Brand: Casio Model: G-SHOCK CasiOak Solar Bluetooth Reference: GBM-2100 Gender: Men Period: Modern Movement: Tough Solar (solar-powered quartz) with Bluetooth connectivity Case: Stainless steel and resin case with octagonal bezel design Bracelet: Black resin strap Dial: Gold-tone dial with analog-digital display layout Accessories: Original box and instruction manual Description: The Casio G-SHOCK GBM-2100 belongs to the popular “CasiOak” series, recognized for its distinctive octagonal bezel inspired by the original DW-5000 design. This modern interpretation combines the classic G-SHOCK toughness with refined metal construction and contemporary functionality. This model features a striking gold-tone dial paired with a black resin strap and a stainless steel bezel structure, creating a strong contrast that enhances its sporty yet premium appearance. The analog-digital layout ensures excellent readability while maintaining the characteristic G-SHOCK design identity. Equipped with Tough Solar technology and Bluetooth connectivity, the watch offers reliable solar-powered operation and convenient smartphone linkage for automatic time adjustment and additional functions. The watch comes with its original box and instruction manual. Modern watches may show minor handling marks from storage or inspection. Water resistance is designed for everyday use according to manufacturer specifications. Battery replacement is not required due to solar charging functionality. • Case width: 44 mm • Wrist size: approximately 12–22 cm Condition: Seller's internal condition grade: AA AA: Very clean condition with minimal signs of use The watch is running at the time of inspection. Long-term accuracy has not been tested. Calendar and additional functions operate normally if present. No maintenance history is provided unless stated. Authentic item sourced from Japanese professional reuse market. Returns accepted only if the item differs from description. Shipping & Customs: Shipped from Japan by FedEx or EMS with full tracking and insurance. Dispatched within 1 business day after payment is received. Import duties, taxes, and customs clearance procedures are the responsibility of the buyer according to the regulations of the destination country. The recipient may be required to contact the shipping carrier to complete customs procedures. The item will be carefully packed with protective materials to ensure safe international delivery. Internal Condition Rank Guide: SA = Like new AA = Very clean, minimal signs of use A = Good condition with light signs of use AB = Noticeable signs of use B = Heavily used Seller memo: Internal control number AR-0324A030-P32