Seiko Cal. 4413 - 539

The Seiko 4413-539 represents an important milestone in Seiko's 1979 lineup. Powered by the 4413 caliber with 23j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-20a693404fa2]

Also known as: Arnie, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1979

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