~1 ct Mayfair Yellow Sapphire | Round Cut | 6.5 & 7 mm | Gemdrop® Verified
Genuine Mayfair Yellow lab-grown sapphires, precision-cut in two round sizes: 6.5 mm and 7 mm. Crystalline corundum offers brilliant yellow colour, Mohs hardness 9 and durable wear.
Jewellery Applications: solitaire rings, stud earrings, pendants and bespoke fine jewellery.
Scientific Specifications
| Carat Weight | ~1 ct (size dependent) |
|---|---|
| Colour | Mayfair Yellow |
| Gem Type | Lab-Grown Sapphire |
| Material | Corundum (Al₂O₃) |
| Cut Style | Round Cut |
| Dimensions | 6.5 mm; 7 mm |
| Clarity | Loupe Clean |
| Growth Method | Flame Fusion (Verneuil) |
| Hardness | 9 |
What Our Customers Say
“This has been my best purchase to date, it was excellent and off the charts for beauty 😍. As always, well packaged, fast delivery and superior quality 🤩 Thank you ☺️”
— Lisa E., 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® Sapphire.
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.