Seiko Cal. 4571 - 878

The Seiko 4571-878 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-0ab980aa032f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1965

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