Seiko Vintage Automatic Chronograph Ref. 6139-8002 1970s

Seiko Vintage Automatic Chronograph Ref. 6139-8002 1970s

Very nice clean example of the early 70's 6139 8002

Blue dial has some crazing ...see pics, you will need young eyes or a loupe to see it.

Hour and minute hands possibly relumed, seconds and sub are fine.Crappy aftermarket bracele.

IT HAS THE WRONG CASEBACK.....I probably stuffed up and got them swapped....currently trying to locate !!

The Seiko 6139-8002 is a highly collectible vintage automatic chronograph produced primarily in the early 1970s. It is powered by the historic Calibre 6139—famous for being one of the world's very first automatic chronograph movements, featuring a sophisticated column wheel and vertical clutch system.

Key Specifications & Design

Case Size: 40mm to 41mm diameter, featuring a distinct, chunky tonneau-shaped stainless steel case with hidden lugs.

Movement: Seiko Calibre 6139 (typically the 6139B variant), beating at 21,600 A/h with a 45-hour power reserve.

Dial Variations: Found in matte black, dark charcoal grey sunburst, and deep powder blue. They feature a single 30-minute sub-dial at the 6 o'clock position, a distinctive orange or red 1/5th-second outer track, and bright yellow or orange chronograph hands.

Crystal: Seiko's proprietary Hardlex mineral glass.

Calendar: Day/Date window at 3 o'clock, with a quick-set function operated by pushing the crown inward.

Original Bracelet: Often came equipped with a unique, retro "razor blade" style link bracelet.