Seiko Cal. 5654 - 671

This Spring Drive model from 1976 features a 46mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-dbd47038cf6c]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1976

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