Seiko Cal. 5634 - 448

This Automatic model from 1976 features a 43mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-4bd1338a5509]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1976

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