Seiko Cal. 4591 - 204

This Hand-Winding model from 1998 features a 37mm Stainless Steel case. Powered by the 4591 caliber with 18j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-a27379487ffb]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1998

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