Seiko Cal. 3889 - 144

This Hand-Winding model from 1977 features a 42mm Two-Tone case. Powered by the 3889 caliber with 18j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-30af513bf160]

Also known as: Shogun, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1977

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