Seiko Cal. 6640 - 572

This Automatic model from 1985 features a 45mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-e909d87edca6]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1985

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