Full-Size 1987 TAG Heuer Formula 1 Ref. 387.513/1 Diver, w 。tem Description Hello! Thank you for taking the time to view my listing. For sale here is an excellent watch, all the information you need in regards to the watch is listed below. If you have additional question, please feel to reach out. For my repeat customers, you may notice that my description looks a little bit different. I have modified the formatting to make it more simple and concise for my customers. Brand: Tag Heuer Model: Formula 1 Generation 1 Reference/ model number: 387.513 Band reference: N/A Serial number: N/A Circa: These watches were produced from 1987 until 1996, they are very hard to date, but most were made in the early 1990\'s Movement: Swiss made quartz Service/ battery: New battery installed in May of 2026 Functionality: Watch has been tested and is working flawlessly, keeping excellent time Case size: 35mm resin case (please note that this is the men\'s version of the watch, but 35mm in todays standard would be considered a midsize watch; do not expect this to be full size like a modern watch, it is 35mm in size) Lug/ band size: Original 18mm blue plastic/ rubber strap, has been cut, but not to short, and will currently fit a wrist size of 9.25 inches in the last hole Features: White dial, rotating divers bezel, Swiss made quartz movement, luminous hands and hour indicators, water resistant, a push/pull crown, and date indicator Box/ papers: Not included Condition I have updated my rating scale in January of 2025. The new scale that I