Seiko Cal. 5685 - 858

This Hand-Winding model from 1979 features a 40mm Titanium case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-23ef3ac9e810]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1979

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