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2.37Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 1120E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 2.37Ct Dimension: 10x9.9x5.9 mm Treatment: Smoked Type: Faceted, Poli

5 days Left

2.37Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 1120E

Ksmith Heritage Auctioneers

Est. $50-$100

6.29Ct Welo Black Opal Polished Lot - Ethiopian Opal , 963E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 6.29Ct Dimension: 9.9x7.7x4.4 mm Treatment: Smoked Type: Cabochon, Po

5 days Left

6.29Ct Welo Black Opal Polished Lot - Ethiopian Opal , 963E

Ksmith Heritage Auctioneers

Est. $30-$60

*8.75Ct Welo Opal Polished - Ethiopian Opal - Round Cabochon, 481B: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 8.75Ct Dimension: 14.6 x 14.4 x 7.8 mm Treatment: Natural Untreated Shape: Round

5 days Left

*8.75Ct Welo Opal Polished - Ethiopian Opal - Round Cabochon, 481B

Ksmith Heritage Auctioneers

Est. $170-$340

1.42Ct Welo Black Faceted Opal Polished - Ethiopian Opal , 228E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.42Ct Dimension: 10.4x7.9x4.2 mm Treatment: Smoked Type: Faceted, Po

5 days Left

1.42Ct Welo Black Faceted Opal Polished - Ethiopian Opal , 228E

Ksmith Heritage Auctioneers

Est. $30-$60

2.04Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 971E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 2.04Ct Dimension: 12.8x8.8x4.1 mm Treatment: Smoked Type: Faceted, Po

5 days Left

2.04Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 971E

Ksmith Heritage Auctioneers

Est. $50-$100

*5.59Ct Welo Opal Polished - Ethiopian Opal - Oval Cabochon, 382B: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 5.59Ct Dimension: 15.1 x 10.9 x 6.5 mm Treatment: Natural Untreated Shape: Oval

5 days Left

*5.59Ct Welo Opal Polished - Ethiopian Opal - Oval Cabochon, 382B

Ksmith Heritage Auctioneers

Est. $110-$220

8.33Ct Welo Opal Polished - Ethiopian Opal - Oval Cabochon , 197E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 8.33Ct Dimension: 23 x 18.2 x 5.1 mm Treatment: Natural Untreated Shape: Ov

5 days Left

8.33Ct Welo Opal Polished - Ethiopian Opal - Oval Cabochon , 197E

Ksmith Heritage Auctioneers

Est. $130-$260

1.99Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 951E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.99Ct Dimension: 12.4x8.6x5 mm Treatment: Smoked Type: Faceted, Poli

5 days Left

1.99Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 951E

Ksmith Heritage Auctioneers

Est. $20-$40

1.92Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 1105E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.92Ct Dimension: 11.2x8.7x4.9 mm Treatment: Smoked Type: Faceted, Po

5 days Left

1.92Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 1105E

Ksmith Heritage Auctioneers

Est. $50-$100

1.11Ct Welo Black Opal Faceted Polished - Ethiopian Opal, 69B: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.11Ct Dimension: 10.6x7.5x3.4 mm Treatment: Smoked Type: Faceted, Polishe

5 days Left

1.11Ct Welo Black Opal Faceted Polished - Ethiopian Opal, 69B

Ksmith Heritage Auctioneers

Est. $130-$260

1.22Ct Welo Black Faceted Opal Polished - Ethiopian Opal , 257E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.22Ct Dimension: 9.5x7.4x4.2 mm Treatment: Smoked Type: Faceted, Pol

5 days Left

1.22Ct Welo Black Faceted Opal Polished - Ethiopian Opal , 257E

Ksmith Heritage Auctioneers

Est. $30-$60

*4.39Ct Welo Opal Polished - Ethiopian Opal - Oval Cabochon, 432B: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 4.39Ct Dimension: 12.6 x 10.3 x 6.8 mm Treatment: Natural Untreated Shape: Oval

5 days Left

*4.39Ct Welo Opal Polished - Ethiopian Opal - Oval Cabochon, 432B

Ksmith Heritage Auctioneers

Est. $90-$180

24.41Ct Welo Opal Polished - Ethiopian Opal - Pear Cabochon , 200E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 15.44Ct Dimension: 26.3 x 13.3 x 7 mm Treatment: Natural Untreated Shape: O

5 days Left

24.41Ct Welo Opal Polished - Ethiopian Opal - Pear Cabochon , 200E

Ksmith Heritage Auctioneers

Est. $190-$380

3.89Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 998E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 3.89Ct Dimension: 15.4x10.1x6.6 mm Treatment: Smoked Type: Faceted, P

5 days Left

3.89Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 998E

Ksmith Heritage Auctioneers

Est. $90-$180

2.04Ct Welo Black Opal Polished - Ethiopian Opal - Oval Faceted , 119E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 2.04Ct Dimension: 10.9 x 8.7 x 4.7 mm Treatment: Smoked Shape: Oval

5 days Left

2.04Ct Welo Black Opal Polished - Ethiopian Opal - Oval Faceted , 119E

Ksmith Heritage Auctioneers

Est. $50-$100

*19.50Ct Calibrated 7x5mm Faceted Welo Opal Set - Ethiopian Opal , 135E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 19.50Ct Treatment: Natural Untreated Type: Faceted, Polished

5 days Left

*19.50Ct Calibrated 7x5mm Faceted Welo Opal Set - Ethiopian Opal , 135E

Ksmith Heritage Auctioneers

Est. $130-$260

3.58 Ct Natural Blue & Pink Opal Beads: Weight - 3.58 Ct / Dimensions - 4.80 - 5.10 mm / 10 Pc's / Shape - Round Drilled / Color - Pink & Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

1 day Left

3.58 Ct Natural Blue & Pink Opal Beads

Est. $75-$150

1.18 Ct Natural Hyalite Opal Cushion Cut: Weight - 1.18 Ct / Size - 8.10 x 6.50 x 4.60 mm / Shape - Cushion Cut / Color - White / Clarity - VVS / Origin - Brazil / Treatment - None

1 day Left

1.18 Ct Natural Hyalite Opal Cushion Cut

Est. $75-$150

4.35 Ct Natural Multicolor Welo Opal Top Fire Round Beads: Weight - 4.35 Ct / Dimensions - 5.20 - 5.70 mm / 9 Pc's / Shape - Round Beads / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

1 day Left

4.35 Ct Natural Multicolor Welo Opal Top Fire Round Beads

Est. $75-$150

0.88 Ct Natural Multicolor Welo Opal Flash Fire Octagon Cut: Weight - 0.88 Ct / Dimensions - 8.10 x 6.10 x 3.40 mm / Shape - Octagon Cut / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

1 day Left

0.88 Ct Natural Multicolor Welo Opal Flash Fire Octagon Cut

Est. $75-$150

10K Ring Heart Opal And Diamond Ring: Medium: Heart Opal And Diamond Size: US6, 1.68gram Age/Detail: 10K Ring Condition: great overall, check photo for condition reference. Provenance: Collection from Estate in Williamsburg LiveShipping i

2026

10K Ring Heart Opal And Diamond Ring

Treasured Auctions

9K Gold Natural Amethyst Peridot and Opal Vintage Style Drop Earrings: CHARACTERISTICSOrigin: ThailandMetal: Solid 9K Yellow Gold Earrings Size: 10 x 28 mm.Total Gemstones Weight: 1.00 carat (approx.)Total Gram Weight: 1.52 g. (approx.)*Pictures have been enlarged to sho

2 hrs Left

9K Gold Natural Amethyst Peridot and Opal Vintage Style Drop Earrings

Lilly M. JEWELERS

Est. $900-$1,100

4.37 Carats Pear-Shaped Cabochon Opal - Natural Ethiopian Stone 16.9x10.6x6.2mm, 19XH: This elegant Welo opal offers a soft, glowing palette of pastel fire-flashes of rose, blush pink, and hints of lavender swirl beneath its smooth, pear-shaped surface. The opal's translucent body tone

17 hrs Left

4.37 Carats Pear-Shaped Cabochon Opal - Natural Ethiopian Stone 16.9x10.6x6.2mm, 19XH

Est. $20-$40

Vintage 14k Gold Opal Seed Pearl Diamond Dangle Brooch Pendant: Vintage 14k Gold Opal Seed Pearl Diamond Dangle Brooch Pendant This exquisite vintage brooch pendant features a stunning array of natural gemstones set in solid 14k yellow gold. The centerpiece is a b

3 days Left

Vintage 14k Gold Opal Seed Pearl Diamond Dangle Brooch Pendant

Est. $4,924-$5,909

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