Vintage 1971 Seiko Day-Date Chronograph 21J Automatic Wristwatch Steel 6139-8002 For Sale

Vintage 1971 Seiko Day-Date Chronograph 21J Automatic Wristwatch Steel 6139-8002 Product Description

• Item: Wristwatch

• Brand: Seiko

• Model: Day-Date Chronograph

• Reference: 6139-8002

• Year: 1971

• Movement: Automatic

• Jewels: 21

• Caliber: 6139B

• Case Material: Stainless Steel

• Band Material: Leather

• Country: Swiss

• Gender: Men's

Product Measurements

• Diameter: 37mm

• Lug Width: 19mm

• Lug to Lug: 43mm

• Thickness: 16mm

Product Condition

• Overall Condition: Good, overall condition

• Functions: Running, but may be in need of service. This means, it can run unreliably, start or stop and timekeeping is not guaranteed

• Case: Shows scratches.

• Bezel: It has hairline scratches.

• Crystal: Shows hairline scratches.

• Crown: Shows desk marks.

• Hands: The hour hand is discolored. The minute hand is Data: Minus 89 Seconds/day, 119 Amp, 1.8 BE
• Complications: Chronograph and Day-Date.30-Minute Information: The Seiko 6139-8002 is a vintage Japanese automatic chronograph powered by the iconic Seiko Caliber 6139B movement. Produced in the early 1970s, it is celebrated as one of the pioneering automatic chronographs, featuring a robust design, day/date function, and Seiko’s innovative chronograph technology.

Seiko: A beloved brand among collectors, Seiko has long been known for offering exceptional watches at accessible prices. Founded in 1881, the Japanese brand earned worldwide recognition for its divers, sports chronographs, and industry-leading quartz technology. With a lineup that includes historically significant and technically innovative pieces, Seiko remains one of the most widely collected and respected watch brands across all price points.