Classic 5-Ring Cartier Five Ring Yellow, White, and Pink Gold Used There are fine scratches and dullness characteristic of gold, so we recommend cleaning by a professional. Size 50 8.7g Serial number: A0553K Warranty included, but the section with the personal name will be blacked out, and a copy will be provided. (The warranty was issued by the jewelry store where it was purchased in Aichi Prefecture, not by Cartier.) To prevent substitution, returns due to personal reasons such as a different impression are not accepted. Please purchase only if you agree to the above. #Trinity