Seiko Cal. 5239 - 228

The Seiko 5239-228 represents an important milestone in Seiko's 1982 lineup. Powered by the 5239 caliber with 18j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-bddb53474828]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1982

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