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The Art of Rarity: SICO International’s Expertise in Sourcing Exceptional Rare Gemstones

A vibrant, faceted, pear-shaped pink ruby gemstone with intricate cuts, set against a plain white background, reflecting light elegantly.
SICO International London - A Legacy of Excellence in Rubies and Sapphires

For over 26 years, SICO International has been at the forefront of the global gemstone industry, specialising in sourcing the finest and rarest rubies, sapphires and other precious stones. Located in London’s iconic Hatton Garden, we cater to a discerning international clientele, offering unparalleled quality and expertise in the world of natural coloured gemstones.


Unrivalled Expertise in Rare Gemstones


At SICO International, our commitment to excellence is reflected in our global reach and meticulous sourcing process. With dedicated buying offices in Colombo, Sri Lanka, and Chantaburi, Thailand, two of the world's most renowned hubs for fine gemstones, we have direct access to the most sought-after natural treasures. Our strong presence in these regions enables us to procure stones of exceptional quality, ensuring that every gemstone meets the highest industry standards.


A Legacy of Excellence in Rubies and Sapphires and other Rare Gemstones


As specialists in rubies, sapphires and rare gemstone we understand the nuances that define truly exceptional stones. Our inventory includes:


Rubies – The fiery brilliance of Burmese and Sri Lankan rubies remains unmatched. Each piece in our collection boasts vivid hues, excellent clarity, and a rich historical significance.


Sapphires – Whether it’s the deep blues of Sri Lanka and Madagascar sapphires or the rare pink varieties, we curate only the most exquisite specimens.


Beyond these, we also offer a selection of diamonds and other rare gemstones, available upon request to meet the unique needs of our clients.


Heart-shaped blue sapphire gemstone with intricate facets, displaying a vivid blue color on a white background. Elegant and captivating.
A Heart-shaped Blue Sapphire Supplied by SICO International, Hatton Garden, London UK

Why Choose SICO International for your Rare Gemstones?

  1. Global Sourcing Network – Our direct presence in key gemstone-producing regions ensures that we acquire only the highest-quality stones at competitive prices.

  2. Industry Expertise – With three decades of experience, we provide expert advice to collectors, jewellers and investors looking for truly rare and valuable pieces.

  3. Uncompromising Quality – Each gemstone undergoes rigorous assessment for authenticity, brilliance and rarity, guaranteeing a selection of only the most exquisite stones.

  4. Tailored Service – Whether you are seeking a unique investment piece or a centre stone for a bespoke jewellery creation, we offer personalised consultations to guide you to the perfect gemstone.


The Timeless Allure of Natural Gemstones

Natural coloured gemstones have long been revered for their beauty, rarity and investment value. As demand for ethical and high-quality stones grows, SICO International remains committed to sourcing gems that embody both artistry and authenticity. Each stone tells a story, a journey from the earth’s depths to becoming a treasured heirloom.


For those who appreciate the finest gemstones, SICO International is your trusted source for rare and exquisite stones. Visit our Hatton Garden showroom or contact us to explore our collection and discover the perfect gemstone that meets your vision and aspirations.


Experience the world of rare gemstones with SICO International—where excellence, rarity and beauty converge!

 
 
 

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