Seiko Cal. 7131 - 454

This Solar model from 1978 features a 45mm Titanium case. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-b3d7b7db9b47]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1978

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