Brand: Casio Model: G-Shock Reference: GBM-2100 Gender: Men's Period: 2020s Movement: Solar radio-controlled quartz Case: Stainless steel Bracelet: Resin strap Dial: Blue analog-digital dial Accessories: Box Description: The Casio G-Shock GBM-2100 series represents the modern evolution of the iconic G-Shock design, combining the brand’s legendary shock-resistant construction with refined materials and advanced timekeeping technology. Inspired by the classic octagonal G-Shock silhouette, the GBM-2100 models blend rugged durability with a contemporary and sophisticated aesthetic. This model features a stainless steel case paired with a comfortable resin strap, offering both durability and lightweight wearability. The octagonal bezel design has become one of the most recognizable shapes within the G-Shock lineup, often nicknamed the “CasiOak” among collectors due to its distinctive form and stylish presence. The dial showcases a striking blue tone with an analog-digital display configuration. This layered dial structure enhances readability while providing multiple practical functions, combining traditional analog hands with digital information displays for versatile timekeeping. Equipped with solar-powered technology, the watch converts light into energy, eliminating the need for frequent battery replacements. In addition, the radio-controlled function automatically synchronizes the time with atomic time signals, ensuring highly accurate timekeeping wherever supported signals are available. The GBM-2100 collection is widely appreciated for its balance between toughness, technology, and modern design. With its distinctive octagonal case, durable construction, and reliable solar radio-controlled movement, this model represents a stylish and highly functional member of the G-Shock family. • Case width: approx. 44 mm • Wrist circumference: approx. 12 – 22 cm Condition: Condition: A The watch shows light signs of use consistent with careful wear and remains well preserved overall. The watch is running at the time of inspection. Long-term accuracy has not been tested. Daily deviation has not been measured. No maintenance history is provided unless stated. Please review all photos carefully as they form part of the description. Function checks are performed manually at the time of inspection only. Performance after delivery cannot be guaranteed. For watches with calendar functions: Only manual date/day advancement via crown has been checked. Automatic date change at midnight has not been confirmed. For radio-controlled or solar watches: Radio signal reception and full charging performance have not been tested. All items are cleaned before listing and ready for use. Vintage watches may show characteristics consistent with age, including minor imperfections. Please understand the nature of vintage timepieces before bidding. Display stands, measuring tools, and photography accessories are not included unless stated. Boxes and accessories are included only if explicitly mentioned. Authentic item sourced from Japanese licensed professional reuse market. In the unlikely event of non-authenticity, a return will be accepted. Shipping & Customs: International shipping via FedEx or EMS with tracking. Dispatched within 1 business day. Fully insured shipment. Import duties, customs fees and local taxes are the buyer’s responsibility and are not included in the item price or shipping cost. Tracking number will be provided. 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-0216A013-M07