This item was purchased about 20 years ago. I believe I bought it for around 150,000 yen at the time. There is no certificate of authenticity. I have only used it a few times. I have cleaned and polished it with a special cleaner, but there are some minor scratches from use, so please check the photos. 【Details】 ・Type of main stone: Diamond ・Carat (weight): 0.1ct ・Shape: Round brilliant cut ・Weight: Approximately 1.9g (some errors may occur) ・Metal type: Pt900 (top), Pt850 (chain) ・Size: Approximately 40cm ・No certificate of authenticity ・No special case or outer box. ・Cleaned ◆Includes shipping ◆Please understand the characteristics of used items before purchasing. Please refrain from purchasing if you are sensitive to this. ◆To prevent replacement, please refrain from canceling after purchase. ※If you have any concerns, please comment before purchasing. Color: Silver系 (Silver-toned) Material: Platinum Decoration: Diamond Scratches/Discoloration: None