Coral Fossils

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Rock Rock Stone Lapidary Specimen ? 358 Grams: Rock Rock Stone Lapidary Specimen ? 358 Grams

2026

Rock Rock Stone Lapidary Specimen ? 358 Grams

Col. Christie Hatman AuctioneersThayer, MO

6.15 Carat ---- Natural Mozambique Ruby ----Brilliant Round Cut ---- Certified: Mozambique is known for producing incredibly transparent, vivid red rubies with strong brilliance. Paired with a precision round cut, this stone maximizes fire and light reflection.

2026

6.15 Carat ---- Natural Mozambique Ruby ----Brilliant Round Cut ---- Certified

California GemstonesOceanside, CA

10.55 Carat --- Natural Myanmar Red Ruby --- Emerald Step Cut: Natural red ruby from Myanmar features a distinct emerald step cut, offering a rare combination of high carat weight, deep, "pigeon's blood" red hue, and exceptional clarity. Sourced from the famous M

2026

10.55 Carat --- Natural Myanmar Red Ruby --- Emerald Step Cut

California GemstonesOceanside, CA

IGI certified Set of 2 Padparadscha Sapphires - MADAGASCAR: IGI certified Set of 2 Padparadscha Sapphires - MADAGASCAR Color - Pinkish Orange Clarity - VS Cut - Oval Mixed Cut Weight - 0.24 + 0.29 = 0.53 ct. Dimensions - 3.97 x 3.07 x 1.93 mm and 4.07

2026

IGI certified Set of 2 Padparadscha Sapphires - MADAGASCAR

Kissing AuctionDelhi, New Delhi

27.68ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 84AY: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

27.68ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 84AY

ThousandPlanetSathorn, Bangkok

44.25ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 48AY: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

44.25ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 48AY

ThousandPlanetSathorn, Bangkok

13.16 Carats Natural Ceylon Warm Peach Moonstone Loose Gemstone, 92FE: This natural Ceylon moonstone has dimension measurements of 17x6mm, showcasing a smooth warm peach base tone paired with subtle soft adularescent sheen that glides gently across the polished surface u

2026

13.16 Carats Natural Ceylon Warm Peach Moonstone Loose Gemstone, 92FE

ThousandPlanetSathorn, Bangkok

2.87ct Natural Brazilian Soft Sky Blue Faceted Aquamarine Loose Gemstone, 7AS: This expertly faceted aquamarine carries a gentle soft sky blue translucent body with faint fine natural internal mineral markings visible through its polished reflective facets within its 11.3x8.2x3.

2026

2.87ct Natural Brazilian Soft Sky Blue Faceted Aquamarine Loose Gemstone, 7AS

ThousandPlanetSathorn, Bangkok

31ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 79BM: This smoothly polished cabochon of natural phantom quartz preserves delicate layered phantom crystal formations enclosed inside transparent quartz host. The domed polished surface offers unobstructed

2026

31ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 79BM

ThousandPlanetSathorn, Bangkok

0.25ct Untreated Natural Fancy Diamond Loose Gemstone, 88BH: This fully polished untreated natural fancy diamond features inherent internal mineral markings characteristic of natural diamond formation, measured at calibrated dimensions of 3.5x3.1x2.3mm. Precisi

2026

0.25ct Untreated Natural Fancy Diamond Loose Gemstone, 88BH

ThousandPlanetSathorn, Bangkok

0.31ct Natural Fancy Pinkish Purple Diamond Loose Gemstone, 20BH: This polished natural diamond displays rich pinkish-purple body saturation, with subtle fine microscopic mineral specks distributed within its crystal interior, measured at calibrated dimensions of 5.

2026

0.31ct Natural Fancy Pinkish Purple Diamond Loose Gemstone, 20BH

ThousandPlanetSathorn, Bangkok

0.17ct Untreated Natural Fancy Diamond Loose Gemstone, 95BH: This fully polished untreated natural fancy diamond features inherent internal mineral markings characteristic of natural diamond formation, measured at calibrated dimensions of 3.5x2.8x2mm. Precision

2026

0.17ct Untreated Natural Fancy Diamond Loose Gemstone, 95BH

ThousandPlanetSathorn, Bangkok

2.94ct Natural Ethiopian Welo Black Smoked Faceted Opal, 14EB: This fully faceted finished opal specimen displays vivid shifting play of color across polished geometric facets within its 13.2x10x5.3mm calibrated dimensions, the dark base body amplifies light move

2026

2.94ct Natural Ethiopian Welo Black Smoked Faceted Opal, 14EB

ThousandPlanetSathorn, Bangkok

90.11ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 35AX: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

90.11ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 35AX

ThousandPlanetSathorn, Bangkok

96.13ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 2AX: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

96.13ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 2AX

ThousandPlanetSathorn, Bangkok

59ct Natural Tanzanian Ruby Zoisite Raw Rough Specimen Mineral Stone, 25FC: This unpolished mineral rough is natural ruby zoisite sourced from Tanzania, exhibiting distinct banded mineral segregation of vibrant green zoisite, magenta ruby crystals, and dark hornblende inclusi

2026

59ct Natural Tanzanian Ruby Zoisite Raw Rough Specimen Mineral Stone, 25FC

ThousandPlanetSathorn, Bangkok

43.88ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 13AY: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

43.88ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 13AY

ThousandPlanetSathorn, Bangkok

74ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 34AX: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

74ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 34AX

ThousandPlanetSathorn, Bangkok

0.23ct Natural Fancy Pinkish Purple Diamond Loose Gemstone, 21BH: This polished natural diamond displays rich pinkish-purple body saturation, with subtle fine microscopic mineral specks distributed within its crystal interior, measured at calibrated dimensions of 4.

2026

0.23ct Natural Fancy Pinkish Purple Diamond Loose Gemstone, 21BH

ThousandPlanetSathorn, Bangkok

3.48 Carats Natural Brazil Vivid Green Topaz Loose Gemstone, 19FE: This natural Brazil topaz with recorded dimensions of 14.3x6x4mm, featuring a bright saturated green tone achieved via color coating treatment across the gem surface, with faint subtle natural interna

2026

3.48 Carats Natural Brazil Vivid Green Topaz Loose Gemstone, 19FE

ThousandPlanetSathorn, Bangkok

12.20 Carats Natural Madagascar Soft Rose Pink Heated Ruby Cabochon Loose Gemstone, 64FE: This warm blush-toned ruby cabochon carries blended swathes of soft rose pink and gentle peach undertones, with faint natural mineral veining throughout the polished dome, measured at 14.5x12.6x6.6mm.

2026

12.20 Carats Natural Madagascar Soft Rose Pink Heated Ruby Cabochon Loose Gemstone, 64FE

ThousandPlanetSathorn, Bangkok

17.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 6AY: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

17.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 6AY

ThousandPlanetSathorn, Bangkok

0.22ct Natural Fancy Pinkish Purple Diamond Loose Gemstone, 16BG: This polished natural diamond displays rich pinkish-purple body saturation, with subtle fine microscopic mineral specks distributed within its crystal interior, measured at calibrated dimensions of 3.

2026

0.22ct Natural Fancy Pinkish Purple Diamond Loose Gemstone, 16BG

ThousandPlanetSathorn, Bangkok

0.15ct Natural Fancy Deep Pink Diamond Loose Gemstone, 30BH: This polished natural fancy diamond features rich deep pink colouration, measured at calibrated dimensions of 3.8x2.9x2mm. Carefully proportioned pear faceting delivers dynamic light movement, highlig

2026

0.15ct Natural Fancy Deep Pink Diamond Loose Gemstone, 30BH

ThousandPlanetSathorn, Bangkok

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Fossils Auctions

Large Chancay Male Cuchimilco Figure, Peru

Anasazi Tularosa Style Storage Olla, Cibola Tradition

Mojave Glass Beaded Netted Collar

ARTE & ARTEMIS Pre-Columbian, Native American

Artemis Fine Arts

Starts on:

Louisville, CO, US

1 day Left

Large Congo Shrine Leopard Figure, Painted

Large Macginitiea Nobilis Fossil Leaf, Fort Union Formation, Paleocene

16th C. Franco-Flemish Stained Glass Panel, Pieta

ARTE & ARTEMIS Tribal, Ethnographic, Ancient

Artemis Fine Arts

Starts on:

Louisville, CO, US

2 days Left

4 11/16" Thebes, Dickey COA, Calhoun Co., Illinois, Found Near the Illinois River

18" x 8 1/2" Large Mammoth Jaw and Tooth Fossil, Recovered from Alaskan Permafrost

10 3/4" Pre-Columbian Moche Culture Stirrup Vessel, Northern Coastal Peru

Pre-Columbian, Native American Artifacts

Heartland Artifact Auctions

Starts on:

Quincy, IL, US

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