Thank you for viewing. This is a vintage digital wristwatch from CASIO Baby-G, model BG-1100. It's a model with a retro square design and a tough construction. 【Thorough Maintenance and Product Condition】 This product has undergone the following maintenance to ensure it can be used with peace of mind for a long time. Battery Replacement: The battery was replaced with a new one in December 2025. There are no problems with the functions, such as digital display, EL backlight, button operation, and alarm. Waterproof and Dustproof Measures: When the battery was replaced, waterproof silicone grease was applied to the rubber packing (O-ring) on the back cover to enhance the sealing. Cleaning: The entire watch has been carefully cleaned and disinfected with alcohol. 【Appearance Condition (Please be sure to check)】 Due to being a vintage item, there is overall wear and tear. Crystal (Glass surface): There are multiple fine scratches due to use. Bezel and Belt: **Scratches and wear (signs of use)** are visible overall on the resin parts. Please check the photos carefully and consider this as the vintage feel of the item. Recommended for those who prioritize practicality. 【Details】 Brand: CASIO / Casio (Baby-G) Model Number: BG-1100 Main Functions: Waterproof, EL Backlight, Stopwatch, Alarm Accessories: None (Watch only) 【About Transactions】 Authenticity Guarantee: If it is determined to be a counterfeit or imitation product, we will accept returns and provide a full refund. Please rest assured. Price Negotiation: Price negotiations are also possible. Please feel free to let us know your desired price in the comments section. 【For International Buyers】 This product can be purchased from overseas by using purchasing agent services such as Buyee, ZenMarket, and From Japan. Thank you for your consideration. 【Suggested Hashtags】 #CASIO #Casio #BabyG #BG1100 #GSHOCK #VintageWatch #DigitalWatch #BatteryReplaced #Maintained #PriceNegotiable #Buyee