Seiko Cal. 4430 - 594

This Automatic model from 1970 features a 45mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-c074e33a3ec5]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1970

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