Seiko Cal. 6131 - 852

This Hand-Winding model from 1991 features a 46mm Stainless Steel case. Powered by the 6131 caliber with 25j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-3a87bb3ea56c]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1991

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