Results for “geological”

Explore all 1,048 upcoming results for “geological”.View price results

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2 days Left

6.40 Carats Natural Brazilian Sky Blue Topaz Round Faceted Loose Gemstone, 29XY

Est.

$15

$200

$15

Lazo HeritageSathorn, Bangkok

2 days Left

22.65ct Natural Mauritania Ruby Rough (Unheated), 86XE

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

1.15ct Natural Soft Sky Blue Oval Sapphire Loose Faceted Gemstone, LZ309

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

5.24 Carats Natural Brazilian Sky Blue Topaz Cushion Faceted Loose Gemstone, 32XY

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

16 hrs Left

70ct Natural Russian Ural Amazonite Slab Rough, 83EB

Est.

$10

$200

$10

ThousandPlanetSathorn, Bangkok

2 days Left

35.99ct Natural Mauritania Ruby Rough (Unheated), 77XA

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2026

28.28ct Natural Mauritania Ruby Rough (Unheated), 61AT

ThousandPlanetSathorn, Bangkok

2 days Left

1.93 Carats Natural Brazilian Kyanite Oval Faceted Loose Gemstone, 66XY

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

1.52 Carats Natural Brazilian Kyanite Oval Faceted Loose Gemstone, 57XY

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

Aug 30, 2026

Birth of an Island by Millicent E. Selsam, Winifred Lubell 1959

Est.

$45

$95

$15

SJ AuctioneersBrooklyn, NY

2 days Left

27.37ct Natural Mauritania Ruby Rough (Unheated), 68XE

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

7.74 Carats Natural Ceylon Peach Moonstone Loose Gemstone, 47WJ

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

230ct Natural Type A Burmese Jadeite Jade Sliced Rough, 48YN

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

99ct Natural Peruvian Chrysocolla Polished Slab Rough, 47WV

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

Live Now

265ct Natural Type A Burmese Side Floating Green Jadeite Jade Sliced Rough, 19FA

Est.

$10

$200

$10

ThousandPlanetSathorn, Bangkok

16 hrs Left

12.26ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 70AT

Est.

$10

$200

$10

ThousandPlanetSathorn, Bangkok

2 days Left

3.29 Carats Natural Green Rutilated Peridot Faceted Loose Gemstone, 70XY

Est.

$15

$200

$15

Lazo HeritageSathorn, Bangkok

2 days Left

5.74 Carats Natural Brazilian Sky Blue Topaz Cushion Faceted Loose Gemstone, 34XY

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

4.62ct Natural Ethiopian Welo Orange Fire Opal Cabochon Loose Gemstone, 57XX

Est.

$15

$200

$15

Lazo HeritageSathorn, Bangkok

2 days Left

1.38 Carats Natural Mozambique Fancy Tourmaline Loose Gemstone, 55WJ

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

3.22 Carats Natural 6 Ray Blue Star Sapphire Loose Gemstone, 42XX

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

Aug 22, 2026

James E DeKay - Plate IX The Hawk Owl and The Snow Owl 1844

Est.

£20

£40

£10

Britannica Auctions LtdLeyburn, North Yorkshire

2 days Left

1.26 Carats Natural Mozambique Fancy Tourmaline Loose Gemstone, 61WJ

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

2 days Left

86ct Natural Peruvian Chrysocolla Polished Slab Rough, 46WV

Est.

$10

$200

$10

Lazo HeritageSathorn, Bangkok

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