1.31ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURAL UNTREATED RAREModern Jewelry4.5(203)$2,000Feb 12, 2026
1.31ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURAL UNTREATED RAREModern Jewelry4.5(203)$2,000Mar 19, 2026
3.17 Ct Natural Black Flashing Fire "Midnight Spark" Opal Oval CabGems Auction4.6(406)$1(1 bid)11 hrs Left
SoldOval black opal cabochon 2 ctsOval shape black opal cabochon, weight 2.00 cts. Measured 12.5 mm x 7.6 mm. Opal has extremely nice play of colors. Country of origin Ethiopia, Africa.See Sold Price
SoldSuna Brothers Platinum Ring, Size 6.5, Black OpalSuna Brothers Platinum Ring, Size 6.5, Having One Genuine Oval Black Opal, Cabochon Cut, 2.51 Cts. Surrounded By Round Full Cut Diamonds Set in a Pave Style, 1.36 Cts. Art Deco Style with a Twisted DeSee Sold Price
SoldCts. 2.35 Natural Ethiopian Black OpalNatural and very fiery Ethiopian Welo black opal. Treatment: enhanced by smoking. Shape/Cut: Oval/Cabochon. Macro magnification without any improvement. Dimensions: 12x8x4 mm; Weight:2.35 ct.See Sold Price
SoldPear shape Black Welo Ethiopian opal cabochon, 2.08 ctsPear shape Black Welo Ethiopian opal cabochon, weight 2.08 cts. Measured 14 mm x 8.3 mm x 4.4 mm. Opal has extremely nice play of colors. Country of origin Ethiopia, Africa.See Sold Price
SoldTREMONTI 14K YELLOW GOLD OVAL BLACK OPAL AND DIAMONDTREMONTI 14K YELLOW GOLD OVAL BLACK OPAL AND DIAMOND RING, OPAL WEIGHS APPROXIMATELY 2.86 CTS; DIAMONDS WEIGH APPROXIMATELY TWT 1.03 CT. RING SIZE 7; GROSS WEIGHT 9.2 GRAMSSee Sold Price
Sold2.40 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSETitle: 2.40 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Brand: 2.40 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Carat Weights: 2.4 Size/Dimensions:11.7 x 8.2 x 5.1 MM RSee Sold Price
Sold2.70 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSETitle: 2.70 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Brand: 2.70 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Carat Weights: 2.7 Size/Dimensions:16 x 7 x 4.1 MM ReserSee Sold Price
SoldEstate Platinum 900 Natural Black Opal & Diamond Pendant with Cosmo Gem Report900 Platinum teardrop-shape pendant having a 2.70ct oval cabochon natural black opal and .11cts of natural round brilliant diamond accents. Weighing 4.5 grams and measuring approximately 14 x 26 mm.&nSee Sold Price
SoldOpal,2.84 Cts Natural Black Color & Oval CutTitle: Opal,2.84 Cts Natural Black Color & Oval Cut Materials: Opal Size: 11.8*9.2*5.0mm Description: Weight (carats):2.84 carats, Colors:Black, No Treatment, Origin:India. Treatment:Natural Reserve:See Sold Price
SoldOpal,3.2 Cts Natural Black Color & Oval CutTitle: Opal,3.2 Cts Natural Black Color & Oval Cut Materials: Opal Size: 12.0*8.7*6.3mm Additional Information: Weight (carats): 3.2 carats, Colors:Black, No Treatment, Origin:India. Treatment:NaturalSee Sold Price
SoldLoose 2.39ct black opalLoose 2.39ct oval cabochon cut black opal displaying green fire. Measures 14.5x9.55x3.44mm. TH-231See Sold Price
SoldA Pair of Black Opal CufflinksFeaturing two oval-shaped black opal cabochons with blue and green play of color​, weighing a total of approximately 2.80 carats, in a textured 14K yellow gold setting; tops measure 7/8 x 5/See Sold Price
Sold2.15 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.15 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: MRS GEMS Carat Weights: 2.15 Size/Dimensions: 9.9 x 7.7 x 5.1 MM Provenance/Additional Info: Reserve: $30.00 SSee Sold Price
Sold2.10 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.10 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Carat Weights: 2.1 Size/Dimensions: 10.0 x 7.6 x 5.4 MM Additional Information: HEATED Reserve: $35.00 Shipping: DomSee Sold Price
Sold2.80 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.80 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: Carat Weights: 2.8 Size/Dimensions: 12 x 8.9 x 5 MM Reserve: $40.00 Shipping: Domestic: Flat-rate of $15.00 toSee Sold Price
Sold2.10 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.10 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Carat Weights: 2.1 Size/Dimensions: 11.0 x 8.0 x 4.7 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $See Sold Price
Sold2.50 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.50 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: MRS GEMS Carat Weights: 2.5 Size/Dimensions: 12.6 x 9 x 4.1 Additional Information: HEATED WITH PLAY OF COLORSee Sold Price
Sold2.70 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.70 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: MRS GEMS Carat Weights: 2.7 Size/Dimensions: 11.7 x 8.4 x 5.2 MM Provenance/Additional Info: Reserve: $30.00 SSee Sold Price
Sold2.80 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.80 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: MRS GEMS Carat Weights: 2.8 Size/Dimensions: 11.9 x 9.8 x 4.4 MM Additional Information: HEATED WITH PLAY OFSee Sold Price
Sold2.50 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOODTitle: 2.50 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: MRS GEMS Carat Weights: 2.5 Size/Dimensions: 11.6 x 8.7 x 4.2 MM Provenance/Additional Info: Reserve: $30.00 SSee Sold Price
SoldBlack Cabochon Opal - 2.55 ct.Black Cabochon Opal - 2.55 ct. , Color - Black , Shape - Oval , Cabochon Cut Design ,Origin - Africa , Good quality with luster.See Sold Price
SoldBlack Cabochon Opal - 2.77 ct.Black Cabochon Opal - 2.77 ct. , Color - Black , Shape - Oval , Cabochon Cut Design ,Origin - Africa , Good quality with luster.See Sold Price
Sold2.05 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONESNo Reserve! Title: 2.05 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Carat Weights: 2.05 Size/Dimensions: 12.4 x 7.0 x 4.0 MM Additional Information: HEATED WITH PLAY OF COLSee Sold Price
Sold2.75 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSETitle: 2.75 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Carat Weights: 2.75 Size/Dimensions: 11.4 x 8.6 x 5.9 MM Reserve: $10.00 Shipping: Domestic: Flat-rate of $10.00 to anywhere witSee Sold Price
