Seiko Cal. 6641 - 273

This Solar model from 1977 features a 39mm Titanium case. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-af5adcf98701]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1977

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