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The Allure of Rare Gemstones: SICO International's Commitment to Excellence
In the heart of London, SICO International stands as a beacon for connoisseurs and collectors seeking the world's most exquisite rare gemstones. Specialising in precious colored stones—predominantly rubies and sapphires—SICO International has built a reputation for sourcing and supplying gems of unparalleled quality and authenticity.Â

Sico International
Apr 291 min read
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The Timeless Allure of Rare Coloured Gemstones: A Glimpse into SICO International's Exquisite Collection
Nestled in the heart of London's historic Hatton Garden, SICO International stands as a beacon for connoisseurs and collectors seeking the world's most exquisite rare coloured gemstones. With a legacy spanning nearly three decades, our boutique firm has earned a reputation for sourcing and curating exceptional rubies and sapphires that captivate the senses and tell stories of timeless elegance.

Sico International
Apr 162 min read
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Why SICO International is Your Trusted Supplier of Ruby and Sapphire Gemstones
When it comes to high-quality gemstones, SICO International stands as one of the most reputable suppliers in the heart of London.
Sico International
Dec 1, 20244 min read
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New and Unique Gemstones to Watch in 2024
From Sonoranite to Padparadscha Sapphires, these unique stones are adding fresh inspiration for collectors & designers
Sico International
Oct 20, 20243 min read
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The Story Behind Beyoncé’s Iconic Engagement Ring: A £6 Million Masterpiece
This exquisite 18-carat emerald-cut diamond is a symbol of the couple’s enduring romance and Beyoncé's timeless style.

Sico International
Oct 13, 20242 min read
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The Royal Gem: The Beauty and Legacy of Kate Middleton's Sapphire Engagement Ring
Kate Middleton’s engagement ring, featuring a stunning 12-carat Ceylon sapphire, a royal heirloom steeped in history.
Sico International
Oct 2, 20242 min read
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How to Spot High-Quality Rubies, Sapphires, and Diamonds: A Gemstone Buyer’s Guide
Learn how to spot high-quality rubies, sapphires, and diamonds by understanding key factors such as colour, clarity, cut, and carat.
Sico International
Sep 23, 20242 min read
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September’s Birthstone: The Majestic Sapphire
Discover the timeless beauty and symbolism of September's birthstone, the sapphire.

Sico International
Sep 17, 20242 min read
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History of SICO International Gemstone Suppliers in London
Sico International was founded by professional gemstone expert, Anthony Aziz in 1996. Anthony first started working in the industry with...
anthony04699
Feb 4, 20222 min read
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