Seiko Cal. 5690 - 550

This Solar model from 1985 features a 44mm Stainless Steel case. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-a7551925e701]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1985

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