Gemstone guide
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What is Grey Spinel?
Grey Spinel is a variety of spinel, coloured by presence of iron and/or chromium. A guide to the gem, and to buying one well.
About Grey Spinel
01- Species
- Spinel
- Variety
- Grey Spinel
- Hardness (Mohs)
- 7.5-8
- Refractive index
- 1.710-1.736
- Colour caused by
- Presence of iron and/or chromium
Grey Spinel is a captivating gemstone, celebrated for its understated elegance and enigmatic allure. This exquisite gem is cherished by connoisseurs for its unique, subtle hues that range from silvery to deep slate, offering a sophisticated alternative to more conventional gemstone colours. The finest specimens originate from renowned locales such as Burma, Africa, Mozambique, and Tajikistan, each contributing to the stone's storied allure and rarity.
Unheated and naturally alluring, Grey Spinel is valued for its exceptional clarity and refined beauty. Available in a range of cuts, including Fine Step, Asscher, and Emerald, these gems are meticulously crafted to enhance their natural allure. With prices starting from around $60 per carat, Grey Spinel offers a remarkable balance of luxury and accessibility, making it a cherished choice for discerning collectors and jewellery aficionados.
Judging quality
02What drives the value
- Color saturation
- Clarity
- Size
- Cut quality
What to watch for when buying
- Confusing with other grey gemstones
- Overlooking minor inclusions affecting value
Inclusions you may see
- Minor inclusions visible under magnification
- Natural crystal inclusions
Origin, treatment and trade names
03Where it comes from
TreatmentAs disclosed for the stones we sell; every listing states its own.
Trade names
From our stock
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From the journal
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Frequently Asked Questions
06What are the origins of Grey Spinel?
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Grey Spinel is sourced from prestigious regions such as Burma, Africa, Mozambique, and Tajikistan, each known for producing stones of remarkable beauty and quality.
Is Grey Spinel treated?
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Grey Spinel in our collection is unheated, showcasing its natural beauty without any enhancements.
What factors drive the value of Grey Spinel?
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The value of Grey Spinel is influenced by its colour, clarity, and cut. Unheated stones with exceptional clarity and a refined cut are particularly prized.
How should I choose a Grey Spinel?
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When selecting a Grey Spinel, consider the stone's colour, clarity, and cut. Opt for a hue that appeals to your personal taste and a cut that enhances the gem's natural beauty.
Is certification available for Grey Spinel?
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While many Grey Spinels are accompanied by a laboratory certificate, certification is available on request for any stone in our collection.
Shop
Grey Spinel
Every stone shows its own price, weight, origin and treatment. Browse our grey spinel, or contact our team for personal help choosing one.