Seiko Cal. 5218 - 542

This Solar model from 1966 features a 43mm Hardlex-Coated Steel case. Powered by the 5218 caliber with 26j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-ed788d2df0d5]

Also known as: Sumo, Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1966

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