Luster Blue

Luster Blue 💎 Fine Natural Gemstones | UK Based
Ceylon Sapphire Specialists
Ethically Sourced • Hand Selected
👇 Trade Access & Collection
www.lusterblue.com

07/09/2026

From a soft, milky appearance to spectacular flashes of blue, gold and rainbow colour as the stone moves. A beautiful example of the optical phenomenon moonstone is loved for. 💎

📩 DM for details & availability.

27/08/2026

This magnificent 7ct unheated Ceylon Padparadscha sapphire displays a beautiful blend of pink and orange—the distinctive colour that makes Padparadscha sapphires so highly sought after.

DM us for more details and pricing.

24/08/2026

A beautiful collection of natural unheated Blue Sapphires, Pink Sapphires & Rubies — each displaying its own unique colour and character.

From Sri Lanka, naturally beautiful and untouched by heat. ✨

📩 DM for enquiries & availability.

22/08/2026

Fresh earth and gravel are carefully washed and sorted, searching for the precious sapphire rough hidden within. This traditional process is part of Sri Lanka’s centuries-old gemstone mining heritage.

From the earth of Sri Lanka to beautiful gemstones. 💙✨

18/08/2026

10ct Natural Unheated Ceylon Cornflower Blue Sapphire 💎

A remarkable 10-carat sapphire showcasing the beautiful cornflower blue colour Ceylon sapphires are renowned for. Completely unheated, preserving its natural colour and character just as nature created it. 🇱🇰✨

📩 DM for more details.

15/08/2026

💗 6ct Natural Mahenge Spinel — a truly remarkable gemstone.

Mahenge spinels are prized for their intense, vivid pink-to-red colours, exceptional brilliance and beautiful glow. Originating from the Mahenge region of Tanzania, fine examples have become some of the most sought-after natural spinels in the gemstone world.

A colour that really needs no filter. ✨💎

📩 DM for more details.

08/08/2026

A simple trick to reveal a hidden star ⭐💎

A tiny drop of oil is placed on the surface of the rough sapphire to help check for asterism — the natural star effect caused by light interacting with microscopic inclusions inside the stone.

Sometimes the rough holds a little secret. 💙

04/08/2026

Travel back over 4,000 years and explore one of the world’s most remarkable prehistoric mining sites. The Great Orme Copper Mine offers an incredible glimpse into Bronze Age life and the ingenuity of ancient miners.

01/08/2026

5ct Natural Unheated Ceylon Blue Sapphire 💙

Timeless elegance in its purest form.

This exceptional 5ct natural unheated Ceylon Blue Sapphire showcases a vibrant royal blue hue with outstanding brilliance. Untreated and ethically sourced from Sri Lanka, it’s a rare gemstone destined for an extraordinary bespoke creation.

📩 DM for pricing and more details.

Address

71-75 Shelton Street, Covent Garden
London
WC2H9JQ

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