Seiko Cal. 4578 - 878

The Seiko 4578-878 represents an important milestone in Seiko's 1965 lineup. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-ea41b5dc1c3f]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1965

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