Seiko Cal. 4539 - 887

The 4539-887 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4539 caliber with 28j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-77ffb9dc3e73]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1984

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