[Introduction] This is a TAG Heuer Formula 1 Professional wristwatch, reference 370.513. It features a stainless steel case paired with a blue unidirectional rotating bezel, a blue dial with luminous hour markers, and a date display at 3 o’clock. The watch is fitted with an original TAG Heuer black rubber strap and is rated for professional use up to 200 meters. [Historical & Collector Value] The TAG Heuer Formula 1 Professional series is closely associated with the brand’s motorsport identity during the late 1980s and 1990s. Designed as a robust, accessible sports watch, the Formula 1 line became one of TAG Heuer’s most recognizable collections. Reference 370.513 is valued by collectors for its classic color scheme, compact case design, and period-correct quartz movement, making it a representative example of early TAG Heuer Formula 1 models. Specifications ◇ Brand: TAG Heuer ◇ Model: Formula 1 Professional ◇ Reference Number: 370.513 ◇ Movement: Quartz ◇ Case Material: Stainless steel ◇ Bezel: Blue unidirectional rotating bezel ◇ Dial: Blue ◇ Crystal: Sapphire crystal ◇ Water Resistance: 200 meters ◇ Strap: Black rubber strap with TAG Heuer logo ◇ Clasp: Pin buckle ◇ Wrist Size: Approx. 18 cm ・Condition The watch shows signs of normal use and age, including surface wear on the case and bezel. The bezel numerals and markers show visible wear consistent with use. The dial, hands, and indices remain legible. The rubber strap shows signs of wear consistent with age. Please refer to the photos for a detailed assessment of condition. ・Service History Operational checks have been performed and the watch is functioning at the time of listing. No service records are available. Future maintenance may be required depending on usage and buyer standards. As this is a quartz watch, battery replacement may be required depending on storage time and usage. ・Shipping & Customs The watch ships from Japan and will be carefully packed to ensure safe delivery. International shipping is available. Any customs duties, import taxes, or related charges are the responsibility of the buyer.