Demantoid Gemstones

Demantoid gemstone is the rarest garnet variety, possessing fire that surpasses even diamond. Sourced chiefly from Russia and Namibia, this vivid green gem is a true collector’s treasure. Our gemologists hand-pick only certified, ethically sourced demantoids of collector grade — ensuring your bespoke engagement ring features a genuinely exceptional stone that very few jewellers in the UK can offer.