Seiko Cal. 3881 - 425

This Kinetic model from 1967 features a 36mm Stainless Steel case. Powered by the 3881 caliber with 23j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-70b74e9a8e6f]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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