Antique & Vintage Gems for Sale in Online Auctions

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55.16 Ct Natural Blue Lapis Lazuli Cushion Cab Pendant: Weight - 55.16 Ct / Dimensions - 30.00 x 22.00 x 4.50 mm / Shape - Cushion Cab / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

55.16 Ct Natural Blue Lapis Lazuli Cushion Cab Pendant

45.75 Ct Natural Tiger eye Cushion Cab Pendant: Weight - 45.75 Ct / Size - 29.00 x 19.10 x 4.80 mm / Shape - Cushion Cab / Color - Golden Brown / Clarity - Opaque / Origin - Burma / Treatment - None

2026

45.75 Ct Natural Tiger eye Cushion Cab Pendant

3.87 Ct Natural Black Flashing Fire Opal Pear Cab Pair: Weight - 3.87 Ct / Dimensions - 11.40 x 7.70 x 4.80 mm / 2 PC's / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

3.87 Ct Natural Black Flashing Fire Opal Pear Cab Pair

14.18 Ct Natural Honey Quartz Octagon Cut Pair: Weight - 14.18 Ct / Dimensions - 14.00 x 10.10 x 7.60 mm / 2 Pc's / Top Class Quality / Octagon Cut / Origin - Brazil / Comments - None

2026

14.18 Ct Natural Honey Quartz Octagon Cut Pair

3.57 Ct Natural Multicolor Welo Opal Flash Fire Trillion Cut: Weight - 3.57 Ct / Dimensions - 12.60 x 12.50 x 7.00 mm / Shape - Trillion Cut / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

3.57 Ct Natural Multicolor Welo Opal Flash Fire Trillion Cut

26.96 Ct Natural Sleeping Green Prehnite 4" Round Drilled Beads: Weight - 26.96 Ct / Dimensions - 5.50 - 5.80mm / 22 pc's / Shape - Round Beads / Transparency - Transparent/ Origin - Brazil / Treatment - None

2026

26.96 Ct Natural Sleeping Green Prehnite 4" Round Drilled Beads

16.64 Ct Natural Orange Carnelian Pear Cut Pair: Weight - 16.64 Ct / Dimensions - 23.00 x 14.00 x 4.30 mm / 2 PC's / Shape & Cut - Pear Cut / Transparency - Semi - Opaque / Origin - Brazil

2026

16.64 Ct Natural Orange Carnelian Pear Cut Pair

16.82 Ct Natural Green Amethyst Oval Cut Pair: Weight - 16.82 Ct / Size - 15.50 x 11.40 x 8.00 mm / 2 Pc's / Shape - OVal Cut / Color - Green / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

16.82 Ct Natural Green Amethyst Oval Cut Pair

49.67 Ct Natural Multicolor Welo Fire Opal Round Cut Beads: Weight - 49.67 Ct / Dimensions - 4.20 - 6.50 mm / 146 Pc's / 16" inches / Shape - Round Cut Beads / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

49.67 Ct Natural Multicolor Welo Fire Opal Round Cut Beads

46.95 Ct Natural Pariba Color Onyx Oval Cab: Weight - 46.95 Ct / Size - 40.00 x 23.90 x 6.10 mm / Shape - Oval Cab / Clarity - Transparent / Origin - Brazil / Treatment - None

2026

46.95 Ct Natural Pariba Color Onyx Oval Cab

0.45 Ct Natural Pinkish Red Ruby Rectangle Cut Pair: Weight - 0.45 Ct / Size - 3.60 x 2.20 x 2.20 mm / 2 Pc's / Shape - Rectangle Cut / Color - Pinkish Red / Clarity - SI / Origin - Mozambique / Treatment - Heated

2026

0.45 Ct Natural Pinkish Red Ruby Rectangle Cut Pair

3.17 Ct Natural Black Flashing Fire "Midnight Spark" Opal Oval Cab: Weight - 3.17 Ct / Dimensions - 14.10 x 10.10 x 4.70 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

3.17 Ct Natural Black Flashing Fire "Midnight Spark" Opal Oval Cab

18.58 Ct Natural Purple Amethyst Cushion Cut: Weight - 18.58 Ct / Size - 15.90 x 15.70 x 11.80 mm / Shape - Cushion Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

18.58 Ct Natural Purple Amethyst Cushion Cut

44.64 Ct Natural Flourite Oval Cab: weight - 44.64 Ct / Size - 33.00 x 21.40 x 6.80 mm / Shape - Oval Cab / Origin - Brazil / Treatment - None

2026

44.64 Ct Natural Flourite Oval Cab

7.60 Ct Natural Almandite Garnet Cushion Cut Set: Weight - 7.60 Ct / Dimensions - 8.1x4.3 - 8.1x5.1 mm / 3 Pc's / Shape - Cushion Cut / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

7.60 Ct Natural Almandite Garnet Cushion Cut Set

61.28 Ct Natural Dendrite Opal Oval Cab: weight - 61.28 Ct / Dimensions - 45.00 x 35.00 x 6.10 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

61.28 Ct Natural Dendrite Opal Oval Cab

9.87 Ct Natural London Blue Topaz Oval Cut: Weight : 9.87 Ct / Dimensions : 13.40 x 10.00 x 8.30 mm / Shape : Oval Cut / Color : Blue / Transparency : Transparent / Treatment : Irradiated

2026

9.87 Ct Natural London Blue Topaz Oval Cut

15.20 Ct Natural Pink Amethyst Square Cut: Weight - 15.20 Ct / Dimensions - 15.20 x 15.20 x 10.50 mm / Shape - Square Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

15.20 Ct Natural Pink Amethyst Square Cut

8.80 Ct Natural Green Amethyst Octagon Cut: Weight - 8.80 Ct / Size - 13.80 x 11.80 x 8.10 mm / Shape - Octagon Cut / Color - Green / Clarity - VVS / Origin - Brazil / Treatment - Heated

2026

8.80 Ct Natural Green Amethyst Octagon Cut

13.93 Ct Natural Lemon Quartz Oval Cut Pair: Weight - 13.93 Ct / Dimensions - 14.20 x 11.10 x 7.80 mm / 2 Pc's / Shape & Cut - Oval Cut / Color - Greenish Yellow / Transparency - Transparent / Comments - Unheated

2026

13.93 Ct Natural Lemon Quartz Oval Cut Pair

2.69 Ct Natural Yellow Sapphire Oval Cut Set: Weight - 2.69 Ct / Size- 5.0x4.0 - 5.1x4.1 mm / 6 PC's / Shape - Oval Cut / Clarity - VVS / Origin - Sri Lanka / Treatment - Standard Heated

2026

2.69 Ct Natural Yellow Sapphire Oval Cut Set

14.54 Ct Natural Lemon Quartz Cushion Cut: Weight - 14.54 Ct / Dimensions - 15.90 x 13.40 x 10.10 mm / Top Quality Luster / Excellent cushioin Cut / Origin - Brazil / Treatment - Heated

2026

14.54 Ct Natural Lemon Quartz Cushion Cut

18.51 Ct Natural Blue Sapphire Octagon Cut: Weight - 18.51 Ct / Dimensions - 15.70 x 13.20 x 9.10 mm / Shape - Octagon Cut / Clarity - Opaque / Origin - Sri Lanka / Treatment - Diffused

2026

18.51 Ct Natural Blue Sapphire Octagon Cut

6.63 Ct Natural Black Flashing Fire "Night Blaze" Opal Trillion Cab: Weight - 6.63 Ct / Dimensions - 14.00 x 13.70 x 7.30 mm / Shape - Trillion Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

6.63 Ct Natural Black Flashing Fire "Night Blaze" Opal Trillion Cab

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24

Gems Auctions

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

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

Live15

Nile Gems | Fine Jewelry & Gemstones Auction

Nile Jewels Co Ltd

Started:

Bangkok, Krung Thep, TH

3.04 Ct Natural Black Flashing Fire Opal Oval Cut

4.21 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

73.79 Ct Natural Ammolite Shell Fancy Cab

FLASH GEMS SALE ~ Very Attractive Low Reserve

Starts on:

Bangkok, Bangkok, TH

6 days Left

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