Seiko Cal. 6697 - 313

The Seiko 6697-313 represents an important milestone in Seiko's 1975 lineup. With its 18mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-fc1a2bb7b9dc]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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