The Gift Guide
Latest Finds
What's Hot
Expert Picks
The Archive
Sale
Eras
Collections
Contact
Book Appointment
Experts since 1975Read Our Story
UK / £
Your Shopping Bag is empty
Free Worldwide Delivery
One of the most valuable gemstones on earth. From the corundum family, the red variety being ruby and the blue, sapphire. With the exception of the diamond, corundum is the hardest of the gemstones on the Mohs scale scoring a 9.
Back to Glossary
Diamond Engagement Rings
Sapphire Engagement Rings
Emerald Engagement Rings
Ruby Engagement Rings
Rings
Earrings
Necklaces
Brooches
Bracelets & Bangles
Cufflinks
Pendants
Chains
Tie Pins
Lockets
Charms
Signet Rings
Seals
Curiosities
USA / $
AU / $
View All
Diamond
Sapphire
Emerald
Ruby
