Seiko Cal. 4521 - 353

This Kinetic model from 1992 features a 34mm Hardlex-Coated Steel case. Powered by the 4521 caliber with 24j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-a524444295ea]

Also known as: Helmet, Rally

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1992

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