Approximately 2.5cm I hope you can use this for the upcoming season, such as Christmas, year-end and New Year holidays, graduation ceremonies, entrance ceremonies, school events, dates, weddings, after-parties, thank-you parties, and theater visits♪ Case: None The product will be disinfected and wrapped in cushioning material before shipping. We will pack it carefully! Please send a brief greeting in a message after purchase. Silent transactions make me uneasy and feel unpleasant. ☑︎ Please be sure to read the product description and profile. If you ask about something that is already written, I will delete the comment and ignore it. ☑︎ To prevent trouble, Please comment before purchasing if you have any concerns. ☑︎ No likes from those who are not interested in purchasing. ☑︎ Those who do not understand used items, Those who are nervous or seek perfection, Please refrain from purchasing. ☑︎ Please refrain from excessive price reductions, as they make me feel unpleasant. ☑︎ Returns and exchanges are not accepted. HARIO agete agete Citrine Peridot Amethyst Sapphire Color Sapphire k10 k18 Ahkah Ahkah H.P. France ete ete Yellow Gold For those who like these brands, etc.