Seiko Cal. 4591 - 529

This Spring Drive model from 1999 features a 40mm PVD Black case. With its 21mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-7fb8891608d7]

Also known as: Helmet, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1999

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