Seiko Cal. 5634 - 166

This Automatic model from 1977 features a 35mm Hardlex-Coated Steel case. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-841a499a3d30]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1977

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