Seiko Cal. 4420 - 658

This Solar model from 1968 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-23ee7f585a90]

Also known as: UFO, Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1968

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