1.05 carats Cobalt Blue Spinel.

£3,150.00

A fine specimen of this rare precious stone variety. 1.05 carats, oval mixed cut, measuring 6.37 × 5.33 × 4.34 mm. Accompanied by gem report stating ‘No indications of any treatment’. Origin ‘Tanzania ~650 million years old’. Well fashioned, superb colour and brilliance.

A fine specimen of this rare precious stone variety. 1.05 carats, oval mixed cut, measuring 6.37 × 5.33 × 4.34 mm. Accompanied by gem report stating ‘No indications of any treatment’. Origin ‘Tanzania ~650 million years old’. Well fashioned, superb colour and brilliance.

Meet the coloured stone that rivals sapphires in beauty — yet stands in a class of its own. This vibrant cobalt blue spinel, sourced from the rich gem gravels of Tanzania, boasts a color so electric it almost glows.

🔹 Unheated & Untreated
🔹 Rare Cobalt-Rich Composition
🔹 Exceptional Brilliance
🔹 Sought After by Collectors Worldwide

Unlike many blue gemstones, cobalt spinel achieves its vivid hue naturally — no heat, no enhancements. Just pure, natural magic formed over millions of years. 💙

A treasure for connoisseurs and a showstopper in fine jewellery.
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Check out a video of the gem here:

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