These are pt900 earrings. They have been worn a few times and are in beautiful condition. The original silicone catches were included, but I will also include stainless steel, hypoallergenic, secure earring catches (similar to the type included with Van Cleef & Arpels earrings, worth about 1000 yen). Material: pt900 (marked on the post) Width: Approximately 5mm Earring post: 0.9mm wide x 10mm long Retail price: ¥13750 Accessories: Stainless steel catches, silicone catches The case is not included in the sale. k18 wg yg Shape... Catch/Stud Scratches/Discoloration... None