Seiko Cal. 4423 - 858

This Automatic model from 1977 features a 41mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-d4094ac47aa1]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1977

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