Thank you for visiting. All items are 100% authentic. Immediate purchase welcome. Please check our high-demand brand lineup! We are members of the Japan Anti-Counterfeiting Association (AACD) and purchase items from pawn shops and antique markets. In the unlikely event that an item is found to be counterfeit, we offer a full refund, so please purchase with confidence. 【Product Specifications】 Brand: G-SHOCK G-Shock CASIO Model Number: G8100-1JF Body Color: Black Dial Color: Black Belt Color: Black Movement: Quartz Case Size: 40mm Wrist Size: Up to 22cm Lug Width: 21-25mm Material: SS, Resin Band Water Resistance: 200m Accessories: None Weight: 60g Additional Information: New battery installed (replaced September 24, 2025) 【Product Overview】 Watch Digital Watch watch Inverted LCD y2k 00s Limited Edition Rare Hard to Find Discontinued Working New battery replaced (September 24, 2025) 【Product Condition Rank】 C~B Rank S: New, like new. A: Almost new, used a few times. B: Some dirt and minor scratches, but relatively beautiful. C: Scratches and dirt, in a general used condition. D: Heavy scratches and dirt, but usable. E: Junk item, unusable. Please refer to the product photos for detailed condition. ※ (Cleaning + Washing) Maintenance completed. You can use it immediately! ※ We have only confirmed the timekeeping function, so we cannot guarantee accuracy. Please have the watch overhauled at your own expense if necessary. 【Other】 No smokers or pets. After confirming payment, we will ship within 1-2 days with simple packaging. We have many other items for sale, so please take a look! ↓ #STORE_iroha We also accept price negotiations and questions, so please feel free to contact us!