Seiko Cal. 4581 - 378

This Solar model from 1981 features a 46mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-f80928298a7b]

Also known as: Navigator, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1981

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