Seiko Cal. 3816 - 855

This Solar model from 1975 features a 37mm Stainless Steel case. With its 22mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-bde89fa205ee]

Also known as: Bullhead, World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1975

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