Seiko Cal. 5263 - 631

This Solar model from 1970 features a 39mm Hardlex-Coated Steel case. Powered by the 5263 caliber with 17j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-eff1e4ede36b]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

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