818 51007 CASIO G-5600E Structure: Shock-resistant structure (shock resist) Water resistance: 20 ATM water resistance Band: Resin band Material: Resin (case, bezel) I would like to have a pleasant transaction, so thank you. Please note that I may be slow in my responses, and I may not be able to respond to comments, etc., on Saturdays, Sundays, and holidays. Thank you for your understanding. *Cancellations, etc., are not possible after evaluation. Please be sure to check the product you received before evaluating, and please leave your evaluation. *Shipping is not possible during long holiday periods, so please be aware of this when purchasing. ☆About listings Even if there are many "likes," items that are not selling well will be relisted. Also, please note that I may not be able to respond to comments or questions on Saturdays, Sundays, and holidays. The "Chocoball" and "Tirol Choco" that are reflected in the product photos are for size reference and are not included with the product. ☆About purchases In accordance with Mercari rules, I will transact with the first person to purchase. Also, I cannot accommodate holds to prevent trouble. ☆Price negotiations I will try to accommodate price negotiations as much as possible for items where it is possible. For items where price reductions are not possible, I will put "No price reduction" in the product description, but I apologize if I forget. ☆About packaging I will handle it with care as much as possible. Some of the packing materials used for shipping may be reused materials that can be obtained for free at supermarkets, etc. ☆About cancellations, returns, and claims If there is a mistake on my part, I will do my best to accommodate it, but I cannot accommodate cancellations, etc., due to the buyer's circumstances. #Casio #Wristwatch Operation...Good