Seiko Cal. 5644 - 934

This Automatic model from 1973 features a 44mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-46472667317e]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1973

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