Seiko Cal. 4423 - 550

This Solar model from 1974 features a 40mm PVD Black case. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-fa33120eb2d7]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1974

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