Thank you for viewing. This is the CASIO 50th Anniversary Commemorative Model "GMC-B2100ZE-1AJR". This model is a special edition released to commemorate CASIO's 50th anniversary. The base model is the popular G-SHOCK "2100 series," a metal-covered model equipped with Bluetooth connectivity. I will sell it to someone who will cherish it. The item has only been worn once. It comes with extra links for size adjustment, so please have it adjusted at your nearest watch store when you use it. GMC-B2100ZE-1AJR CASIO 50th Anniversary Limited Model Retail Price: ¥121,000 (tax included) Comes with a dedicated box, product tag, instruction manual, and warranty. *Although the item is in very good condition, there may be slight scratches from the time of shipment, so please refrain from purchasing if you are looking for a perfect item or are very sensitive to such details. ・Design/Specifications Carbon Core Guard Structure Bluetooth® Smartphone Link Function Tough Solar (solar charging system) 20-bar water resistance Case Material: Carbon / Stainless Steel Case Size: Approx. 49.8 × 44.4 × 12.8 mm Functions: World Time / Stopwatch / Timer / Alarm / Full Auto Calendar / LED Light #CASIO #Casio #gshock #g-shock #watch