Seiko Cal. 3865 - 522

The Seiko 3865-522 represents an important milestone in Seiko's 1979 lineup. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-f6ecbbbbf0bf]

Also known as: UFO, Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1979

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