Seiko Cal. 0781 - 338

This Spring Drive model from 1977 features a 39mm Titanium case. With its 22mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-433e96d15bca]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1977

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