Seiko Cal. 3818 - 545

This Solar model from 1966 features a 39mm Titanium case. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-3714a12a1b66]

Also known as: Tuna, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

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