Seiko Cal. 4591 - 376

The Seiko 4591-376 represents an important milestone in Seiko's 1967 lineup. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-364369992acf]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1967

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