Seiko Cal. 6642 - 404

This Automatic model from 1974 features a 45mm Stainless Steel case. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-3b07f28df095]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1974

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