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25/02/2026 05:40 pm

1.24ct Extremely Rare Heart Shaped Demantoid Garnet | Natural Namibia

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Details
SKU
Dimensions (mm)
7 x 5.7 x 4.2mm
Weight (cts)
1.24
Treatment
No Treatment
Shape
Heart
Type
Faceted
Clarity
VS
Colours
Description

Welcome to SuchenGems!

The perfect substitute for Russian Demantoid garnets.

Demantoid garnet is a rare, green variety of andradite garnet, prized for its exceptional brilliance and fire, often described as diamond-like. It's known for its high dispersion, which causes intense flashes of color (rainbow-like) within the stone, and its adamantine luster. The color can range from a vivid emerald green to yellowish-green, and some stones may have a brownish tint. It's a relatively small gemstone, with stones over 2 carats (400 mg) being quite rare.

Key characteristics of demantoid garnet:

  • Color: Predominantly green, with variations from yellowish-green to emerald green, and sometimes brownish.

  • Brilliance and Fire: High dispersion (ability to split light into colors) gives it a dazzling sparkle, often described as "fire".

  • Luster: Adamantine, similar to a diamond.

  • Size: Typically small, with stones over 2 carats being uncommon.

  • Inclusions: Russian demantoids are known for their "horse-tail" inclusions, caused by byssolite (fibrous amphibole).

  • Rarity: One of the rarest and most valuable garnet varieties.

  • Origin: Historically found in the Ural Mountains of Russia, but also mined in Namibia and Madagascar.

  • Chemical Composition: A calcium-iron silicate (andradite variety of garnet).

Why it's prized:

Demantoid garnets are highly sought after by collectors and jewelry enthusiasts for their unique combination of color, brilliance, and fire. The high dispersion makes them stand out, and the presence of "horse-tail" inclusions (in the Russian variety) adds to their allure

Shipping
Provider Destination Cost
Standard Shipping - Tracked Default Rest of World
21 days
first item
per additional item
shipping capped at
DHL Rest of World
7 days
first item
per additional item
shipping capped at
FedEx Rest of World
7 days
first item
per additional item
shipping capped at
Standard Shipping - Tracked Default Thailand
7 days
first item
per additional item
shipping capped at
DHL Thailand
3 days
first item
per additional item
shipping capped at
FedEx Thailand
2 days
first item
per additional item
shipping capped at
Store
1.24ct Extremely Rare Heart Shaped Demantoid Garnet | Natural Namibia
Bangkok, Thailand
Owned by suchengems

Audit

The Gemstone Sheriff program allows our members to request an audit on any product, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Shipping Details

Costs:
Transit:
21 days via Standard Shipping - Tracked
Capped at:
Ships from:
Thailand

Payment Options

  • paypal

Overview

Listing Type : Standard
Product ID : 2885449
Starts : 16th February 2026 04:12 am PST
* All prices are in USD

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