Color Change Green Alexandrite 30.27ct
Color Change Green Alexandrite 30.27ct
Color Change Green Alexandrite 30.27ct
Price on Request
30.27ct Alexandrite · certified by GIA
Certification?GIA Certificate Included
| Weight | 30.27 ct |
| Shape / Cut | Cushion / Fine Step Cut |
| Color | Green / Color Change |
| Clarity | IF |
| Treatment | Unheated |
| Origin | Madagascar |
| Dimensions | 20.27 x 16.28 x 9.14 mm |
| Certificate | GIA / 6492628792 |
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
Color Change · Green
Indicative tonal range for this colour family. For reference only — screens vary.
This 30.27ct alexandrite shows a Color Change green, the trade name used for this part of the alexandrite colour range.
Clarity
IF
This 30.27ct alexandrite is graded IF. Internally Flawless: no inclusions visible under 10x magnification, minor surface characteristics only.
Shape & size
Cushion
20.27 × 16.28 × 9.14 mm
This 30.27ct alexandrite measures 20.27 × 16.28 × 9.14 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
Price on request
This alexandrite is priced on enquiry. Use the enquiry button above and we will come back to you with a price and full details.
Certification & Shipping
03Certification
GIA certified
This 30.27ct alexandrite is accompanied by an independent laboratory report from GIA, report number 6492628792.
- 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 alexandrite natural or lab-created?
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This STARLANKA alexandrite (SKU AL0116) is a natural, earth-mined alexandrite. STARLANKA sells only natural gemstones and does not offer synthetic or laboratory-created stones.
Has this alexandrite been treated?
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This STARLANKA alexandrite (SKU AL0116) 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 alexandrite (SKU AL0116) is accompanied by an independent laboratory report from GIA, report number 6492628792.
What size is a 30.27ct cushion alexandrite?
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This STARLANKA alexandrite (SKU AL0116) weighs 30.27 carats and measures 20.27 × 16.28 × 9.14 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 alexandrite (SKU AL0116) 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 alexandrite?
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This STARLANKA alexandrite (SKU AL0116) 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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Alexandrite Reviews(4)
“Very prompt responding and easy to work with. I would not hesitate to buy from this company again.”
Verified buyer·Nov 18, 2023
Nov 18, 2023
“Under good light, precious blue shappire!”
Verified buyer·Aug 14, 2022
Aug 14, 2022
Verified buyer·Jul 24, 2022
Jul 24, 2022
“The customer service was so great and so helpful. I bought 3 stones and they are even more beautiful than in the photos. I will continue to buy more beauties from this company!”
Verified buyer·Sep 12, 2020
Sep 12, 2020
