Modern Fossils

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Sky Blue Topaz 3.51ct: a natural, light-blue,, or bright-blue,, transparent gemstone, typically sourced from Brazil, with high clarity (often VVS/IF) and a Mohs hardness of 8

2026

Sky Blue Topaz 3.51ct

California GemstonesOceanside, CA

Natural Aquamarine 2..33 ct Trillion Cut from Brazil: Unique and versatile. The trillion cut enhances the natural brilliance of the aquamarines, offering a modern and elegant aesthetic that captures light beautifully With a exceptional clarity a crucial

2026

Natural Aquamarine 2..33 ct Trillion Cut from Brazil

California GemstonesOceanside, CA

2 Ct Natural White Diamond Round Cut VVS1 D Grade from South Africa: A top-tier gemstone. It features maximum colorlessness (D-grade). Minute, nearly invisible inclusions (VVS1). This stone has excellent cut, symmetry, and polish, offering superior brilliance.....Pleas

2026

2 Ct Natural White Diamond Round Cut VVS1 D Grade from South Africa

California GemstonesOceanside, CA

0.48 Carats Purplish Pink Diamond - Natural Argyle Mine, Australia, 83A, 83A: This singular purplish pink diamond from the Argyle mine is a rare and captivating gem, showcasing the distinctive, velvety hue that has made Australian pink diamonds among the most coveted in the wor

2026

0.48 Carats Purplish Pink Diamond - Natural Argyle Mine, Australia, 83A, 83A

ThousandPlanetHunghom, Kowloon

4 NATURAL DARK GREEN ZAMBIAN EMERALDS OVAL CUT 3.5 tcw: Deep, rich green color with slight bluish undertones and high clarity. Sourced from Zambia, these stones are renowned for superior luster

2026

4 NATURAL DARK GREEN ZAMBIAN EMERALDS OVAL CUT 3.5 tcw

California GemstonesOceanside, CA

Purple Blue Tanzanite 11 ct: captivating blend of violet and blue hues, showcasing strong color saturation, often displaying deep, twilight-like tones, exceptional clarity (Flawless to VVS), excellent cut, and exhibiting unique c

2026

Purple Blue Tanzanite 11 ct

California GemstonesOceanside, CA

Natural Neon Blue Paraiba Tourmaline 3 ct Emerald cut from Brazil: 10.51 x 7.69 x 5.33mm an exceptionally rare, investment-grade gemstone known for its intense "neon" blue-green color caused by copper. Originating from the state of Para?ba, these gems are highly cove

2026

Natural Neon Blue Paraiba Tourmaline 3 ct Emerald cut from Brazil

California GemstonesOceanside, CA

Natural Red Garnet Pear Cut 2ct from Brazil: This is a natural 2-carat red garnet from Brazil, cut into a pear shape, It is known for a rich, deep red color and excellent clarity. These stones are frequently sourced from Minas Gerais, Brazil, an

2026

Natural Red Garnet Pear Cut 2ct from Brazil

California GemstonesOceanside, CA

5 Pieces Irradiated Blue Diamond Parcel - Round Brilliant Cut, 2.4mm, 258A: This striking parcel of five loose irradiated blue diamond gems captivates with a vivid, cool blue hue that evokes the intensity of a deep ocean and the clarity of a winter sky. Each stone is cut in a

2026

5 Pieces Irradiated Blue Diamond Parcel - Round Brilliant Cut, 2.4mm, 258A

ThousandPlanetHunghom, Kowloon

7.10 Carats Aurora Mist Welo Opal - Natural Ethiopian Gemstone 16.6x11x8.1mm, 53XH: This exceptional Welo opal glows with radiant hues of icy blue, mint green, and warm peach, all shimmering beneath a translucent, cloud-like body. The colors appear to drift like mist through the ston

2026

7.10 Carats Aurora Mist Welo Opal - Natural Ethiopian Gemstone 16.6x11x8.1mm, 53XH

ThousandPlanetHunghom, Kowloon

3.09ct Boulder Opal Cabochon - Dynamic Matrix & Play-of-Color Specimen, 55XM: This 3.09ct boulder opal cabochon, measuring 11x8mm, is a striking example of Australia's iconic gemstone, showcasing the raw beauty of nature's artistry. The triangular cabochon is polished to a smoo

2026

3.09ct Boulder Opal Cabochon - Dynamic Matrix & Play-of-Color Specimen, 55XM

ThousandPlanetHunghom, Kowloon

Purple Tanzanite Pear Cut 7 Ct: a large, rare, and valuable gemstone, prized for its vivid violet-blue or deep purple hue, often with a unique clarity, no visible flaws and pleochroism.

2026

Purple Tanzanite Pear Cut 7 Ct

California GemstonesOceanside, CA

Natural London Blue Topaz 2.13 ct Marquise cut: 12.2 x 6.3 x 3.9mm a deep blue color,featuring slight gray undertones. Known for excellent durability and a "steely" appearance, this gemstone is "eye-clean" with superior brilliance,

2026

Natural London Blue Topaz 2.13 ct Marquise cut

California GemstonesOceanside, CA

3.83 Carats Blush Flame Welo Opal - Natural Ethiopian Gemstone 13x9.3x6.7mm, 37XH: Glowing with soft pink, coral, and lime flashes, this Welo opal captures a dreamy interplay of light and warmth beneath a smooth, milky surface. Its pastel fire radiates gently throughout the stone, c

2026

3.83 Carats Blush Flame Welo Opal - Natural Ethiopian Gemstone 13x9.3x6.7mm, 37XH

ThousandPlanetHunghom, Kowloon

2ct round cut Pair of Sky Blue Tanzanite untreated.: A 2-carat pair of untreated "sky blue" tanzanite refers to a matched set of natural, unheated gemstones, displaying a natural light-blue or silvery-blue hue. Due to the high rarity of natural, unheate

2026

2ct round cut Pair of Sky Blue Tanzanite untreated.

California GemstonesOceanside, CA

Natural Amethyst 2.73ct Round Cut: Features a classic round cut, This stone is violet-purple in color sourced from Brazil and exhibit high clarity (VVS).

2026

Natural Amethyst 2.73ct Round Cut

California GemstonesOceanside, CA

Deep Purple Amethyst 6.29 ct Oval Cut real sparkler No Reserve: a substantial, vibrant, and, teardrop-shaped gemstone, typically sourced from Brazil or Africa. It features a rich violet-purple color, often with eye-clean or VVS-VS clarity, and is commonly used for

2026

Deep Purple Amethyst 6.29 ct Oval Cut real sparkler No Reserve

California GemstonesOceanside, CA

Purple Tanzanite Pear Cut 7.3 ct: A high-carat, deeply saturated, and often certified loose gemstone prized for its vivid color and unique pear shape. While top-quality tanzanite is often blue, vivid purple is considered rare.

2026

Purple Tanzanite Pear Cut 7.3 ct

California GemstonesOceanside, CA

Purple Amethyst 9.5 Ct Kite Cut from Brazil: cut into a unique, geometric kite shape, offers a striking, modern look with a large table, Sourced from Brazil, this high-clarity (loupe clean) stone features a deep violet color and excellent cut, m

2026

Purple Amethyst 9.5 Ct Kite Cut from Brazil

California GemstonesOceanside, CA

Light Blue Tourmaline transparent 10.6ct Oval cut from Afganastan: light blue tourmaline is a significant, collector-sized gem, with value heavily dictated by color saturation and clarity. These gemstones are prized for their high clarity and the ability to maintain

2026

Light Blue Tourmaline transparent 10.6ct Oval cut from Afganastan

California GemstonesOceanside, CA

1.66 ct Octogon Cut Natural Purple Amethyst: natural purple amethyst,sourced from Brazil, is an eye-clean to VVS-clarity gemstone featuring an elegant, precision-cut octagon shape . This violet-purple variety of quartz exhibits high-quality, sat

2026

1.66 ct Octogon Cut Natural Purple Amethyst

California GemstonesOceanside, CA

Extremely Rare Purple Tanzanite Pear Cut 7 Ct: a large, rare, and valuable gemstone, prized for its vivid violet-blue or deep purple hue, often with a unique clarity, no visible flaws and pleochroism.

2026

Extremely Rare Purple Tanzanite Pear Cut 7 Ct

California GemstonesOceanside, CA

Colombian Green Emerald 5 ct Trillion Cut: 11 x 11 x 8 mm. a deep, vivid green hue, with cooler, slightly bluish undertones compared to Colombian stones. These stones are renowned for high clarity, excellent polish, and a "strong glow," making

2026

Colombian Green Emerald 5 ct Trillion Cut

California GemstonesOceanside, CA

3.06 Carats Celestial Glow Welo Opal - Natural Ethiopian Gemstone 13.2x9.2x5.1mm, 21XH: This ethereal Welo opal glows with dreamy hues of electric blue, violet, and soft lilac, drifting through a delicate translucent body. The gem's pastel fire evokes the northern lights-fluid, serene, a

2026

3.06 Carats Celestial Glow Welo Opal - Natural Ethiopian Gemstone 13.2x9.2x5.1mm, 21XH

ThousandPlanetHunghom, Kowloon

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Fossils Auctions

Arietites bucklandi.Cenoceras sp.

A SPRING COUNTRYSIDE SCENE

A BLACK 'DIPLOMAT' ARMCHAIR

2026 Ethereal Auctioneers Spring Auction-1

Ethereal Auctioneers

Starts on:

Taipei City, ???, TW

5 days Left

Pair George III style scarlet japanned cabinets

George E. Browne, large oil on canvas, ex museum

Permian reptile Captorhinus Aguti fossil skeleton

Millea Bros "SELECT" (Day 2 of 3)

Millea Bros Ltd

Starts on:

Boonton, NJ, US

3 days Left

Fossilized Spinosaurus Tooth

Carrier-Belleuse French Art Deco “Festival Bound?? Bronze Sculpture Reproduction - 26" x 12"

Hand Carved Mayan Religious Ceremonial Mask

1200+ Artifacts, Treasures & Decor

Weatherham Estate Treasures

Starts on:

Cobourg, ON, CA

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