Antique & Vintage Gems for Sale in Online Auctions

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23.36 Ct Natural Azurite Chrysocolla OVal Cab: Weight - 23.36 Ct / Dimensions - 28.00 x 14.40 x 6.60 mm / Shape - OVal Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

23.36 Ct Natural Azurite Chrysocolla OVal Cab

Gems AuctionBangkok, TH

12.06 Ct Natural Blue Tint Moonstone Dumbbell Beads: Weight - 12.06 Ct / Dimensions - 7.8x6.8 - 8.2x6.9 mm / 6 Pc's / Shape -Dumbbell Beads / Clarity - Semi-Transparent / Origin - India / Treatment - None

2026

12.06 Ct Natural Blue Tint Moonstone Dumbbell Beads

Gems AuctionBangkok, TH

26.64 Ct Natural Green Diopside-Zoisite Oval Cab: Weight - 26.64 Ct / Dimensions - 39.00 x 19.00 x 4.70 mm / Top Class Quality / OVal Cab / Origin - Brazil / Treatment - None

2026

26.64 Ct Natural Green Diopside-Zoisite Oval Cab

Gems AuctionBangkok, TH

1.70 Ct Natural Purple Amethyst Octagon Cut: Weight - 1.70 Ct / Dimensions - 9.70 x 5.10 x 4.70 mm / Shape - Octagon Cut / Color - Purple / Clarity - Transparent / Origin - Brazil / Treatment - Heated

2026

1.70 Ct Natural Purple Amethyst Octagon Cut

Gems AuctionBangkok, TH

24.51 Ct Natural Flourite Pear Cab: weight - 24.51 Ct / Size - 36.00 x 14.70 x 5.30 mm / Shape - Pear Cab / Origin - Brazil / Treatment - None

2026

24.51 Ct Natural Flourite Pear Cab

Gems AuctionBangkok, TH

9.35 Ct Natural Rutile Quartz Pear Cut: Weight - 9.35 Ct / Dimensions - 18.30 x 12.80 x 7.00 mm / Shape & Cut - Pear Cut / Transparency - Transaprent / Origin - Norway / Comments - None

2026

9.35 Ct Natural Rutile Quartz Pear Cut

Gems AuctionBangkok, TH

1.98 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Set: Weight - 1.98 Ct / Dimensions -7.0x5.1 - 7.2x5.2 mm / 3 Pc's / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.98 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Set

Gems AuctionBangkok, TH

9.56 Ct Natural Blue Lapis Lazuli Flower Carving: Weight - 9.56 Ct / Dimensions - 15.80 x 15.80 x 4.30 mm / Shape - Flower carving / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

9.56 Ct Natural Blue Lapis Lazuli Flower Carving

Gems AuctionBangkok, TH

3.65 Ct Natural Purple Amethyst Round Cut pair: Weight - 3.65 Ct / Dimensions - 8.10 x 8.10 x 4.30 mm / 2 PC's / Shape - Round Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

3.65 Ct Natural Purple Amethyst Round Cut pair

Gems AuctionBangkok, TH

5.59 Ct Natural Vibrant Green Chrome Diopside Round Beads: Weight - 5.59 Ct / Dimensions - 3.20 - 3.70 mm / 36 Pc's / Shape & Cut - Round Beads / Transparency - Transaprent / Origin - Africa / Comments - None

2026

5.59 Ct Natural Vibrant Green Chrome Diopside Round Beads

Gems AuctionBangkok, TH

1.58 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.58 Ct / Dimensions - 9.30 x 7.30 x 4.80 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.58 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

4.48 Ct Natural Purple Amethyst Oval Cut: Weight - 4.48 Ct / Dimensions - 12.20 x 10.00 x 6.70 mm / Shape - Oval Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

4.48 Ct Natural Purple Amethyst Oval Cut

Gems AuctionBangkok, TH

57.63 Ct Natural Blue Shaded Labradorite Pear Cab: Weight - 57.63 Ct / Dimensions - 42.00 x 25.30 x 7.20 mm / Shape - Excellent Pear Cab / Clarity - Opaque / Origin - Africa / Treatment - None

2026

57.63 Ct Natural Blue Shaded Labradorite Pear Cab

Gems AuctionBangkok, TH

2.94 Ct Natural Purple Amethyst Marquise Cut: Weight - 2.94 Ct / Dimensions - 16.00 x 7.80 x 4.70 mm / Shape - Marquise Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

2.94 Ct Natural Purple Amethyst Marquise Cut

Gems AuctionBangkok, TH

36.88 Ct Natural Wild Horse Jasper Quartz Cushion Cab: Weight - 36.88 Ct / Dimensions - 31.00 x 30.00 x 4.60 mm / Shape - Cushion Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

36.88 Ct Natural Wild Horse Jasper Quartz Cushion Cab

Gems AuctionBangkok, TH

3.85 Ct Natural Purple Amethyst Round Cut Pair: Weight - 3.85 Ct / Dimensions - 8.20 x 8.20 x 4.50 mm / 2 Pc's/ Shape - Round Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

3.85 Ct Natural Purple Amethyst Round Cut Pair

Gems AuctionBangkok, TH

4.45 Ct Natural Neon Blue Apatite Round Cut Beads: Weight - 4.45 Ct / Dimensions - 2.20 x 2.20 mm / Shape - Round Beads / Clarity - Transparent / Origin - Brazil / Treatment - None

2026

4.45 Ct Natural Neon Blue Apatite Round Cut Beads

Gems AuctionBangkok, TH

9ct Kenyan Smoky Green Tsavorite Trillion Cut: Cut in a Trillion is an exceptionally showcasing a deep, smoky green with moderate inclusions. Sourced from Kenya. this The trillion cut designed to enhance brilliance, balancing a dark, moody tone wi

2026

9ct Kenyan Smoky Green Tsavorite Trillion Cut

California GemstonesSan Diego, CA

4.20ct Montana Green Sapphire Round Cut No Reserve: Exhibiting a unique blend of teal and mint, often with varied color shifts in different lighting. Known for being ethically sourced from Montana’s Eldorado Bar or Rock Creek, they often have superio

2026

4.20ct Montana Green Sapphire Round Cut No Reserve

California GemstonesSan Diego, CA

5ct Colombian Emerald Trillion Cut No Reserve two of two: Known for superior, warm, intense green hues, these stones often have natural inclusions (jardin) and are typically treated with oil to enhance clarity. It offers a modern, fiery sparkle compared to t

2026

5ct Colombian Emerald Trillion Cut No Reserve two of two

California GemstonesSan Diego, CA

8ct Colombian Green Emerald Trillion Cut: a rare, high-value gem characterized by a triangular shape with brilliant, modern facets, typically displaying an intense, warm, and vivid green color. Sourced from renowned mines like Muzo or Chivor,

2026

8ct Colombian Green Emerald Trillion Cut

California GemstonesSan Diego, CA

10.4ct Brazilian Teal Tourmaline Trillion Cut No Reserve: A 10.4-carat Brazilian teal tourmaline in a trillion cut is a substantial, vibrant gemstone featuring a triangular shape with faceted sides that maximize brilliance. Brazilian tourmaline is highly pri

2026

10.4ct Brazilian Teal Tourmaline Trillion Cut No Reserve

California GemstonesSan Diego, CA

5.6 ct Ceylon Java Plum Sapphire No reserve SPARKLY!: refers to a deep, rich purple with hints of blue or violet, resembling the color of the Java Plum fruit. Purple sapphires, particularly those that exhibit deep violet tones, are highly prized for thei

2026

5.6 ct Ceylon Java Plum Sapphire No reserve SPARKLY!

California GemstonesSan Diego, CA

12.20ct Ceylon Boysenberry Sapphire Oval Cut No Reserve: The Boysenberry color implies a vivid, highly saturated blend of intense violet-purple and magenta, characteristic of premium sapphires from Ceylon. Exceptional brilliance, high saturation, and few or

2026

12.20ct Ceylon Boysenberry Sapphire Oval Cut No Reserve

California GemstonesSan Diego, CA

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Gems Auctions

MIXED LOT ROCK STONE LAPIDARY SPECIMEN

Decorative PETRIFIED WOOD SLAB With Native American Chief Image

1924 Des Moines WATCH FOB VINTAGE ANTIQUE

ANTIQUES ROCKS GEMS VINTAGE ADVERTISING

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

4 days Left

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

Live19

Nile Gems | Fine Jewelry & Gemstones Auction

Nile Jewels Co Ltd

Started:

Bangkok, Krung Thep, TH

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