dimensions: 16.50x7.00x4.80MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $

Title: 3.50 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK Welo Opal Oval OP418 Carat Weight: 3.5 Dimensions: 14.00 x 9.20 x 5.20MM Additional Information: NATURAL ETHIOPIA - HEATED WITH PLAY OF COLO

Title: 4.20 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK Welo Opal Round OP412 Carat Weight: 4.2 Size/Dimensions: 10.5x10.5x7.20MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $45.00

Title: 3.45 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK Welo Opal Oval OP414 Carat Weight: 3.45 Size/Dimensions: 14.40x10.50x5.10MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $45.0

Title: 3.40 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK Welo Opal Oval OP421 Carat Weights: 3.4 Size/Dimensions: 12.20 x 9.80 x 5.20MM Additional Information: HEATED Reserve: $40.00 Shipping: Dome

Title: 1.60cts PREMIUM TOP!RAINBOW Pattern. Extreme Color Play BLACK Welo Opal OP432 Carat Weights: 1.6 Size/Dimensions: 9.80x7.60x4.60MM Additional Information: HEATED Reserve: $25.00 Shipping: Domes

Title: "1.40 cts STUNNING FIRE SOLID BLACK Opal RAINBOW Play of Color Oval OP027" Carat Weight: 1.4 Dimensions: 8.80x6.90x4.10MM Additional Information: HEATED ETHIOPIAN ORIGIN Reserve: $20.00 Shippin

Title: 1.50 cts STUNNING FIRE SOLID BLACK Opal RAINBOW Play of Color OP054 Carat Weight: 1.5 Dimensions: 9.80x6.80x4.40MM Additional Information: HEATED ETHIOPIAN ORIGIN Reserve: $20.00 Shipping: Do

An oval black opal with board blue/green color play, 12.10 x 9.20 mm, set horizontally in RBC diamond pave gallery, hoop, 1.65 cts. TW. 18k. Size 4 1/2. 4.0 dwt.

Title: 6.40 Cts Natural Solid Semi Black Opal Red Flash Pear Shape Loose Gemstones Carat Weights: 6.4 Size/Dimensions: 16.8 x 12.3 x 7.2 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $

Stunning large exceptional quality black Australian opal and diamond ring. Crafted out of platinum. Features a large natural solid black opal cabochon with an explosion of colors ranging from green, b

1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99

14K yellow gold ring by Bagley & Hotchkiss, featuring mosaic black opal with blue, green, and pink play of color flush set with two lines of black jade on either side, high polish shank, sz 10,15.2 gr

Title: 4.25cts PREMIUM TOP . Black Welo Opal RAINBOW Play of Color Chaff PatternOP406 Carat Weight: 4.25 Dimensions: 13.20x10.30x6.60MM Additional Information: NATURAL ETHIOPIA - HEATED WITH PLAY OF C

LOVELY 2.5 CT GREEN OPAL SOLIS SILVER RING. These Lab Created .Exceptional Multi Color Play Opals Are Set In Solid .925 Sterling Silver. Size 7. Total Gram Weight Is 3.8 or 20 cttw.

Title: 5.30 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GREEN CHAFF PATTERN GOOD LUSTER LOOSE GEMSTONES Carat weights: 5.3 Size/Dimension: 16.0 x 13.0 x 5.0 MM Additional Info: HEATED WITH PLAY OF COL

LOOSE NATURAL UNTREATED OVAL CABOCHON OPALOpal measures apx 11x6mmNatural untreated Coober pedy, dark gray opal.NewBeautiful color play blues and greens, small hint of red Pictures are taken without a

Natural Herlequin Multi Color Black Opal 5.03 Carats.......Size:15.00x11.20x6.00 mmShape:Perfect Oval CabColor:Best Multicolor Play Red/Green/BlueClarity:IF - CleanLuster:Very GoodOrigin:Welo Hardness

One Oval-shape, Cabochon-cut Austrailian black opal 159.70 Carats in weight. Intense blue very even play of color, very good finish\\\' no blemishes ,38mmX33mmX23mm, in 14K gold, 3.40 ct diamond.If in

Art Deco Platinum Black Opal & Diamond Pendant. It features a drop design centrally set with a massive pear shaped black opal. It exhibits a harlequin peacock play-of-color and measures 31.00mm x 21.0

Lady's Vintage Chopard 18 Karat Yellow Gold Bracelet watch with Round Brilliant Cut Diamond Bezel and Black Opal Dial, Manual Movement. Opal with good play of multi color. Signed, stamped 750, hallmar

13.26 Carat Oval Cabochon Black Opal, 2.26 Carat TW Eighteen Round Brilliant Cut Diamond and Platinum Ring. Opal with very good play of multi color. Diamonds E-F color, VVS-VS clarity. Stamped Pt900.

A 18ct yellow gold Australian Opal Pyramid profile pendant. Featuring 4 oval cabochon Australian Opals with strong play of Yellow/Blue/Green/Violet colors. Measures at 22mm in length by 16mm width and