Seiko Cal. 5640 - 575

This Automatic model from 1968 features a 35mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-4adb15470dd3]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1968

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