Sapphire
Fine Sapphire gemstones selected for colour, crystal, and provenance.
Ceylon Gems London
Exceptional Gemstones. Generations of Expertise.
Curated coloured gemstones from Sri Lanka for collectors, designers, and private clients. Viewings by appointment at the London Diamond Bourse, Hatton Garden.
Gemmological expertise
Selected with deep knowledge of coloured stone quality and origin.
Transparent enhancement disclosure
Treatment status is stated clearly on every listing.
Laboratory reports available
Independent reports available for selected stones on request.
Private Hatton Garden viewings
Appointments at the London Diamond Bourse, by arrangement.
Main stone certifications
Independent laboratory reports available for selected gemstones, including leading coloured-stone laboratories.
Our Collection
Shop by Category
Sapphire, ruby, emerald, spinel and rare stones — selected for colour, cut and character.
Ruby
Fine Ruby gemstones selected for colour, crystal, and provenance.
Emerald
Fine Emerald gemstones selected for colour, crystal, and provenance.
Spinel
Fine Spinel gemstones selected for colour, crystal, and provenance.
Alexandrite
Fine Alexandrite gemstones selected for colour, crystal, and provenance.
Tourmaline
Fine Tourmaline gemstones selected for colour, crystal, and provenance.
Curated
Featured Gemstones
CGL-SAMPLE-001
Ceylon Cornflower Blue Sapphire
3.120 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-002
Royal Blue Sapphire
4.580 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-004
Burmese Pigeon Blood Ruby
1.870 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-006
Colombian Emerald
1.650 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-008
Mahenge Spinel
1.920 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-009
Alexandrite Colour-Change
1.240 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-012
Rare Colour-Change Garnet
2.150 ctPrice on request
Sample listing for demonstration. Price on request.
Recently added
New Arrivals
CGL-SAMPLE-012
Rare Colour-Change Garnet
2.150 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-010
Paraíba Tourmaline
1.080 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-007
Ceylon Pink Spinel
2.780 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-005
Mozambique Ruby
2.410 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-003
Pink Sapphire
2.040 ctPrice on request
Sample listing for demonstration. Price on request.
CGL-SAMPLE-001
Ceylon Cornflower Blue Sapphire
3.120 ctPrice on request
Sample listing for demonstration. Price on request.
Heritage
From Sri Lanka to Hatton Garden
Our expertise spans generations of coloured gemstone trade — from Sri Lankan origins to a London presence established in Hatton Garden in 1998. Today we welcome clients by private appointment at the London Diamond Bourse.
Discover our storyA considered approach
Exceptional gemstones deserve time, transparency, and personal attention — never pressure.
The House
A Legacy Born in the Gem Fields of Sri Lanka
Based in Hatton Garden with over 20 years in the international gemstone trade — family heritage from Sri Lanka, serving clients worldwide.
Since 1998, Ceylon Gems has bridged Sri Lanka's rich gemstone heritage with the international market — serving collectors, luxury brands, and private clients who value authenticity, transparency, and the story behind each stone.
Read about usJournal
Notes from the House
Craft13 Jul 20268 min readSuper Admin
Sri Lanka Sapphire Mining & Gem Cutting
From Ratnapura gem gravel pits to the faceting wheel — how Ceylon sapphires are mined, sorted, and cut.
- Sapphire
- Origin
- Mining
Provenance12 Jul 20268 min readSuper Admin
Padparadscha Sapphire: Defining a Contested Colour Term
The padparadscha designation requires a subtle pink-orange balance — laboratory standards differ and buyer diligence is essential.
- Sapphire
Education11 Jul 20265 min readSuper Admin
How to Read a Coloured Stone Laboratory Report
GIA, Gübelin, SSEF, and Lotus each use consistent conventions — learn what identification, enhancement, and origin sections mean.
- Laboratory Reports
Private consultation
Arrange a viewing in Hatton Garden
See selected gemstones in person at the London Diamond Bourse. Appointments are confirmed personally.
Book appointment