Seiko Cal. 5691 - 518

This Solar model from 1987 features a 43mm Stainless Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-584afd252cb0]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1987

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