Alfonso Mazzuchelli Gems

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4.49 Ct Natural Rutile Quartz Oval Cut: Weight - 4.49 Ct / Dimensions - 11.70 x 9.70 x 6.50 mm / Shape & Cut - Oval Cut / Transparency - Transaprent / Origin - India / Comments - None

2026

4.49 Ct Natural Rutile Quartz Oval Cut

Bangkok, TH

Gems Auction

4.7

(486)

10.80 Ct Natural Dendrite Opal Round Beads: weight - 10.80 Ct / Dimensions -7.50 - 8.00 mm / 8 Pc's / Shape & Cut - Round Beads / Origin - Brazil / Comments - None

2026

10.80 Ct Natural Dendrite Opal Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

0.77 Ct Natural Deep Violet Iolite Oval Cut Set: Weight - 0.77 Ct / Size - 6.00 x 4.00 mm / 3 pc's / Shape - Oval Cut / Color - Deep Violet / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

0.77 Ct Natural Deep Violet Iolite Oval Cut Set

Bangkok, TH

Gems Auction

4.7

(486)

3.61 Ct Natural Choco Smoky Quartz Fancy cut: Weight - 3.61 Ct / Size - 11.50 x 11.00 x 6.50 mm / Clariry - VVS / mm / Top Quality Luster / Excellent Fancy Cut / Origin - Brazil / Treatment - None

2026

3.61 Ct Natural Choco Smoky Quartz Fancy cut

Bangkok, TH

Gems Auction

4.7

(486)

9.33 Ct Natural Green Malachite Round Beads: Weight - 9.33 Ct / Dimensions - 6.70 - 7.10 mm / 5 Pc's/ Shape - Round Beads / Color - Green / Clarity - Opaque / Origin - Russia / Treatment - None

2026

9.33 Ct Natural Green Malachite Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

2.04 Ct Natural Bicolor Fire Opal Cushion Cab: Weight - 2.04 Ct / Dimensions - 11.20 x 7.20 x 4.70 mm / Shape - Cushion Cab / Color - Bicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

2.04 Ct Natural Bicolor Fire Opal Cushion Cab

Bangkok, TH

Gems Auction

4.7

(486)

6.78 Ct Natural Purple Amethyst Oval Cab: Weight - 6.78 Ct / Dimensions - 14.00 x 10.00 x 6.30 mm / Shape - Oval Cab / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

6.78 Ct Natural Purple Amethyst Oval Cab

Bangkok, TH

Gems Auction

4.7

(486)

1.41 Ct Natural Green Peridot Square Cut Pair: Weight - 1.41 Ct / Size - 5.10 x 5.00 x 3.10 mm / 2 PC's / Shape - Square Cut / Color - Green / Clarity - VVS / Origin - Pakistan / Treatment - None

2026

1.41 Ct Natural Green Peridot Square Cut Pair

Bangkok, TH

Gems Auction

4.7

(486)

1.68 Ct Natural Almandite Garnet Square cut Pair: Weight - 1.68 Ct / Dimensions - 5.00 x 5.00 x 3.20 mm / 2 Pc's / Shape - Square Cut / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

1.68 Ct Natural Almandite Garnet Square cut Pair

Bangkok, TH

Gems Auction

4.7

(486)

1.23 Ct Natural Iolite Oval Cut: Weight - 1.23 Ct / Dimensions - 9.20 x 6.40 x 3.70 mm / Shape - Oval Cut / Color - Deep Violet / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

1.23 Ct Natural Iolite Oval Cut

Bangkok, TH

Gems Auction

4.7

(486)

13.40 Ct Natural Tiger Eye Pear Cut: Weight - 13.40 Ct / Dimensions - 17.70 x 17.70 x 7.60 mm / Top Class Quality / Pear Cut / Origin - Burmese / Comments - None

2026

13.40 Ct Natural Tiger Eye Pear Cut

Bangkok, TH

Gems Auction

4.7

(486)

2.00 Ct Natural Color Coated Topaz Pear Cut: Weight - 2.00 Ct / Size - 10.00 x 7.00 x 4.00 mm / Top Class Quality / Pear Cut / Origin - Brazil / Treatment - Color Coated

2026

2.00 Ct Natural Color Coated Topaz Pear Cut

Bangkok, TH

Gems Auction

4.7

(486)

0.68 Ct Natural Canary Tourmaline Pear Cut: Weight - 0.68 Ct / Dimensions -6.60 x 4.40 x 3.40 mm / Shape & Cut - Pear Cut / Color - Yellow / Transparency - Transparent / Comments - Unheated

2026

0.68 Ct Natural Canary Tourmaline Pear Cut

Bangkok, TH

Gems Auction

4.7

(486)

3.85 Ct Natural Purple Amethyst Octagon Cut: Weight - 3.85 Ct / Dimensions - 11.10 x 9.10 x 5.20 mm / Shape - Octagon Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

3.85 Ct Natural Purple Amethyst Octagon Cut

Bangkok, TH

Gems Auction

4.7

(486)

8.33 Ct Natural Purple Amethyst Round Ball Beads: Weight - 8.33 Ct / Dimensions - 7.30 - 7.70 mm / 3 Pc's / Shape - Round Ball Beads / Color - Purple / Clarity - Transparent / Origin -Brazil / Treatment - Heated

2026

8.33 Ct Natural Purple Amethyst Round Ball Beads

Bangkok, TH

Gems Auction

4.7

(486)

6.25 Ct Natural Multicolor Fire Opal Round Beads: Weight - 6.25 Ct / Size - 5.20 - 5.60 mm / 15 Pc's / Shape - Round Beads / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

6.25 Ct Natural Multicolor Fire Opal Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

14.49 Ct Natural Hornblende Jasper Quartz Pear Cab: weight - 14.49 Ct / Dimensions - 23.10 x 17.30 x 4.50 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

14.49 Ct Natural Hornblende Jasper Quartz Pear Cab

Bangkok, TH

Gems Auction

4.7

(486)

3.53 Ct Natural London Blue Topaz Octagon Cut: Weight : 3.53 Ct / Dimensions : 9.80 x 8.10 x 4.20 mm / Shape : Octagon Cut / Color : Blue / Transparency : Transparent / Treatment : Irradiated

2026

3.53 Ct Natural London Blue Topaz Octagon Cut

Bangkok, TH

Gems Auction

4.7

(486)

0.86 Ct Natural Tourmaline OVal Cut: Weight - 0.86 Ct / Dimensions - 7.00 x 5.00 x 4.00 mm / Shape - Oval Cut / Clarity - VVS / Origin - Mozambique / Treatment - None

2026

0.86 Ct Natural Tourmaline OVal Cut

Bangkok, TH

Gems Auction

4.7

(486)

6.00 Ct Natural Lemon Quartz Cushion Cut: Weight - 6.00 Ct / Dimensions - 13.30 x 10.30 x 6.60 mm / Top Quality Luster / Excellent Cushion Cut / Origin - Brazil / Comments - Heated

2026

6.00 Ct Natural Lemon Quartz Cushion Cut

Bangkok, TH

Gems Auction

4.7

(486)

5.33 Ct Natural Tiger Eye Fancy Beads: Weight - 5.33 Ct / Dimensions - 5.70 - 7.60 mm / 7 Pc's / Top Class Quality / Fancy Beads / Origin - Burmese / Comments - None

2026

5.33 Ct Natural Tiger Eye Fancy Beads

Bangkok, TH

Gems Auction

4.7

(486)

1.44 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 1.44 Ct / Dimensions - 10.90 x 7.80 x 4.00 mm / Shape - pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.44 Ct Natural Black Flashing Fire Opal Pear Cab

Bangkok, TH

Gems Auction

4.7

(486)

2.84 Ct Natural Tsavorite, Spessartite, Almandite Garnet Round Beads: Weight - 2.84 Ct / Dimensions - 1.90 - 2.80 mm / 28 Pc's / Shape - Round Beads / Spessartite , Tsavorite / Color - Multicolor / Clarity - Transparent / Origin - Kenya / Treatment - None

2026

2.84 Ct Natural Tsavorite, Spessartite, Almandite Garnet Round Beads

Bangkok, TH

Gems Auction

4.7

(486)

5.36 Ct Natural Yellow Citrine Fancy Drop: Weight - 5.36 Ct / Dimensions - 13.00 x 7.40 x 7.40 mm / Shape - Fancy Drop / Color - Yellow / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

5.36 Ct Natural Yellow Citrine Fancy Drop

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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