Seiko Cal. 5642 - 801

The Seiko 5642-801 represents an important milestone in Seiko's 1989 lineup. Powered by the 5642 caliber with 30j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-09e5e251a4ca]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1989

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