Seiko Cal. 5697 - 791

The Seiko 5697-791 represents an important milestone in Seiko's 1966 lineup. Powered by the 5697 caliber with 18j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-81026efa9fcd]

Also known as: Helmet, Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1966

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