Seiko Cal. 5645 - 355

This Solar model from 1968 features a 35mm Gold-Plated case. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-1d8c77e2184f]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1968

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