Seiko Cal. 5644 - 538

This Automatic model from 1988 features a 39mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-abceb2f6b574]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1988

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