Seiko Cal. 4565 - 991

The Seiko 4565-991 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-022ca6d50437]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1971

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