Seiko Cal. 6156 - 540

This Spring Drive model from 1976 features a 38mm Titanium case. With its 22mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-948303a9fa33]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1976

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