Seiko Cal. 6660 - 539

This Solar model from 1966 features a 38mm Titanium case. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-9f8a989d8063]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1966

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