Seiko Cal. 4539 - 228

The Seiko 4539-228 represents an important milestone in Seiko's 1994 lineup. Powered by the 4539 caliber with 19j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-352e1b59342c]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1994

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