Seiko Cal. 3878 - 585

This Automatic model from 1981 features a 37mm Two-Tone case. With its 22mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-80480611b373]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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