Seiko Cal. 5685 - 737

The Seiko 5685-737 represents an important milestone in Seiko's 1980 lineup. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-0cc1e514cb09]

Also known as: Sumo, Shogun

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1980

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