This is a CASIO G-SHOCK radio-controlled solar-powered model. It features Tough Solar and Multi Band 6, making it a convenient watch that doesn't require time adjustments or battery changes. 【Product Information】 ・Brand: CASIO ・Series: G-SHOCK ・Model Number: GAW-100 (series) ・Functions: Tough Solar / Radio reception (MULTI BAND 6) ・Color: Black x Blue ・Water Resistance: 20 ATM water resistance 【Condition】 ・Operation confirmed ・Scratches and minor imperfections from normal use (see photos) ・No noticeable scratches on the glass surface It has been stored in its box. Please purchase only if you understand that this is a used item. Instant purchase is welcome.