SKS Gems Company Limited is a Hong Kong specialist in precious coloured gemstones — offering exceptional rubies and blue sapphires to jewellers, collectors, and trade buyers worldwide.
Founded in 2013 and headquartered in the prestigious gem district of Tsim Sha Tsui, Kowloon, SKS Gems Company Limited has built a distinguished reputation in the world of precious coloured gemstones over more than a decade.
We source, curate, and supply rubies and blue sapphires of exceptional quality to jewellers, collectors, and trade clients across Asia and internationally. Each stone is personally evaluated for colour, clarity, cut, and provenance.
We are proud members of two of the most respected industry associations in the world, and our gemstones are certified by leading gemmological laboratories.
The most prized of all coloured gemstones. Our rubies originate from Mozambique's legendary deposits — vivid, saturated, and radiant with inner fire.
Enquire About Rubies
The stone of wisdom and nobility. Our blue sapphires are sourced from Sri Lanka — hand-selected for saturated royal blue and outstanding brilliance.
Enquire About SapphiresSKS Gems is committed to responsible and transparent sourcing. Our rubies are acquired from world-leading ethical mining partners, and our sapphires are selected from premier producing regions with full disclosure of origin and treatment.
Our rubies are sourced through Gemfields — the world's leading responsible ruby miner at the Montepuez deposit in Mozambique — and FURA Gems. Both operate with full chain-of-custody traceability and independent auditing.
Our blue sapphires are hand-selected from Sri Lanka — historically known as Ceylon and the world's most celebrated source of blue sapphires. Each stone is evaluated personally for colour, tone, clarity, and cut.
Every gemstone we supply is available with certification from internationally recognised gemmological laboratories, providing full transparency on origin, treatment, and quality.
Every gemstone is personally graded for colour, clarity, cut and carat weight. Only stones meeting our strict standards are offered.
Over a decade of specialist expertise sourcing precious coloured gemstones for jewellers, collectors, and trade buyers across Asia.
Stones certified by GRS, SSEF, Gübelin and Bellerophon Gemlab with complete origin and treatment disclosure.
Member of both the Hong Kong Gemstone Manufacturers' Association and the International Colored Gemstone Association.
Full disclosure of country of origin — Mozambique rubies, Ceylon sapphires.
Full transparency on treatments — heat, no heat, or minor enhancement.
Reports from GRS, SSEF, Gübelin or Bellerophon available for all stones.
All shipments are handled exclusively by specialist secure logistics providers with proven expertise in precious gemstone and jewellery transport worldwide.
Global specialist in diamonds, jewellery and gemstone logistics. Vaulting facility in Hong Kong.
Established 1959 — specialised shipping and integrated logistics for jewellery and precious goods worldwide.
Whether you are a jeweller, private collector, or trade buyer, our team is ready to assist. Private viewings in Hong Kong available by appointment.
11/F Block B, On Luen Building
7–15 Kimberley Street
Tsim Sha Tsui, Kowloon, Hong Kong
HKGMA — Hong Kong Gemstone Manufacturers' Association
ICA — International Colored Gemstone Association
