Seiko Cal. 5659 - 389

This Solar model from 1969 features a 37mm Titanium case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-269cd7052eb4]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1969

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