Alfons Bach Gems

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1.23 Ct Natural Green Peridot Oval Cut: Weight - 1.23 Ct / Dimensions - 7.70 x 5.90 x 4.10 mm / Shape - Oval Cut / Color - Green / Clarity - VVS / Origin - Pakistan / Treatment - None

2026

1.23 Ct Natural Green Peridot Oval Cut

Bangkok, TH

Gems Auction

4.7

(486)

4.77 Ct Natural Multicolor Fire Opal Round Beads: Weight - 4.77 Ct / Dimensions - 4.50 - 4.90 mm / 16 Pc's / Shape - Round Beads / Color - Blue & Welo White / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

4.77 Ct Natural Multicolor Fire Opal Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

11.89 Ct Natural Rutile Amethyst Quartz Oval Cab: Weight - 11.89 Ct / Dimensions - 14.70 x 13.40 x 8.70 mm / Shape - Oval Cab / Clarity - Transparent / Origin - Norway / Treatment - None

2026

11.89 Ct Natural Rutile Amethyst Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

14.67 Ct Natural Wild horse White Jasper Quartz Pear Cab: weight - 14.67 Ct / Dimensions - 28.00 x 15.40 x 4.50 mm / Shape & Cut - Excellent Pear Cab / Origin - Brazil / Comments - None

2026

14.67 Ct Natural Wild horse White Jasper Quartz Pear Cab

Bangkok, TH

Gems Auction

4.7

(486)

1.48 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.48 Ct / Dimensions - 10.80 x 7.60 x 3.70 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.48 Ct Natural Black Flashing Fire Opal Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

2.09 Ct Natural Orange Fire Opal Trillion Cab: Weight - 2.09 Ct / Size - 8.90 x 8.50 x 4.10 mm / Shape - Trillion Cab / Color - Orange / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

2.09 Ct Natural Orange Fire Opal Trillion Cab

Bangkok, TH

Gems Auction

4.7

(486)

2.80 Ct Natural Pink Fire Opal Oval Cab: Weight - 2.80 Ct / Dimensions - 12.10 x 9.50 x 5.30 mm / Shape - Oval Cab / Color - Pink / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

2.80 Ct Natural Pink Fire Opal Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

7.42 Ct Natural Blue Sapphire Round Beads: Weight - 7.42 Ct / Dimensions- 5.30 - 5.50 mm / 6 Pc's / Shape - Round Beads / Clarity - SI / Origin - Sri Lanka / Treatment - Standard Heated

2026

7.42 Ct Natural Blue Sapphire Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

38.47 Ct Natural Eye Agate Marquise Cab: Weight - 38.47 Ct / Dimensions - 30.00 x 18.90 x 8.70 mm / Shape - Marquise Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

38.47 Ct Natural Eye Agate Marquise Cab

Bangkok, TH

Gems Auction

4.7

(486)

16.58 Ct Natural Green Opal Oval Cab: Weight - 16.58 Ct / Dimensions - 23.80 x 16.80 x 5.10 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

16.58 Ct Natural Green Opal Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

1.63 Ct Natural Yellow Citrine Round Cut Set: Weight - 1.63 Ct / Size - 4.90 - 5.00 mm / 4 pc's / Shape - Round Cut / Color - Yellow / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

1.63 Ct Natural Yellow Citrine Round Cut Set

Bangkok, TH

Gems Auction

4.7

(486)

0.98 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Pair: Weight - 0.98 Ct / Dimensions - 6.60 x 4.90 x 3.00 mm / 2 Pc's / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

0.98 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Pair

Bangkok, TH

Gems Auction

4.7

(486)

5.35 Ct Natural Orange Fire Opal Round Beads: Weight - 5.35 Ct / Dimensions - 5.20 - 5.70 mm / 15 Pc's / Shape - Round Beads / Color - Orange / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

5.35 Ct Natural Orange Fire Opal Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

5.51 Ct Natural Rutile Quartz Oval Cab: Weight - 5.51 Ct / Dimensions - 14.10 x 9.90 x 5.30 mm / Shape & Cut - Oval Cab / Transparency - Transaprent / Origin - India / Comments - None

2026

5.51 Ct Natural Rutile Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

1.42 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Set: Weight - 1.42 Ct / Dimensions - 5.8x4.2 - 6.1x4.1 mm / 4 Pc's / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.42 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Set

Bangkok, TH

Gems Auction

4.7

(486)

10.82 Ct Natural Green Opal Oval Cab: Weight - 10.82 Ct / Dimensions - 21.30 x 12.00 x 5.10 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

10.82 Ct Natural Green Opal Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

7.10 Ct Natural Rutile Quartz Oval Cab: Weight - 7.10 Ct / Dimensions - 14.10 x 10.50 x 6.20 mm / Shape & Cut - Oval Cab / Transparency - Transaprent / Origin - Norway / Comments - None

2026

7.10 Ct Natural Rutile Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

22.14 Ct Natural Serpentine Cushion Art Cab: weight - 22.14 Ct / Size -30.00 x 17.60 x 4.40 mm / Shape - Cushion Art Cab / Origin - Brazil / Treatment - None

2026

22.14 Ct Natural Serpentine Cushion Art Cab

Bangkok, TH

Gems Auction

4.7

(486)

3.84 Ct Natural Multicolor Welo Opal Flash Fire Pear Beads: Weight - 3.84 Ct / Dimensions - 5.8x5.7 - 6.2x5.7 mm / 8 PC's / Shape & Cut - Pear Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

3.84 Ct Natural Multicolor Welo Opal Flash Fire Pear Beads

Bangkok, TH

Gems Auction

4.7

(486)

11.55 Ct Natural Blue Turquoise Round Beads: Weight - 11.55 Ct / Dimensions - 4.60 - 5.50 mm / 28 Pc's / Shape - Round Beads / Color - Blue / Transparency - Opaque / Origin - egypt / Treatment - None

2026

11.55 Ct Natural Blue Turquoise Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

25.83 Ct Natural Stichitite Purpurite Oval Cab: weight - 25.83 Ct / Dimensions - 36.00 x 18.20 x 5.90 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

25.83 Ct Natural Stichitite Purpurite Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

1.30 Ct Natural Multicolor Welo Opal Flash Fire Round Cut: Weight - 1.30 Ct / Dimensions - 8.00 x 8.00 x 4.90 mm / Shape & Cut - Round Cut / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.30 Ct Natural Multicolor Welo Opal Flash Fire Round Cut

Bangkok, TH

Gems Auction

4.7

(486)

19.48 Ct Natural Jasper Quartz Pear Cab: weight - 19.48 Ct / Dimensions - 31.00 x 17.00 x 5.30 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

19.48 Ct Natural Jasper Quartz Pear Cab

Bangkok, TH

Gems Auction

4.7

(486)

1.57 Ct Natural Yellow Citrine Round Cut Set: Weight - 1.57 Ct / Dimensions - 4.80 - 5.00 mm / 4 Pc's / Shape & Cut - Round Cut / Color - Yellow / Transparency - VVS / Origin - Brazil / Comments - Heated

2026

1.57 Ct Natural Yellow Citrine Round Cut Set

Bangkok, TH

Gems Auction

4.7

(486)

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Gems Auctions

UNIQUE BERTONI HANDCRAFTED DESIGNER BRANCH RING WITH 18K YELLOW GOLD & ONYX with diamonds

Large Lemon Quartz

Estate Opal and Sapphire 14k yellow flower ring

Jewels & Gems, Then & Now

Bertoni Gallery LLC

Starts on:

Warwick, NY, US

14KY&W Gold Tanzanite and Diamond Swirled Pendant

18K Emerald and Diamond Halo Ring Signed Iliana

Ruby and Diamond Marquise-Cut Doorknocker Earrings

Trending Colored Gems Plus Fine Jewelry Sale

Bidfair Fine Jewelry

Ends from:

Vero Beach, FL, US

Auction Cover

Auction Cover

Auction Cover

Silk Road Gems: Asian Art Across Time

harbor auction inc

Starts on:

Eastvale, CA, US

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