Opal Gems

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3.10 ct Natural Blue Topaz: Gemstones: Natural Blue Topaz /Carat Weights: 3.10 ct /Size or Dimensions: 10 X 8 mm /Treatment: Irradiated

2026

3.10 ct Natural Blue Topaz

Finest Gems Auction Rajasthan, IN

6.71 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 6.71 ct /Treatment: No

2026

6.71 Ct Natural Ethiopian Fire Opal Rough

Finest Gems Auction Rajasthan, IN

126.50 Ct Natural Montana Agate: Gemstones: Natural Montana Agate /Carat Weights: 126.50 ct /Size or Dimensions: 62 X 42 X 6 MM Approx

2026

126.50 Ct Natural Montana Agate

Finest Gems Auction Rajasthan, IN

19.22 Ct Natural Obsidian Jasper Star: Gemstones: Natural Jasper /Carat Weights: 19.22 ct /Size or Dimensions: 22 X 19 X 7 MM Approx

2026

19.22 Ct Natural Obsidian Jasper Star

Finest Gems Auction Rajasthan, IN

2.60 Ct Natural Blue Kyanite: Gemstones: Natural Kyanite /Carat Weights: 2.60 ct /Size or Dimensions: 10 X 6 X 4 mm / Treatment: No

2026

2.60 Ct Natural Blue Kyanite

Finest Gems Auction Rajasthan, IN

29.80 ct "Top Quality" Natural Deep Purple African Amethyst: Gemstones: Natural African Amethyst / Carat Weights: 29.80 ct / Size or Dimensions: 21.50 X 16.80 X 13.50 mm / Origin : Africa

2026

29.80 ct "Top Quality" Natural Deep Purple African Amethyst

Finest Gems Auction Rajasthan, IN

14 ct "Top Quality" Brazilian Natural Pink Amethyst: Gemstones: Natural Brazil Amethyst /Carat Weights: 14 ct /Size or Dimensions: 19 X 14 X 8.70 mm /Origin : Brazil

2026

14 ct "Top Quality" Brazilian Natural Pink Amethyst

Finest Gems Auction Rajasthan, IN

16.42 Ct "Beautiful"Aqua Terra Costa Doublet Quartz: Gemstones: Natural Quartz /Carat Weights: 16.42 ct /Size or Dimensions: 17.70 X 8 X 5.80 mm Approx /Treatment: Doublet QuartzThis beautiful gemstone is crafted from two layers of natural quartz, formi

2026

16.42 Ct "Beautiful"Aqua Terra Costa Doublet Quartz

Finest Gems Auction Rajasthan, IN

1.40 ct Natural Tanzanite Oval: Gemstones: Natural Tanzanite /Carat Weights: 1.40 ct /Size or Dimensions: 9 X 7 mm Approx

2026

1.40 ct Natural Tanzanite Oval

Finest Gems Auction Rajasthan, IN

12.0 Carat ---- Stunning Natural Brazilian Pink Morganite --- Pear Cut --- EGL Certified: Soft pink morganite is a high-clarity gemstone, internally flawless. Sourced from Brazil. Known for its romantic peachy-pink hue and excellent luster, this substantial, tear-drop shaped stone is facet

2026

12.0 Carat ---- Stunning Natural Brazilian Pink Morganite --- Pear Cut --- EGL Certified

California GemstonesOceanside, CA

Elegant Silver Citrine Pendant: A stunning Citrine silver pendant with a large central stone surrounded by smaller sparkling gems. Size: 2" x 1"

2026

Elegant Silver Citrine Pendant

Rose's Antiques Rockville, MD

0.53ct Untreated Natural Fancy Diamond Loose Gemstone, 3BG: This fully polished untreated natural fancy diamond features inherent internal mineral markings characteristic of natural diamond formation, measured at calibrated dimensions of 5.2x4.6x3mm. Precision

2026

0.53ct Untreated Natural Fancy Diamond Loose Gemstone, 3BG

ThousandPlanetSathorn, Bangkok

108ct Natural Type A Burmese Jadeite Jade Sliced Rough, 21FB: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2026

108ct Natural Type A Burmese Jadeite Jade Sliced Rough, 21FB

ThousandPlanetSathorn, Bangkok

0.20ct Untreated Natural Fancy Diamond Loose Gemstone, 73BH: This fully polished untreated natural fancy diamond features inherent internal mineral markings characteristic of natural diamond formation, measured at calibrated dimensions of 4.2x3.2x2mm. Precision

2026

0.20ct Untreated Natural Fancy Diamond Loose Gemstone, 73BH

ThousandPlanetSathorn, Bangkok

16.58 Ct Natural Pinkish Red Ruby Cushion Cut: Weight - 16.58 Ct / Size - 17.00 x 12.80 x 8.20 mm / Shape - Cushion Cut / Color - Red / Clarity - SI / Origin - Mozambique / Treatment - Color Enhanced by Glass Filling

2026

16.58 Ct Natural Pinkish Red Ruby Cushion Cut

Gems AuctionBangkok, TH

3.23 Ct Natural "UV" Color Change Scapo-Lazurite Oval Cut: Weight - 3.23 Ct / Dimensions - 12.60 x 9.60 x 5.30 mm / Shape - Oval Cut / Color - Blue / Clarity - SI / Origin - Afghanistan / Treatment - None

2026

3.23 Ct Natural "UV" Color Change Scapo-Lazurite Oval Cut

Gems AuctionBangkok, TH

4.90 Ct Natural Ink Blue Fire Opal Pear Cab: Weight - 4.90 Ct / Size -12.10 x 12.00 x 6.50 mm / Shape - Pear Cab / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

4.90 Ct Natural Ink Blue Fire Opal Pear Cab

Gems AuctionBangkok, TH

25.17 Ct Natural Ruby Round cut Beads: weight - 25.17 Ct / Size - 3.00 - 3.20 mm / 111 Pc's / 13" inches / Shape - Excellent Round Cut Beads / Origin - Mozambique / Treatment - None

2026

25.17 Ct Natural Ruby Round cut Beads

Gems AuctionBangkok, TH

37.83 Ct Natural Copper Turquoise OVal Cab: Weight - 37.83 Ct / Size - 31.00 x 15.90 x 8.20 mm / Good Color / Oval Cabochon - Ready for Jewellery Setting / Origin - Egypt / Treatment - None

2026

37.83 Ct Natural Copper Turquoise OVal Cab

Gems AuctionBangkok, TH

84.96 Ct Natural Tibetian Blue Turquoise Pear Cab: Weight - 84.96 Ct / Size - 52.00 x 34.00 x 6.40 mm / Good Color / Pear Cabochon - Ready for Jewellery Setting / Origin - Tibet / Treatment - None

2026

84.96 Ct Natural Tibetian Blue Turquoise Pear Cab

Gems AuctionBangkok, TH

38.43 Ct Natural Dendrite Opal Oval Cab: weight - 38.43 Ct / Dimensions - 35.00 x 29.00 x 5.20 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

38.43 Ct Natural Dendrite Opal Oval Cab

Gems AuctionBangkok, TH

34.76 Ct Natural Colorless Quartz Trillion Laser Cut: Weight - 34.76 Ct / Dimensions - 25.00 x 25.00 x 13.30 mm / Shape & Cut - Trillion Cut / Color - White / Transparency - VVS / Origin - Brazil / Comments - None

2026

34.76 Ct Natural Colorless Quartz Trillion Laser Cut

Gems AuctionBangkok, TH

115.20 Ct Natural Green Malachite Oval Cab: Weight - 115.20 Ct / Dimensions - 46.00 x 34.00 x 6.70 mm / Shape - Oval cab / Color - Green / Transparency -Opaque / Origin - Russia / Treatment - None

2026

115.20 Ct Natural Green Malachite Oval Cab

Gems AuctionBangkok, TH

4.00 Ct Natural London Blue Topaz Octagon Cut: Weight - 4.00 Ct / Dimensions - 10.30 x 8.10 x 5.20 mm / Shape - Octagon Cut / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

4.00 Ct Natural London Blue Topaz Octagon Cut

Gems AuctionBangkok, TH

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Gems Auctions

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

Live35

Nile Gems | Fine Jewelry & Gemstones Auction

Nile Jewels Co Ltd

Started:

Bangkok, Krung thep, TH

CHRYSOCOLLA RING WITH INTRICATE TOOLING ROCK STONE LAPIDARY SPECIMEN

Sterling Silver Ice Cream Forks - GRANDE BAROQUE 6, Wallace Sterling, 5.5 Inches

CABOCHONS ROCK STONE LAPIDARY SPECIMEN

ESTATE STERLING SILVER GEMS & MINERALS A9

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

1 day Left

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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