Grey Star Sapphire 21.52ct - 15x13mm
Grey Star Sapphire 21.52ct - 15x13mm
Grey Star Sapphire 21.52ct - 15x13mm
US$ 1,467
21.52ct Star Sapphire at US$ 68/ct
Certification?
| Weight | 21.52 ct |
| Shape / Cut | Oval / Cabochon |
| Color | Grey |
| Clarity | O |
| Treatment | Unheated |
| Origin | Sri Lanka |
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
Grey
Indicative tonal range for this colour family. For reference only — screens vary.
This 21.52ct star sapphire sits in the grey range of the star sapphire colour scale.
Clarity
O
This 21.52ct star sapphire is graded O. Opaque: the stone does not transmit light, so it is not graded for inclusions. Opacity is a characteristic of the material, not a fault.
Shape & size
Oval
This 21.52ct star sapphire is cut to a oval outline. Its millimetre dimensions are not recorded in our catalogue — ask us and we will measure it for you before you buy.
Price
Our price
US$ 1,467
US$ 68 / carat
Retail price
US$ 3,521
STARLANKA buys rough at source and cuts it in-house in Bangkok, so a stone reaches you without the layers of margin a star sapphire 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
No lab report supplied
This 21.52ct star sapphire is not currently accompanied by an independent lab report. One can be added before it ships — choose a laboratory from the certification option in the buy box above. Certification is optional: many clients buy on our own description, which stands behind the 14-day return either way.
- 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 star sapphire natural or lab-created?
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This STARLANKA star sapphire (SKU SS0012) is a natural, earth-mined star sapphire. STARLANKA sells only natural gemstones and does not offer synthetic or laboratory-created stones.
Has this star sapphire been treated?
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This STARLANKA star sapphire (SKU SS0012) 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 star sapphire (SKU SS0012) is not currently accompanied by an independent lab report. A report from GIA, GRS, AIGS, GIT, ICA GemLab, GUILD or AGR can be added before the stone ships.
How much does shipping cost?
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STARLANKA ships this star sapphire (SKU SS0012) 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 star sapphire?
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This STARLANKA star sapphire (SKU SS0012) 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.
