Seiko Cal. 4578 - 421

This Solar model from 1988 features a 41mm Titanium case. Powered by the 4578 caliber with 19j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-9edf7ed9ada8]

Also known as: Emperor, Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1988

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