Seiko Cal. 4531 - 901

The Seiko 4531-901 represents an important milestone in Seiko's 1976 lineup. Powered by the 4531 caliber with 17j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-635e3ac921b2]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1976

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