Seiko Cal. 5663 - 792

This Solar model from 1985 features a 40mm Hardlex-Coated Steel case. Powered by the 5663 caliber with 23j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-dd4ec6624f18]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1985

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