Seiko Cal. 3877 - 603

This Hand-Winding model from 1972 features a 34mm Titanium case. With its 22mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-8f84125a945d]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1972

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