Seiko Cal. 4438 - 307

This Solar model from 1975 features a 40mm Titanium case. With its 19mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-df62c0f369f9]

Also known as: Samurai, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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