Seiko Cal. 3864 - 632

The Seiko 3864-632 represents an important milestone in Seiko's 1983 lineup. With its 20mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-9293ec17c6ff]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1983

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