Seiko Cal. 6139 - 797

The 6139-797 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-ffce50dcc7da]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1974

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