Gems

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10.13 Ct Natural Blue Sapphire Oval Cab: Weight - 10.13 Ct / Dimensions - 14.20 x 12.30 x 8.50 mm / Shape - Oval Cab / Clarity - Opaque / Origin - Sri Lanka / Treatment - Unheated

2026

10.13 Ct Natural Blue Sapphire Oval Cab

Gems AuctionBangkok, TH

8.71 Ct Natural Pink Opal Oval Cab Pair: weight - 8.71 Ct / Size - 12.00 x 10.00 x 5.50 mm / 2 Pc's / Shape - Excellent Oval Cab / Origin - Peru / Treatment - None

2026

8.71 Ct Natural Pink Opal Oval Cab Pair

Gems AuctionBangkok, TH

1.73 Ct Natural Rhodolite Garnet Octagon Cut Pair: Weight - 1.73 Ct / Dimensions - 5.50 x 4.70 x 3.30 mm / 2 Pc's / Shape - Octagon Cut / Clarity - VVS / Origin - Nigeria / Treatment - None

2026

1.73 Ct Natural Rhodolite Garnet Octagon Cut Pair

Gems AuctionBangkok, TH

1.95 Ct Natural Red Ruby Octagon Cut: Weight - 1.95 Ct / Dimensions - 6.20 x 5.70 x 4.30 mm / Shape - Octagon Cut / Color - Pinkish Red / Clarity - SI / Origin - Mozambique / Treatment - Color Enhanced by Glass Filling

2026

1.95 Ct Natural Red Ruby Octagon Cut

Gems AuctionBangkok, TH

Morganite Chips for Rock and Mineral Enthusiasts: Morganite Chips for Rock and Mineral Enthusiasts

2026

Morganite Chips for Rock and Mineral Enthusiasts

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE 305 CARATS ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE 305 CARATS ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE 305 CARATS ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE 350 CARATS ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE 350 CARATS ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE 350 CARATS ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE 745 CARATS ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE 745 CARATS ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE 745 CARATS ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM RHODONITE 775 CARATS ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE 775 CARATS ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE 775 CARATS ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

7.36 Carats Multicolor Ammolite Parcel - Natural Canadian Stones, LZ102: This exceptional parcel of natural ammolite cabochons displays a mesmerizing spectrum of iridescent color, ranging from vivid emerald and forest green to fiery crimson, golden yellow, and flashes of e

2026

7.36 Carats Multicolor Ammolite Parcel - Natural Canadian Stones, LZ102

ThousandPlanetSathorn, Bangkok

14.61 Carats London Blue Topaz Heart - Natural Loose Gemstone, LZ61: This stunning 14.61 carat London Blue Topaz is precision-cut into a romantic heart shape, measuring 19.4mm x 13.7mm x 7.1mm. It exhibits a rich, deep ocean-blue hue with subtle grey undertones, charac

2026

14.61 Carats London Blue Topaz Heart - Natural Loose Gemstone, LZ61

ThousandPlanetSathorn, Bangkok

7.40 Carats Watermelon Bi-Color Tourmaline Fancy - Natural Nigerian Stone, 33XP: This magnificent fancy-cut tourmaline commands attention with its striking watermelon bi-color pattern, featuring a rich raspberry-pink core that gradients into deep olive-green at its edges. Measurin

2026

7.40 Carats Watermelon Bi-Color Tourmaline Fancy - Natural Nigerian Stone, 33XP

ThousandPlanetSathorn, Bangkok

5.61 Carats Watermelon Tourmaline Trillion - Natural Loose Gemstone, LZ267: This one-of-a-kind 5.61 carat tourmaline is precision-cut into a soft trillion shape, measuring 14.4mm x 11.5mm x 5.6mm. It is a classic example of a watermelon tourmaline, displaying a striking natur

2026

5.61 Carats Watermelon Tourmaline Trillion - Natural Loose Gemstone, LZ267

ThousandPlanetSathorn, Bangkok

25.50ct Natural Mauritania Ruby Rough (Unheated), 64XA: This unheated Mauritania ruby rough is a striking natural crystal specimen, featuring a rich, saturated magenta hue with subtle purple undertones that deepen toward the core. The rough's rugged, natur

2026

25.50ct Natural Mauritania Ruby Rough (Unheated), 64XA

ThousandPlanetSathorn, Bangkok

3.85 Carats Watermelon Bi-Color Tourmaline Fancy - Natural Nigerian Stone, 32XP: This exceptional fancy-cut tourmaline captivates with a classic watermelon bi-color spectrum, boasting a rich raspberry-pink core that gradients into a deep forest green at its edges. Measuring precis

2026

3.85 Carats Watermelon Bi-Color Tourmaline Fancy - Natural Nigerian Stone, 32XP

ThousandPlanetSathorn, Bangkok

4.92 Carats Multicolor Koroit Boulder Opal - Natural Australian Stone, LZ44: This exceptional 4.92 carat Koroit boulder opal, measuring 13.9mm x 10.1mm x 3.7mm, is a masterpiece of natural artistry. Polished into a smooth oval cabochon, its face is dominated by a rich, texture

2026

4.92 Carats Multicolor Koroit Boulder Opal - Natural Australian Stone, LZ44

ThousandPlanetSathorn, Bangkok

5.81 Carats Watermelon Bi-Color Tourmaline Marquise - Natural Nigerian Stone, 31XP: This striking marquise-cut tourmaline showcases a dramatic watermelon bi-color pattern, with deep magenta-pink at its core blending seamlessly into vibrant forest green along the edges. Measuring at 1

2026

5.81 Carats Watermelon Bi-Color Tourmaline Marquise - Natural Nigerian Stone, 31XP

ThousandPlanetSathorn, Bangkok

1985 Mexico Silver 1 Onza Libertad SUPERB GEM BU: 1985 Mexico Silver 1 Onza Libertad SUPERB GEM BU

2026

1985 Mexico Silver 1 Onza Libertad SUPERB GEM BU

Gold Standard AuctionsDallas, TX

1.454 Carats Certified Deep Red Pyrope Almandine Garnet - Natural Oval Cut Gems, 100XY: This striking pyrope-almandine garnet captivates with a deep, saturated red hue warmed by subtle orange undertones, evoking the rich glow of aged burgundy and the intensity of a smoldering ember. The

2026

1.454 Carats Certified Deep Red Pyrope Almandine Garnet - Natural Oval Cut Gems, 100XY

ThousandPlanetSathorn, Bangkok

52.82 Carats Swiss Blue Topaz Oval - Natural Brazilian Stone, LZ107: This magnificent oval-cut Swiss blue topaz is a true statement gem, boasting a vivid, saturated sky-blue hue that radiates clarity and light. Its expertly faceted cut features precisely angled surface

2026

52.82 Carats Swiss Blue Topaz Oval - Natural Brazilian Stone, LZ107

ThousandPlanetSathorn, Bangkok

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Gems Auctions

A Pair of Stunning Art Deco style 18K White Gold Emerald Ruby and Diamond Hanging Earrings

An Art Deco Platinum Diamond and Onyx Ring

An Impressive Art Deco Platinum Diamond and Sapphire Bracelet

Summer Sparkle - Jewelry Gems and Timepieces

Alma Auctioneers

Starts on:

Tel Aviv, Tel Aviv, IL

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

Live25

Nile Gems | Fine Jewelry & Gemstones Auction

Nile Jewels Co Ltd

Started:

Bangkok, Krung Thep, TH

AGL Certified 7.63ct Natural No Heat Royal Blue Sapphire Diamond Ring Platinum*v

Authentic Tiffany & Co 18kt Pin 11793**

GIA Certified 5.08ct. Natural Ruby Diamonds ring 18kt Ballerina Prime *v

Gems & Glamour: Fine Jewelry Stones Auction

Ends from:

New York, NY, US

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