Antique & Vintage Gems for Sale in Online Auctions

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1.79 Ct Natural Almandite Garnet Round Set: Weight - 1.79 Ct / Dimensions - 5.10 x 3.40 - 5.20 x 3.50 mm / 3 Pc's / Shape - Round Cut / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

1.79 Ct Natural Almandite Garnet Round Set

2.55 Ct Natural Black Onyx Round Cut: Weight - 2.55 Ct / Dimensions - 8.10 x 8.10 x 5.20 mm / Shape - Round Cut / Clarity - Transparent / Origin - Brazil / Treatment - None

2026

2.55 Ct Natural Black Onyx Round Cut

6.40 Ct Natural Blue Topaz Round Cut: Weight - 6.40 Ct / Dimensions - 10.20 x 10.20 x 7.90 mm / Shape - Round Cut / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

6.40 Ct Natural Blue Topaz Round Cut

1.86 Ct Natural Multi-Color Welo Opal Round Pair: Weight - 1.86 Ct / Dimensions - 8.00 x 8.00 x 4.00 mm / Shape - Round Cut / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.86 Ct Natural Multi-Color Welo Opal Round Pair

6.02 Ct Natural Blue Topaz Princess Cut: Weight - 6.02 Ct / Dimensions - 10.20 x 10.10 x 7.10 mm / Shape - Princess Cut / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

6.02 Ct Natural Blue Topaz Princess Cut

8.64 Ct Natural Blue Topaz Oval Modify Cut: Weight - 8.64 Ct / Dimensions - 13.50 x 9.70 x 8.30 mm / Shape - Oval Cut / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

8.64 Ct Natural Blue Topaz Oval Modify Cut

6.07 Ct Natural Green Amethyst Trillion Cut: Weight - 6.07 Ct / Dimensions - 12.30 x 12.30 x 7.70 mm / Shape - Trillion Cut / Color - Green / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

6.07 Ct Natural Green Amethyst Trillion Cut

1.95 Ct Natural Black Flashing Fire Opal Cushion cut: Weight - 1.95 Ct / Dimensions - 13.80 x 7.60 x 4.20 mm/ Shape - Cushion Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.95 Ct Natural Black Flashing Fire Opal Cushion cut

2.45 Ct Natural Black Flashing Fire Opal Pear Cut: Weight - 2.45 Ct / Dimensions - 14.40 x 8.30 x 5.90 mm / Shape - Pear Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.45 Ct Natural Black Flashing Fire Opal Pear Cut

31.29 Ct Natural Blue Sodalite Pear Cab: Weight - 31.29 Ct / Dimensions - 31.00 x 29.00 x 6.20 mm / Shape - Pear Cab / Color - Blue / Origin - Brazil / Treatment - Heated

2026

31.29 Ct Natural Blue Sodalite Pear Cab

2.64 Ct Natural Almandite Garnet Round Set: Weight - 2.64 Ct / Dimensions - 5.10 x 3.10 - 4.90 x 3.40 mm / 5 Pc's / Shape - Round Cut / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

2.64 Ct Natural Almandite Garnet Round Set

5.04 Ct Natural Black Onyx Round Pair: Weight - 5.04 Ct / Dimensions - 8.10 x 8.10 x 5.30 mm / Shape - Round Cut / Clarity - Transparent / Origin - Brazil / Treatment - None

2026

5.04 Ct Natural Black Onyx Round Pair

6.34 Ct Natural Green Amethyst Emerald Cut: Weight - 6.34 Ct / Dimensions - 13.80 x 10.10 x 6.50 mm / Shape - Emerald Cut / Color - Green / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

6.34 Ct Natural Green Amethyst Emerald Cut

2.66 Ct Natural London Blue Topaz Round Cut: Weight - 2.66 Ct / Size - 8.00 x 8.00 x 5.80 mm / Shape - Round Cut / Color - Deep Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

2.66 Ct Natural London Blue Topaz Round Cut

1.24 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Pair: Weight - 1.24 Ct / Dimensions - 7.20 x 5.10 x 3.30 mm / 2 Pc's / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.24 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Pair

3.45 Ct Natural Green Emerald Pear Cab: Weight - 3.45 Ct / Dimensions - 15.20 x 9.30 x 3.60 mm / Shape - Pear Cab/ Color - Green / Clarity - Opaque / Origin - Zambia / Treatment - Natural Emeralds are commonly enhanced by oil

2026

3.45 Ct Natural Green Emerald Pear Cab

3.69 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 3.69 Ct / Dimensions - 13.20 x 10.10 x 6.80 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

3.69 Ct Natural Black Flashing Fire Opal Pear Cab

22.39 Ct Natural Pink Cobalt Oval Cab: Weight - 22.39 Ct / Dimensions - 30.00 x 18.80 x 4.60 mm / Shape -Oval Cab / Transparency - Opaque / Origin - Brazil / Treatment - None

2026

22.39 Ct Natural Pink Cobalt Oval Cab

1.19 Ct Natural Multi-Color Welo Opal Oval Pair: Weight - 1.19 Ct / Dimensions - 7.20 x 5.10 x 3.30 mm / 2 Pc's / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.19 Ct Natural Multi-Color Welo Opal Oval Pair

1.66 Ct Natural London Blue Topaz Marquise Cab: Weight : 1.66 Ct / Dimensions : 13.10 x 5.20 x 3.50 mm / Shape : Marquise Cab / Color : Blue / Transparency : Transparent / Treatment : Irradiated

2026

1.66 Ct Natural London Blue Topaz Marquise Cab

2.94 Ct Natural Moonstone Oval Cab: Weight - 2.94 Ct / Size - 9.00 x 7.70 x 6.10 mm / Shape - Oval cab / Clarity - Semi-Transparent / Origin - India / Treatment - None

2026

2.94 Ct Natural Moonstone Oval Cab

32.12 Ct Natural Red Jasper Pear Cab Pair: weight - 32.12 Ct / Size - 25.00 x 16.50 x 5.60 mm / 2 Pc's / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

32.12 Ct Natural Red Jasper Pear Cab Pair

16.63 Ct Natural Orange Carnelian Round Cut Beads: Weight - 16.63 Ct / Dimensions - 7.80 - 8.50 mm / 6 Pc's / Shape & Cut - Round Cut Beads / Transparency - Semi - Opaque / Origin - Brazil

2026

16.63 Ct Natural Orange Carnelian Round Cut Beads

5.14 Ct Natural Multi-Color Welo Opal Pear Beads: Weight - 5.14 Ct / Size - 6.8x5.1 - 7.1x5.3 mm / 10 Pc's / Shape - Pear Beads / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

5.14 Ct Natural Multi-Color Welo Opal Pear Beads

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Gems Auctions

ELLENSBURG AGATE ROCK STONE LAPIDARY SPECIMEN

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JEWELRY, GEMS, ANTIQUES & COLLECTIBLES

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

2 days Left

Limited Edition Beethoven Bust Bronze Sculpture by Thomas - 18" x 19"

Abstract Mosaic Artwork – Daisy Flower

Brass "S Guard" Wood Handled Damascus Bowie Hunting Knife

Hidden Gems: 1,000+ Exceptional Lots

Weatherham Estate Treasures

Starts on:

Cobourg, ON, CA

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GIA Certified 4.51ct Natural Padparadscha Diamonds Ring 18kt Gold Halo 12625**

GIA 12.77CT NATURAL EMERALD DIAMONDS RING 18KT VIVID GREEN 10345 *v

GIA Certified 2.05ct Natural Padparadscha Pink Sapphire Diamond Ring 12028 *v

Gems & Glamour: Fine Jewelry & Stones Auction

Chairish Auctions

Ends from:

New York, NY, US

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