Seiko Cal. 4558 - 399

The Seiko 4558-399 represents an important milestone in Seiko's 1986 lineup. Powered by the 4558 caliber with 23j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-ee5190ea31f7]

Also known as: Bellmatic, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1986

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