Seiko Cal. 4591 - 648

The Seiko 4591-648 represents an important milestone in Seiko's 1973 lineup. Powered by the 4591 caliber with 22j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-985721736054]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1973

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