Seiko Cal. 5657 - 333

This Solar model from 1980 features a 41mm PVD Black case. With its 22mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-5e887195c107]

Also known as: Navigator, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1980

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