This is a platinum ring with a stunning 1.054ct large diamond, boasting an exceptional presence. Diamonds over 1ct are highly valued in the market, making this piece a combination of asset value and glamour. Made with Pt900 material, it has an elegant and sophisticated finish. With a certificate from the Gemological Institute of Japan, you can consider this ring with confidence regarding its quality. Main Stone: Diamond 1.054ct Material: Pt900 (Platinum) Weight: 4.4g Size: #16 Accessories: Certificate of Authenticity (Gemological Institute of Japan) 02160031-02 Thank you for looking.