Seiko Cal. 3889 - 605

This Hand-Winding model from 1978 features a 42mm Titanium case. Powered by the 3889 caliber with 29j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-f76e6b1f8309]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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