Seiko Cal. 4423 - 250

This Solar model from 1965 features a 41mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-4e3d3fb0e358]

Also known as: Monster, Shogun

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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