Seiko Cal. 5656 - 187

This Solar model from 1966 features a 35mm Gold-Plated case. With its 22mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-8fda7ad36e7d]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

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