Seiko Cal. 4427 - 945

This Solar model from 1975 features a 42mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-0c84cf9d9895]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1975

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