Agate Gems

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7.13 Carats Multicolor Iridescent Boulder Opal Cabochon - Natural Australian Stone, 50XM: This striking boulder opal cabochon features an elongated, tapered form with a rich brown ironstone matrix interspersed with vibrant, iridescent opal inclusions. The stone's polished surface showcases

2 days Left

7.13 Carats Multicolor Iridescent Boulder Opal Cabochon - Natural Australian Stone, 50XM

Est. $50-$100

9.55 Carats Natural Ethiopian Welo Opal - Round Cabochon Loose Gemstone Lot, 4WE: Natural round cabochon Welo opal lot, sourced from the premium Welo deposit in Ethiopia. This curated collection features exceptional opals with a stunning range of base tones-from icy sky blue and mi

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9.55 Carats Natural Ethiopian Welo Opal - Round Cabochon Loose Gemstone Lot, 4WE

Est. $40-$80

233.65 Carats Natural Jasper Parcel - Mixed Origins, 96ZL: This curated parcel of 6 loose jasper cabochons, ranging from 2.5 to 3.3 cm in size, showcases the earthy, organic beauty of natural jasper in a variety of warm, earth-toned patterns and shapes. Polis

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233.65 Carats Natural Jasper Parcel - Mixed Origins, 96ZL

Est. $10-$60

2.73 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 86XL: This distinctive Koroit Yowah opal cabochon, measuring 12.9x9.5mm, features a striking, fragmented ironstone matrix in deep brown and black, interspersed with broad, milky-blue opal veins. A single, l

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2.73 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 86XL

Est. $50-$100

3.56 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 13x9mm, 25XA: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

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3.56 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 13x9mm, 25XA

Est. $30-$60

5.43 Carats Ice White Kunzite Pear - Natural Afghan Stone, 27XP: This ethereal pear-cut kunzite glows with a delicate ice-white hue, suffused with subtle undertones of pale lavender that catch the light to reveal a soft, milky translucence. The faceting pattern is

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5.43 Carats Ice White Kunzite Pear - Natural Afghan Stone, 27XP

Est. $40-$80

2.73 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 11x9mm, 20XC: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

6 hrs Left

2.73 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 11x9mm, 20XC

Est. $30-$60

95.26 Carats Soft Pink Rose Quartz Heart - Natural Madagascar Carving, 51XC: This elegantly carved rose quartz heart glows with a gentle blush pink hue, showcasing the serene, milky translucence that defines fine-quality rose quartz. Subtle internal veils and delicate marbling

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95.26 Carats Soft Pink Rose Quartz Heart - Natural Madagascar Carving, 51XC

Est. $10-$60

Natural Type A Jadeite Jade - Loose Cabochon Gemstone, 2AP: Crafted from natural Type A jadeite jade, these eight cabochons exhibit a translucent pale green hue with subtle tonal variations inherent to the material. Each stone is cut en cabochon with a smooth,

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Natural Type A Jadeite Jade - Loose Cabochon Gemstone, 2AP

Est. $80-$160

1.99 Carats Iridescent Blue and Violet Boulder Opal Cabochon - Natural Australian Stone, 59XM: This striking boulder opal cabochon features a translucent, milky base infused with delicate iridescent flashes of blue and violet, set against a contrasting matrix of earthy brown and golden inclusio

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1.99 Carats Iridescent Blue and Violet Boulder Opal Cabochon - Natural Australian Stone, 59XM

Est. $50-$100

5.99 Carats Natural Multicolor Tourmaline - Faceted Gemstone, 38XB: Faceted tourmaline gemstone, crafted from natural tourmaline material. The stone exhibits a spectrum of vivid natural hues, including lime green, deep forest green, soft pink, and clear white, with na

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5.99 Carats Natural Multicolor Tourmaline - Faceted Gemstone, 38XB

Est. $50-$100

5.11 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 13.3x9.5mm, 13XM: This exceptional 5.11-carat Koroit boulder opal cabochon is a natural masterpiece, showcasing a dense, intricate tapestry of multicolored play-of-color set within a rich, earthy ironstone matrix. The

6 hrs Left

5.11 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 13.3x9.5mm, 13XM

Est. $80-$160

17.81 Carats Deep Blue and Brown Matrix Boulder Opal Cabochon - Natural Australian Stone, 41XM: This substantial boulder opal cabochon features a dramatic, layered composition of deep blue opal interwoven with rich brown and maroon ironstone matrix, accented by milky white opal veins that flow a

6 hrs Left

17.81 Carats Deep Blue and Brown Matrix Boulder Opal Cabochon - Natural Australian Stone, 41XM

Est. $80-$160

4.77 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 17x9mm, 43XA: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

6 hrs Left

4.77 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 17x9mm, 43XA

Est. $30-$60

2.15 Carats Boulder Opal Cabochon - Soft Pastel Play-of-Color Specimen, 60XM: This 2.15ct boulder opal cabochon, measuring 12x7mm, is a delicate example of Australia's iconic gemstone, showcasing the ethereal beauty of nature's artistry. The freeform triangular cabochon is poli

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2.15 Carats Boulder Opal Cabochon - Soft Pastel Play-of-Color Specimen, 60XM

Est. $50-$100

14.08 Carats Natural Red Coral - Polished Tumbled Gemstone Lot, 26XB: Polished natural red coral gemstone lot, crafted from genuine coral material. These pieces exhibit a vibrant, saturated red-orange hue with a smooth, glossy polished finish, showcasing the natural tex

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14.08 Carats Natural Red Coral - Polished Tumbled Gemstone Lot, 26XB

Est. $40-$80

10.16 Carats Natural Turquoise - Oval Cabochon Gemstone, 98WE: Oval cabochon-cut turquoise gemstone, crafted from natural turquoise material. The stone displays a vivid sky-blue to turquoise coloration, with natural matrix inclusions, pyrite flecks, and subtle ve

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10.16 Carats Natural Turquoise - Oval Cabochon Gemstone, 98WE

Est. $40-$80

7.51 Carats Natural Multicolor Tourmaline - Oval Faceted Gemstone, 37XB: Oval faceted tourmaline gemstone, crafted from natural tourmaline material. The stone exhibits a spectrum of vivid natural hues, including pale aqua, mint green, lime green, and vibrant pink, with nat

2 days Left

7.51 Carats Natural Multicolor Tourmaline - Oval Faceted Gemstone, 37XB

Est. $60-$120

Natural Type A Jadeite Jade - Loose Cabochon Gemstone, 99AN: Crafted from natural Type A jadeite jade, these seven cabochons exhibit a translucent pale green hue with subtle tonal variations inherent to the material. Each stone is cut en cabochon with a smooth,

2 days Left

Natural Type A Jadeite Jade - Loose Cabochon Gemstone, 99AN

Est. $80-$160

9.78 Carats Dark Matrix and Green Spot Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 22AB: This maw sit sit jade cabochon is fashioned into an oval, domed form with a highly polished surface. The material exhibits a dark, semi-translucent to opaque matrix, densely interspersed with distinct

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9.78 Carats Dark Matrix and Green Spot Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 22AB

Est. $40-$80

Ancient Fossiliferous Stone Bead - Natural Patterned Tube Bead, 57AH: Carved from fossiliferous stone, this ancient bead features a tubular form with a central perforation, characteristic of ornamental use in early cultural contexts. The stone exhibits a natural, earthy

2 days Left

Ancient Fossiliferous Stone Bead - Natural Patterned Tube Bead, 57AH

Est. $40-$80

Natural Type A Jadeite Jade - Loose Cabochon Gemstone, 100AN: Crafted from natural Type A jadeite jade, these seven cabochons exhibit a translucent pale green hue with subtle tonal variations inherent to the material. Each stone is cut en cabochon with a smooth,

2 days Left

Natural Type A Jadeite Jade - Loose Cabochon Gemstone, 100AN

Est. $80-$160

4.93 Carats London Blue Topaz - Faceted Gemstone, 93WE: Faceted London blue topaz gemstone, crafted from natural topaz material. The stone exhibits a rich, deep London blue hue with exceptional clarity and brilliance, showcasing the characteristic transpar

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4.93 Carats London Blue Topaz - Faceted Gemstone, 93WE

Est. $40-$80

2.52 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 12.7x8.3mm, 6XM: This striking 2.52-carat Koroit boulder opal cabochon is a natural geological masterpiece, featuring a dense, intricate matrix of swirling chocolate-brown ironstone, interwoven with vivid veins of iri

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2.52 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 12.7x8.3mm, 6XM

Est. $50-$100

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Agate Auctions

HATMANS FLOWER PETAL AGATE ROCK STONE LAPIDARY SPECIMEN

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VANADINITE ROCK STONE LAPIDARY SPECIMEN

RARE ROCKS, CRYSTALS, FOSSILS, GEMS, JEWELRY

Col. Christie Hatman Auctioneers

Starts on:

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Bronze camel with gold and silver inscriptions

Rosewood abacus inlaid with gemstones

Sandalwood incense burner with openwork auspicious patterns

Top & Rare Asian Antiques & Works of Art

Genki Forest Auctions

Starts on:

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3 days Left

Hand-Carved Wooden Figurine of Bearded Man on Stand

VINTAGE C CLAMP ANTIQUE TOOL

BANDED CARNELIAN WORRY STONES ROCK STONE LAPIDARY SPECIMEN

ANTIQUES, RARE ROCKS, GEMS, JEWELRY, VINTAGE

Col. Christie Hatman Auctioneers

Starts on:

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1 day Left

Agate Gems

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