Agate Gems

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6.39 Carats Natural Sleeping Beauty Turquoise Round Cabochon Parcel - Natural Arizona Stones, 51XP: This curated parcel of eight round cabochon Sleeping Beauty turquoise gems showcases a vivid, uniform sky-blue hue, with subtle natural matrix inclusions that highlight their authentic, unaltered orig

4 days Left

6.39 Carats Natural Sleeping Beauty Turquoise Round Cabochon Parcel - Natural Arizona Stones, 51XP

Est. $30-$60

53.12 Ct Natural Dendrite Agate Oval Cab: weight - 53.12 Ct / Size - 34.00 x 25.00 x 8.10 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

May 01, 2026

53.12 Ct Natural Dendrite Agate Oval Cab

Est. $75-$150

21.41 Ct Natural Dendrite Agate Oval Cab: Weight - 21.41 Ct / Size - 33.00 x 13.80 x 7.10 mm / Shape - Excellent Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

May 01, 2026

21.41 Ct Natural Dendrite Agate Oval Cab

Est. $75-$150

12.80 Carats Iridescent Sky Blue Winton Opal Rough - Natural Australian Specimen 18x11mm, 80XM: This exceptional rough opal from Winton, Australia, captivates with a vivid play of color, where intense flashes of sky blue and subtle turquoise swirl through a milky, translucent base. The natural,

12 hrs Left

12.80 Carats Iridescent Sky Blue Winton Opal Rough - Natural Australian Specimen 18x11mm, 80XM

Est. $40-$80

8.51 Carats Boulder Opal Cabochon - Natural Matrix & Play-of-Color Specimen, 57XM: This 8.51ct boulder opal cabochon, measuring 23x12mm, is a striking example of Australia's iconic gemstone, showcasing the unique beauty of nature's artistry. The teardrop-shaped cabochon is polished

4 days Left

8.51 Carats Boulder Opal Cabochon - Natural Matrix & Play-of-Color Specimen, 57XM

Est. $60-$120

A Lot of Fossilized Boulder Opal Rough Specimens, 61ZJ: This lot comprises six fossilized boulder opal rough specimens, ranging in size from 2.7 to 3.5 cm, with a total weight of 83.25 grams. Each specimen retains its natural ironstone host rock matrix, ex

4 days Left

A Lot of Fossilized Boulder Opal Rough Specimens, 61ZJ

Est. $40-$80

23.95 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 36XP: This striking Winton boulder opal rough slab showcases a luminous band of ethereal sky-blue and pale aqua play-of-color, nestled within its natural ironstone host rock. Measuring precisely at 27.6 x 1

4 days Left

23.95 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 36XP

Est. $60-$120

3.07 Carats Fuchsia Red Garnet Parcel - Natural Tanzanian - 5.3x5.2x3.0 mm, 32XK, 32XK: This vivid quartet of garnet gems dazzles in a palette of fuchsia-red and raspberry hues, each stone catching the light with lively brilliance. Cut in symmetrical round profiles, the stones display ex

4 days Left

3.07 Carats Fuchsia Red Garnet Parcel - Natural Tanzanian - 5.3x5.2x3.0 mm, 32XK, 32XK

Est. $40-$80

6.49 Carats Natural Ruby - Oval Cabochon Gemstone, 95WE: Oval cabochon-cut ruby gemstone, crafted from natural ruby material. The stone exhibits a vivid, saturated pinkish-magenta hue, with subtle natural inclusions and internal veining characteristic of un

12 hrs Left

6.49 Carats Natural Ruby - Oval Cabochon Gemstone, 95WE

Est. $40-$80

12.80 Carats Deep Green Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 21AB: This maw sit sit jade cabochon is fashioned into a rounded, domed form with a highly polished surface. The material exhibits a deep, saturated green hue, interspersed with distinct, lighter green vein

4 days Left

12.80 Carats Deep Green Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 21AB

Est. $40-$80

11.48 Carats Sky Blue Arizona Turquoise Cabochon Parcel - Natural Loose Gemstones, 15XP: This curated parcel of Arizona turquoise cabochons bursts with a vivid sky blue hue, saturated and luminous with a smooth, domed finish that enhances the stone's natural luster. Each cabochon, measuri

4 days Left

11.48 Carats Sky Blue Arizona Turquoise Cabochon Parcel - Natural Loose Gemstones, 15XP

Est. $40-$80

$3.81 Carats Golden Cinnamon Zircon - Natural Cambodian Gem 9x7mm, 1XC: This richly colored zircon glows with a fiery golden cinnamon tone, flashing vibrant amber and burnt orange hues as light moves across its surface. The gem's exceptional brilliance and high refractive$

12 hrs Left

3.81 Carats Golden Cinnamon Zircon - Natural Cambodian Gem 9x7mm, 1XC

Est. $30-$60

7.16 Carats Silvery Lavender Baroque Pearl - Natural Cultured Gem - 14 mm, 45WE: This luminous baroque pearl displays a soft silvery lavender hue, accented by delicate overtones of aqua, rose, and pale gold. Its fluid, organic shape embodies the natural beauty of cultured pearls,

4 days Left

7.16 Carats Silvery Lavender Baroque Pearl - Natural Cultured Gem - 14 mm, 45WE

Est. $30-$60

4.19 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 72XL: This substantial Koroit Yowah opal cabochon, measuring 18x9.3mm, features a dense, textured ironstone matrix in layered tones of deep chocolate brown, warm tan, and jet black. The stone's internal lan

12 hrs Left

4.19 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 72XL

Est. $60-$120

2.72 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 79XL: This striking Koroit Yowah opal cabochon, measuring 12.7x8.5mm, features a dense, layered ironstone matrix in deep chocolate brown and warm tan, interwoven with broad, milky-blue opal veins. Concentra

4 days Left

2.72 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 79XL

Est. $60-$120

4.28 Carats Deep Green Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 7AB: This maw sit sit jade cabochon is fashioned into an oval, domed form with a highly polished surface. The material exhibits a deep, saturated green matrix, interspersed with distinct, lighter green vei

4 days Left

4.28 Carats Deep Green Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 7AB

Est. $40-$80

3.47 Carats Deep Green and Pale Matrix Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 2AB: This maw sit sit jade cabochon is fashioned into an oval, domed form with a highly polished surface. The material exhibits a deep, saturated green matrix, interspersed with a pale, semi-translucent to

4 days Left

3.47 Carats Deep Green and Pale Matrix Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 2AB

Est. $30-$60

4.42 Carats Pastel Lavender Spinel Parcel - Natural Sri Lankan Stones, 48XP: This exquisite parcel of nine round-brilliant spinel gems enchants with a soft, dreamy palette of pastel lavender, lilac, and pale slate-blue hues, with subtle hints of blush pink that shift gently un

4 days Left

4.42 Carats Pastel Lavender Spinel Parcel - Natural Sri Lankan Stones, 48XP

Est. $60-$120

4.06 Carats Multicolor Pink Lavender Spinel - Faceted Gemstone, 94WE: Faceted multicolor spinel gemstone, crafted from natural spinel material. The stone exhibits a captivating blend of soft pink and lavender hues, with subtle tonal variations and natural internal inclu

12 hrs Left

4.06 Carats Multicolor Pink Lavender Spinel - Faceted Gemstone, 94WE

Est. $60-$120

22.48 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 44XP: This elegant Winton boulder opal rough slab showcases a luminous band of soft sky-blue and pale lavender play-of-color, with subtle hints of violet iridescence that glow gently under light. Measuring

4 days Left

22.48 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 44XP

Est. $60-$120

9.03 Carats Deep Green Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 13AB: This maw sit sit jade cabochon is fashioned into an oval, domed form with a highly polished surface. The material exhibits a deep, saturated green matrix, interspersed with distinct, darker green and

4 days Left

9.03 Carats Deep Green Maw Sit Sit Jade Cabochon - Natural Burmese Stone, 13AB

Est. $30-$60

CAMOUFLAGE AGATE ROCK STONE LAPIDARY SPECIMEN: CAMOUFLAGE AGATE ROCK STONE LAPIDARY SPECIMEN

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CAMOUFLAGE AGATE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

Est. $5-$10,000

10.56 Carats Brown Matrix and Violet Vein Yowah Opal Cabochon - Natural Australian Stone, 45XM: This striking Yowah opal cabochon features a smooth, oval form with a rich brown ironstone matrix crisscrossed by delicate, iridescent violet veins of opal. The stone's polished surface enhances the c

4 days Left

10.56 Carats Brown Matrix and Violet Vein Yowah Opal Cabochon - Natural Australian Stone, 45XM

Est. $60-$120

17.32 Carats Winton Boulder Opal Rough - Natural Australian Stone, 37XP: This substantial Winton boulder opal rough showcases a striking band of ethereal sky-blue and aqua-green play-of-color, nestled within its natural ironstone host rock. Measuring precisely at 29.3 x 11

4 days Left

17.32 Carats Winton Boulder Opal Rough - Natural Australian Stone, 37XP

Est. $60-$120

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Agate Auctions

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:

New York, NY, US

7 days Left

AMETHYST DISPLAY ROCK STONE LAPIDARY SPECIMEN

MIXED LOT ROCK STONE LAPIDARY SPECIMEN

PEACOCK ORE ROCK STONE LAPIDARY SPECIMEN

FOSSILS, RARE ROCKS, CRYSTALS, GEMS, JEWELRY

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

10 hrs Left

Christie Hatman, The Old School Auctioneer, retail store owner, artist, and renovator.

THE WAY TO AN OCTOPUS' THREE HEARTS BY ART BY TAI CANVAS PAINTING IN BOX FRAME WITH COA

SPEEDWAR BALL BEARING DRIVE METAL PEDAL CAR PACE CAR VINTAGE ANTIQUE TOY

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RARE ART, RETRO TOYS, ANTIQUES, GEMS, JEWELRY

Col. Christie Hatman Auctioneers

Started:

Thayer, MO, US

Agate Gems

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