This is the "TRN-50-2AJR," a commemorative reissue model celebrating the 50th anniversary of the CASIOTRON. This is an extremely rare model, with a worldwide limited edition of 4,000 units, and the serial number is engraved on the case back. I am listing this item due to collection consolidation. *Please note that returns will not be accepted to prevent fraudulent exchanges. [Product Condition] - The case and band have minor scratches from normal use. - There are very small pinpoint scratches on the glass surface. (I believe they are at a level that is difficult to notice unless you look very closely, but please check the condition in the photos.) [Main Specifications] - Faithful reissue of the first-generation CASIOTRON with the latest technology (Tough Solar, Multi-Band 6). - Smartphone link function. - 5 ATM water resistance / Stainless steel case and band. [Accessories] - Watch body - Extra links - 50th Anniversary Special Box (inner and outer boxes) - Instruction manual - Warranty card (domestic genuine product) - Commemorative special pouch Accessories: Box, Warranty Card, Booklet Operation: Good