Seiko Cal. 5642 - 758

This Automatic model from 1970 features a 44mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-cd30d548b39a]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1970

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