Seiko Cal. 5656 - 643

This Automatic model from 1989 features a 37mm Stainless Steel case. With its 22mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-f22626c345f0]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1989

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