Monet Fossils

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2026

10.30 Carat --- Natural Royal Blue Sapphire --- Hexagon Cut --- GGI Certified

California GemstonesSan Diego, CA

7.77 Carat ---- Ceylon Cobalt Blue Spinel ---- Emerald Step Cut: Blue spinels derive their color from trace amounts of the element cobalt, producing an intense, electric or vivid blue coloration that can rival the finest sapphires. The presence of "cobalt" in the d

2026

7.77 Carat ---- Ceylon Cobalt Blue Spinel ---- Emerald Step Cut

California GemstonesSan Diego, CA

12.05 Carat ---Kashmiri Blue Sapphire-- Cushion Cut---EGL Certified: a globally rare, museum-quality gem. Its value is driven by its legendary Himalayan origin, "cornflower blue" to deep royal blue hue, velvety texture. The stone gets its iconic soft, ethereal glow fro

2026

12.05 Carat ---Kashmiri Blue Sapphire-- Cushion Cut---EGL Certified

California GemstonesSan Diego, CA

7 Carat --- Red Ruby-- Round Mixed Cut---IGI Certified: Offering the same chemical composition, hardness (9.0 on the Mohs scale), and fiery visual beauty as a natural stone, lab-grown rubies boast exceptional clarity, a rich vivid red color, and a much low

2026

7 Carat --- Red Ruby-- Round Mixed Cut---IGI Certified

California GemstonesSan Diego, CA

8.35 Carat --- San Carlos Benitoite - Oval Cut: Benitoite is California's official state gem, known for its vibrant blue hue, high fire, and intense blue fluorescence under UV light. An oval cut maximizes its brilliance and the "sleepy" depth of it

2026

8.35 Carat --- San Carlos Benitoite - Oval Cut

California GemstonesSan Diego, CA

12.00 Carat --- Natural Zambian Emerald --- Trillion Cut --- EGL Certified: Vibrant gemstone. Zambian emeralds are celebrated for their superior clarity, higher durability, and deep, slightly bluish-green hue. The trillion (triangular) cut maximizes the stone's brilliance and

2026

12.00 Carat --- Natural Zambian Emerald --- Trillion Cut --- EGL Certified

California GemstonesSan Diego, CA

2026

8.00 Carat ---- Green Tourmaline ---- Trillion Cut ---- EGL Certified

California GemstonesSan Diego, CA

12.55 Carat --- Violet Blue Sapphire --- Trillion Cut: Highly sought-after gemstone. Sapphires of this color often exhibit a natural, rich plum or lavender undertones. Stones with a rich, velvety violet-blue tone are among the most valued in the market. S

2026

12.55 Carat --- Violet Blue Sapphire --- Trillion Cut

California GemstonesSan Diego, CA

ELLENSBURG AGATE ROCK STONE LAPIDARY SPECIMEN: ELLENSBURG AGATE ROCK STONE LAPIDARY SPECIMEN — Part of our Discover Sunken Cove, Crystals and Gems auction at HATMAN'S Auctions! Please see photos for measurements and condition. YES, we have in-ho

2026

ELLENSBURG AGATE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

Fossil Dean Chronograph Men's Smoke Ion-Plated Stainless Steel Watch FS4721IE c.2010s NOS: The Fossil Dean Chronograph FS4721IE is a bold 45mm men's quartz chronograph from Fossil's Dean collection, presented here in near-new condition with a fresh battery installed and running. The smoke i

2026

Fossil Dean Chronograph Men's Smoke Ion-Plated Stainless Steel Watch FS4721IE c.2010s NOS

Sphere Auctions LLCSun Prarie, WI

Polished Fossil Stone Plaque with Orthoceras and Ammonite Specimens: Decorative polished fossil stone plaque featuring multiple embedded marine fossils, including several elongated Orthoceras specimens and a central spiral Ammonite. Set within a natural stone matrix an

2026

Polished Fossil Stone Plaque with Orthoceras and Ammonite Specimens

All Things Estate SalesPort Orchard , WA

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

2026

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

ThousandPlanetSathorn, Bangkok

16.75ct Natural Mauritania Ruby Rough (Unheated), 98AM: This unheated Mauritania ruby rough is a captivating natural crystal specimen, featuring vivid magenta-purple ruby formations embedded in a contrasting greyish matrix. The stone's rugged, unpolished s

2026

16.75ct Natural Mauritania Ruby Rough (Unheated), 98AM

ThousandPlanetSathorn, Bangkok

29ct Natural Kingman Turquoise Rough - Arizona USA, 32EB: This is a natural Kingman turquoise rough stone, measuring approximately 3x2.8cm with a total carat weight of 29ct. The stone features a soft light blue-green turquoise matrix, partially encased in it

2026

29ct Natural Kingman Turquoise Rough - Arizona USA, 32EB

ThousandPlanetSathorn, Bangkok

47.30ct Natural Mauritania Ruby Rough (Unheated), 65XA: This unheated Mauritania ruby rough is a captivating natural crystal specimen, featuring vivid magenta-purple ruby formations embedded in a contrasting greyish matrix. The stone's rugged, unpolished s

2026

47.30ct Natural Mauritania Ruby Rough (Unheated), 65XA

ThousandPlanetSathorn, Bangkok

Natural Australian Lightning Ridge Opal Rough, 56g, 90WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 56g, 90WS

ThousandPlanetSathorn, Bangkok

33.87 Carats Swiss Blue Topaz Pear - Natural Brazilian Stone, LZ105: This striking pear-cut Swiss blue topaz captivates with a vivid, saturated blue hue that evokes the crisp clarity of a summer sky. Its expertly faceted cut features precisely angled surfaces that maxi

2026

33.87 Carats Swiss Blue Topaz Pear - Natural Brazilian Stone, LZ105

ThousandPlanetSathorn, Bangkok

22.22ct Natural Mauritania Ruby Rough (Unheated), 95AM: This unheated Mauritania ruby rough is a captivating natural crystal specimen, featuring vivid magenta-purple ruby formations embedded in a contrasting greyish matrix. The stone's rugged, unpolished s

2026

22.22ct Natural Mauritania Ruby Rough (Unheated), 95AM

ThousandPlanetSathorn, Bangkok

37.64 Carats Swiss Blue Topaz Pear - Natural Brazilian Stone, LZ108: This magnificent pear-cut Swiss blue topaz radiates with a vibrant, icy blue hue that evokes the clarity of alpine lakes and glacial skies. The gem is masterfully faceted, with precisely angled surfac

2026

37.64 Carats Swiss Blue Topaz Pear - Natural Brazilian Stone, LZ108

ThousandPlanetSathorn, Bangkok

2.33 Carats Neon Blue-Green Matrix Boulder Opal - Natural Australian Stone, LZ48: This captivating 2.33 carat matrix boulder opal, measuring 11.4mm x 7.8mm x 3.1mm, is a striking example of nature's dramatic artistry. Polished into a smooth oval cabochon, its surface is dominated b

2026

2.33 Carats Neon Blue-Green Matrix Boulder Opal - Natural Australian Stone, LZ48

ThousandPlanetSathorn, Bangkok

3.87 Carats Multi-Color Koroit Boulder Opal - Natural Australian Stone, LZ43: This stunning 3.87 carat Koroit boulder opal, measuring 14.8mm x 10.4mm x 2.7mm, is a breathtaking canvas of natural color and pattern. Polished into a smooth oval cabochon, its face is dominated by r

2026

3.87 Carats Multi-Color Koroit Boulder Opal - Natural Australian Stone, LZ43

ThousandPlanetSathorn, Bangkok

38.93ct Natural Mauritania Ruby Rough (Unheated), 70XA: This unheated Mauritania ruby rough is a captivating natural crystal specimen, featuring vivid magenta-purple ruby formations embedded in a contrasting greyish matrix. The stone's rugged, unpolished s

2026

38.93ct Natural Mauritania Ruby Rough (Unheated), 70XA

ThousandPlanetSathorn, Bangkok

38.40 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 45XP: This substantial Winton boulder opal rough slab showcases a captivating patchwork of ethereal sky-blue, aqua-green, and soft lavender play-of-color, embedded within its natural ironstone host rock. Me

2026

38.40 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 45XP

ThousandPlanetSathorn, Bangkok

14.66ct Natural Mauritania Ruby Rough (Unheated), 7AN: This unheated Mauritania ruby rough is a captivating natural crystal specimen, featuring vivid magenta-purple ruby formations embedded in a contrasting greyish matrix. The stone's rugged, unpolished s

2026

14.66ct Natural Mauritania Ruby Rough (Unheated), 7AN

ThousandPlanetSathorn, Bangkok

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24

Fossils Auctions

Moroccan Jurassic Starfish Fossil

Pink Halite Cluster

Yellow Dogtooth Calcite Formation

Summer Rock and Fossil Clearance Auction

Fossils & Gemstones of Houston

Starts on:

Houston, TX, US

Colima Pottery Shaman Figural Vessel | Horned Headdress

Steppe Bison (Bison priscus) Partial Skull, Horn Cores

Chinese Han Painted Pottery Horse Torso, ex-de Coux

Cultural Discoveries: Ancient / Ethnographic

Artemis Fine Arts

Starts on:

Louisville, CO, US

4 days Left

Superb Iatmul Mask, Papua New Guinea

Fine Borneo Shaman Bin with Lid

Early Japanese Oni Demon Mask

Fine Ethnographic, Asian & Antiques

Inspired Auctions

Starts on:

Brea, CA, US

3 days Left

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