Seiko Cal. 5631 - 848

This Solar model from 1972 features a 35mm Titanium case. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-6a2bc5ac30e8]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1972

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