Seiko Cal. 5661 - 259

This Solar model from 1977 features a 37mm Gold-Plated case. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-0929cea10b57]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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