Discover the World’s Rarest Gemstones with SICO International
- Sico International
- Apr 23
- 2 min read
Nestled in the heart of London’s Hatton Garden, SICO International stands as a beacon for connoisseurs of rare and exquisite gemstones. With over 26 years of unparalleled expertise, we specialise in sourcing and supplying the finest Rubies, Sapphires, Diamonds and other precious gems to a discerning global clientele.
Our Legacy of Excellence in Rarest Gemstones
Founded by Anthony Aziz, a luminary in the gemstone industry, SICO International has cultivated a reputation for integrity, quality and exceptional service. Anthony's profound knowledge, now shared with his two sons, ensures that our clients continue to receive personalised and expert guidance in their quest for the perfect gemstone.
A Curated Collection of Rare Gemstones
Our collection boasts an array of rare and certified gemstones:
Rubies: Sourced from Mozambique and Burma, including extraordinary natural unheated stones.
Sapphires: Originating from Sri Lanka, Madagascar, and Burma, available in a spectrum of colors and sizes up to 20 carats.
Diamonds: Through our connections with leading diamond houses in New York and India, we offer a selection of exceptional diamonds to complement our colored gemstones.
Each gemstone is accompanied by certifications from world-renowned laboratories such as GRS, Gubelin, SSEF, or C.Dunaigre, ensuring authenticity and quality.
Global Reach with Local Expertise
With buying offices in Colombo (Sri Lanka) and Chantaburi (Thailand), we maintain direct access to the world's most coveted gemstone sources. Our strategic location in London allows us to serve clients across the UK and internationally, providing bespoke gemstone solutions tailored to individual preferences.
Experience the SICO International Difference
At SICO International, we are more than just gemstone suppliers; we are custodians of beauty, rarity, and craftsmanship. Whether you are a collector, jeweler, or enthusiast, our team is dedicated to helping you find a gemstone that resonates with your vision and values.
Contact Us Today:
📞 +44 (0)20 7831 3650
Discover the unparalleled beauty of rare gemstones with SICO International—where tradition meets excellence.
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