◻︎ Purchased used over 10 years ago ◻︎ Frequency of use: several dozen times, very low ◻︎ August 2025: Inspected and cleaned at a jewelry store. The clasp (k18) was replaced with a new one. ◻︎ Photo 3: A hole was drilled directly into the diamond, and a jump ring was used to connect it to the chain. ◻︎ Materials: ・k18 (k18 hallmark on the clasp, 750 hallmark on the plate) ・Natural diamond, brown tint (weight/0.37ct) ◻︎ Total length: approximately 42cm