Seiko Cal. 4530 - 531

The Seiko 4530-531 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-388a491eac9d]

Also known as: Sumo, Shogun

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1968

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