Moss Green Demantoid Garnet 8.6ct - 12mm
Moss Green Demantoid Garnet 8.6ct - 12mm
Moss Green Demantoid Garnet 8.6ct - 12mm
US$ 3,835
8.6ct Demantoid Garnet at US$ 446/ct · certified by GIA
Certification?GIA Certificate Included
| Weight | 8.6 ct |
| Shape / Cut | Round / Brilliant Diamond Cut |
| Color | Moss Green |
| Clarity | I |
| Treatment | Unheated |
| Origin | Namibia |
| Dimensions | 11.83 x 11.87 x 8.13 mm |
| Certificate | GIA / 7208184764 |
Buy with Confidence
01Natural only
Only natural, earth-mined gemstones — never synthetic or laboratory-created.
Since 1985
A second-generation family gemstone house, cutting and selling from Bangkok.
Described as it is
Hand-selected and described accurately, with any known treatment disclosed.
Secure checkout
Encrypted end to end, so your payment details stay protected.
Anatomy of This Stone
02Colour
Moss Green
Indicative tonal range for this colour family. For reference only — screens vary.
This 8.6ct demantoid garnet sits in the moss green range of the demantoid garnet colour scale.
Clarity
I
This 8.6ct demantoid garnet is graded I. Included: inclusions are easily visible to the naked eye.
Shape & size
Round
11.83 × 11.87 × 8.13 mm
This 8.6ct demantoid garnet measures 11.83 × 11.87 × 8.13 mm, shown here at true physical size on most screens. Carat weight describes a gemstone's mass rather than its dimensions, so always check the millimetres before buying.
Price
Our price
US$ 3,835
US$ 446 / carat
Retail price
US$ 9,204
STARLANKA buys rough at source and cuts it in-house in Bangkok, so a stone reaches you without the layers of margin a demantoid garnet normally collects between the mine and a retail counter. The price shown is the price — no negotiated tiers.
Retail price is our estimate of what a comparable stone typically costs at traditional retail. It is a comparison figure — not a former price at which this stone was offered.
Certification & Shipping
03Certification
GIA certified
This 8.6ct demantoid garnet is accompanied by an independent laboratory report from GIA, report number 7208184764.
- GIA
- GRS
- AIGS
- GIT
- ICA GemLab
- GUILD
- AGR
Reports are issued by the laboratory directly and describe the stone independently of us. Our affiliations.
Shipping & returns
Free and fully insured, worldwide
In the box
Sealed gem box, itemised invoice, and the lab report where one accompanies the stone.
Returns
14 days from delivery. We send a prepaid insured label and refund the original payment method.
Voids a return
The stone has been set, the seal broken, or the stone altered or recut.
Dispatched within 1–3 business days. Full detail in our shipping and return policies.
Frequently Asked Questions
04Is this demantoid garnet natural or lab-created?
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This STARLANKA demantoid garnet (SKU DG0017) is a natural, earth-mined demantoid garnet. STARLANKA sells only natural gemstones and does not offer synthetic or laboratory-created stones.
Has this demantoid garnet been treated?
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This STARLANKA demantoid garnet (SKU DG0017) is unheated — it has not been heat treated. STARLANKA discloses any known treatment or enhancement on every stone it sells.
Does this stone come with a certificate?
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This STARLANKA demantoid garnet (SKU DG0017) is accompanied by an independent laboratory report from GIA, report number 7208184764.
What size is a 8.6ct round demantoid garnet?
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This STARLANKA demantoid garnet (SKU DG0017) weighs 8.6 carats and measures 11.83 × 11.87 × 8.13 mm. Carat weight describes a gemstone's mass rather than its dimensions, so two stones of equal weight can differ in face-up size depending on shape and cut depth.
How much does shipping cost?
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STARLANKA ships this demantoid garnet (SKU DG0017) free of charge and fully insured worldwide, with no minimum order value. Orders are dispatched within 1–3 business days: 2–4 business days in transit to the United States by international express courier, 3–7 business days elsewhere internationally, and 1 business day within Thailand by local express courier.
Can I return this demantoid garnet?
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This STARLANKA demantoid garnet (SKU DG0017) can be returned within 14 days of delivery for a refund to the original payment method, provided it has not been set into jewellery, had its security seal broken, or been altered or recut. STARLANKA provides a prepaid, insured return label.
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Demantoid Garnet Reviews(10)
“Inclusion did not satisfy fiance.”
Verified buyer·Jan 16, 2023
Jan 16, 2023
“I recommend! Very professional and fast!”
Verified buyer·May 25, 2022
May 25, 2022
Verified buyer·May 17, 2022
May 17, 2022
“Beautiful gem. Thanks”
Verified buyer·Jun 28, 2021
Jun 28, 2021
“This gem is just as shown and very beautiful.”
Verified buyer·Mar 19, 2021
Mar 19, 2021
“The gem was just as described and beautiful.”
Verified buyer·Mar 17, 2021
Mar 17, 2021
“Beautiful!”
Verified buyer·Feb 19, 2021
Feb 19, 2021
