Seiko Cal. 3855 - 284

This Solar model from 1974 features a 37mm PVD Black case. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-936ca6943a99]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1974

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