Gems

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25.61 Ct Natural Green Malachite Oval Cab: Weight - 25.61 Ct / Dimensions - 30.00 x 13.60 x 4.40 mm / Shape - Oval Cab / Color - Green / Clarity - Opaque / Origin - Russia / Treatment - None

2026

25.61 Ct Natural Green Malachite Oval Cab

Gems AuctionBangkok, TH

27.67 Ct Natural Blue Opal Pear Cab: weight - 27.67 Ct / Size - 27.00 x 22.70 x 7.70 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

27.67 Ct Natural Blue Opal Pear Cab

Gems AuctionBangkok, TH

4.61 Ct Natural Multicolor Welo Opal Round Beads: Weight - 4.61 Ct / Dimensions - 4.20 - 4.70 mm / 12 Pc's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.61 Ct Natural Multicolor Welo Opal Round Beads

Gems AuctionBangkok, TH

1.01 Ct Natural Multicolor Welo Opal Round Cab: Weight - 1.01 Ct / Dimensions - 7.10 x 7.10 x 3.50 mm / Shape & Cut - Round Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.01 Ct Natural Multicolor Welo Opal Round Cab

Gems AuctionBangkok, TH

1.56 Ct Natural Multicolor Welo Opal Oval Cab Set: Weight - 1.56 Ct / Dimensions - 6.7x5.1 - 7.3x5.3 mm / 3 PC's / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.56 Ct Natural Multicolor Welo Opal Oval Cab Set

Gems AuctionBangkok, TH

1.75 Ct Natural Semi Precious Pear Cut Set: Weight - 1.75 Ct / Dimensions - 5.0x3.0 - 5.0x3.2 mm / 8 Pc's / Shape -Pear Cut / Amethyst , Topaz, Garnet, Peridot Etc…/ Clarity - Transparent / Origin - Africa / Treatment - None

2026

1.75 Ct Natural Semi Precious Pear Cut Set

Gems AuctionBangkok, TH

31.07 Ct Natural Solar Coral Pear Cab: weight - 31.07 Ct / Size - 35.00 x 18.20 x 6.90 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

31.07 Ct Natural Solar Coral Pear Cab

Gems AuctionBangkok, TH

5.00 Ct Natural Multicolor Welo Opal Round Beads: Weight - 5.00 Ct / Dimensions - 5.30 - 5.60 mm / 10 Pc's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

5.00 Ct Natural Multicolor Welo Opal Round Beads

Gems AuctionBangkok, TH

9.27 Ct Natural Purple Amethyst Round Cut Beads: Weight - 9.27 Ct / Dimensions - 5.90 - 6.20 mm / 8 Pc's / Shape - Round Cut Beads / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

9.27 Ct Natural Purple Amethyst Round Cut Beads

Gems AuctionBangkok, TH

4.21 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 4.21 Ct / Dimensions - 4.00 - 4.10 mm / 21 Pc's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.21 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

1.45 Ct Natural Multicolor Welo Opal Flash Fire Oval Cut Pair: Weight - 1.45 Ct / Dimensions - 8.20 x 6.10 x 3.60 mm / 2 Pc's / Shape & Cut - Oval Cut / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.45 Ct Natural Multicolor Welo Opal Flash Fire Oval Cut Pair

Gems AuctionBangkok, TH

4.50 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 4.50 Ct / Dimensions - 5.50 - 5.90 mm / 14 Pc's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.50 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

18.41 Ct Natural Purple Amethyst Round Cut Beads: Weight - 18.41 Ct / Dimensions -3.00 - 3.10 mm / 111 Pc's / Shape - Round Cut Beads / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

18.41 Ct Natural Purple Amethyst Round Cut Beads

Gems AuctionBangkok, TH

3.27 Ct Natural Pink Amethyst Fancy Cut: Weight - 3.27 Ct / Dimensions - 10.40 x 9.50 x 7.10 mm / Shape - Fancy Cut / Color - Pink / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

3.27 Ct Natural Pink Amethyst Fancy Cut

Gems AuctionBangkok, TH

3.17 Ct Natural Carnelian Oval Cab: Weight - 3.17 Ct / Dimensions - 11.10 x 9.00 x 4.50 mm / Shape & Cut - Oval Cab / Transparency - Semi - Opaque / Origin - Brazil

2026

3.17 Ct Natural Carnelian Oval Cab

Gems AuctionBangkok, TH

3.58 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 3.58 Ct / Dimensions - 4.00 - 4.10 mm / 19 Pc's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

3.58 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

1.53 Ct Natural Semi Precious Pear Cut Set: Weight - 1.53 Ct / Dimensions - 5.0x3.0 - 5.2x3.2 mm / 7 Pc's / Shape -Pear Cut / Amethyst , Topaz, Garnet, Peridot Etc…/ Clarity - Transparent / Origin - Africa / Treatment - None

2026

1.53 Ct Natural Semi Precious Pear Cut Set

Gems AuctionBangkok, TH

8.29 Ct Natural Green Peridot Round Beads: Weight - 8.29 Ct / Dimensions -4.80 - 5.30 mm / 11 Pc's / Shape -Round Beads / Color - Green / Clarity - VVS / Origin - Pakistan / Treatment - None

2026

8.29 Ct Natural Green Peridot Round Beads

Gems AuctionBangkok, TH

21.60 Ct Natural Moss Agate Oval Cab: Weight - 21.60 Ct / Size -29.00 x 18.50 x 5.50 mm / Shape - Excellent Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

21.60 Ct Natural Moss Agate Oval Cab

Gems AuctionBangkok, TH

1.29 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.29 Ct / Dimensions - 9.90 x 7.30 x 4.30 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.29 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

1.38 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.38 Ct / Dimensions - 10.90 x 7.00 x 3.60 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.38 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

3.17 Ct Natural Multicolor Welo Opal Round Beads: Weight - 3.17 Ct / Dimensions - 3.70 - 4.00 mm / 19 PC's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

3.17 Ct Natural Multicolor Welo Opal Round Beads

Gems AuctionBangkok, TH

1.98 Ct Natural Multicolor Welo Opal Oval Cab: Weight - 1.98 Ct / Dimensions -10.00 x 8.10 x 5.20 mm / Shape & Cut - Oval cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.98 Ct Natural Multicolor Welo Opal Oval Cab

Gems AuctionBangkok, TH

17.70 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 49XA: This vibrant collection of Welo opals features a stunning variety of translucent body tones, from milky white and soft cream to warm honey and golden-orange, each adorned with vivid, shifting color pl

2026

17.70 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 49XA

ThousandPlanetSathorn, Bangkok

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24

Gems Auctions

A Pair of Stunning Art Deco style 18K White Gold Emerald Ruby and Diamond Hanging Earrings

An Art Deco Platinum Diamond and Onyx Ring

An Impressive Art Deco Platinum Diamond and Sapphire Bracelet

Summer Sparkle - Jewelry Gems and Timepieces

Alma Auctioneers

Starts on:

Tel Aviv, Tel Aviv, IL

18K White Gold Kashmir Sapphire Ring with Diamonds

18K White Gold Paraiba ring With Diamonds

18K Gold-Plated 925 Silver Chain with amethyst, topaz and lemon quartz pear shape

Live26

Nile Gems | Fine Jewelry & Gemstones Auction

Nile Jewels Co Ltd

Started:

Bangkok, Krung Thep, TH

AGL Certified 7.63ct Natural No Heat Royal Blue Sapphire Diamond Ring Platinum*v

Authentic Tiffany & Co 18kt Pin 11793**

GIA Certified 5.08ct. Natural Ruby Diamonds ring 18kt Ballerina Prime *v

Gems & Glamour: Fine Jewelry Stones Auction

Ends from:

New York, NY, US

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