Seiko Cal. 7189 - 228

The Seiko 7189-228 represents an important milestone in Seiko's 1983 lineup. Powered by the 7189 caliber with 18j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-3bc6c1d13430]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1983

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