<p class="font_8">**Seiko 6139-7002 Racer Vintage Automatic Chronograph Model 6139-6010 Review by A.I. WatchMetrics**

### Watch Summary:
The Seiko 6139-7002 Racer is a vintage automatic chronograph that embodies the spirit of the 1970s with its robust design and historical significance. This watch is classified under the **Sport/Active** style category due to its chronograph functionality and durable build, making it suitable for racing and other active pursuits. The 6139 series is notable for being among the first automatic chronographs ever produced, marking a significant milestone in horological history. This model is intended for collectors and enthusiasts who appreciate vintage timepieces with a rich heritage. The watch features the Seiko Caliber 6139 movement, an automatic chronograph with a power reserve of approximately 45 hours, offering both reliability and a piece of watchmaking history.

### Overall Watch Rating: 7.4/10.0

- **History &amp; Innovation Metric (9.0/10.0)**
The Seiko 6139 series is historically significant as one of the first automatic chronographs, marking a pivotal moment in watchmaking. Its innovative design and functionality during the 1970s set a new standard for chronographs.

- **Movement Metric (8.5/10.0)**
The watch is powered by the Seiko Caliber 6139, an automatic movement known for its reliability and robustness. While not as refined as modern movements, it was groundbreaking at its time for integrating a chronograph function.

- **Rarity Metric (8.0/10.0)**
As a vintage model, the Seiko 6139-7002 is relatively rare, especially in good condition. Its production numbers were significant at the time, but the passage of decades has increased its rarity among collectors.

- **Brand Metric (7.5/10.0)**
Seiko is a well-respected brand known for its innovation and quality, particularly in the realm of affordable and reliable watches. The 6139 series enhances Seiko's reputation for pioneering automatic chronographs.

- **Complications Metric (7.5/10.0)**
The watch features a chronograph complication, which was advanced for its time. While it lacks additional complications, the chronograph function is well-executed and integral to its design.

- **Material Metric (7.0/10.0)**
The watch is constructed with durable materials typical of its era, such as stainless steel. While not luxurious, the materials are appropriate for a vintage sport watch and have stood the test of time.

- **Dials &amp; Design Metric (7.0/10.0)**
The design is classic and functional, with a clear and legible dial. While not groundbreaking, it is a quintessential example of 1970s chronograph aesthetics.

- **Functions Metric (6.5/10.0)**
The watch offers basic functionality with its chronograph feature and automatic movement. It lacks modern enhancements like high water resistance or advanced lume, which limits its score.

- **Versatility Metric (6.0/10.0)**
The Seiko 6139-7002 is primarily suited for casual and sport settings. Its vintage appeal may not fit formal occasions, but it excels in its intended use case as a sport chronograph.

### Celebrity and Historical Figures:
The Seiko 6139 series gained fame when astronaut William Pogue wore a similar model, the 6139-6002, during the Skylab 4 mission in 1973. This association with space exploration adds to the watch's historical allure and desirability among collectors.</p>