Seiko Cal. 5616 - 520

This Solar model from 1975 features a 39mm Hardlex-Coated Steel case. It features a Cream dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-659ec3192f46]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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