Seiko Cal. 4591 - 202

The Seiko 4591-202 represents an important milestone in Seiko's 1972 lineup. Powered by the 4591 caliber with 36j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-f8fc20be8af7]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1972

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