1 Carat Space Diamond [Moissanite] | Round Brilliant | VVS1 D | 6.5 mm | Gemdrop® Verified

Precision-cut laboratory-grown moissanite (Silicon carbide (SiC)) in Round Brilliant form at 6.5 mm. High refractive index and dispersion create pronounced brilliance and spectral fire.

Jewellery Applications: solitaire rings, stud earrings, pendant necklaces, bespoke fine jewellery.

Scientific Specifications

What Our Customers Say

“Quite possibly my favourite gem seller. Seller is knowledgeable, fun and kind, and the items are exactly as shown and described, packaged very well, and shipped quickly. Never have any complaints.”

— Beth V., Gemdrop® customer

Scientifically Verified with an Ironclad Lifetime Guarantee

Every Gemdrop® gem is scientifically verified, assigned a unique Gemdrop ID, and permanently documented online.

Protected by our Lifetime Authenticity Guarantee, covering verified material identity.

Discover the Science: Gemdrop® Moissanite.

Fast Worldwide Shipping & 14-Day Returns

Typically dispatched within 0–1 business days. Secure, fully tracked worldwide shipping from the UK.

Shop with confidence: Eligible UK and EU customers have 14 days from delivery to request a return, plus a further 14 days to send it back, subject to our Returns Policy.