Seiko Cal. 5641 - 819

The 5641-819 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-08021c7a1ed9]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1979

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