Seiko Cal. 3865 - 377

The Seiko 3865-377 represents an important milestone in Seiko's 1982 lineup. With its 21mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-4dd067022ee0]

Also known as: Rally, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1982

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