Seiko Cal. 6160 - 694

This Hand-Winding model from 1977 features a 39mm Two-Tone case. Powered by the 6160 caliber with 34j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-1c1705f11443]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

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