- Material: Platinum 900 - Stone Type: Diamond - 1 carat - Engraving: Pt900 - Size: 11.5 Thank you for viewing. I purchased this here, but the size didn't fit, so I've kept it stored away. The diamond sparkles beautifully. ● No price reduction. ● I will not respond to price reduction comments. ● I am an amateur, so I will not be able to answer questions about the quality of the diamond, etc. ● I will not provide additional photos. ● No returns or complaints will be accepted after purchase. Please purchase only if you understand and agree to these terms.