Seiko Cal. 4528 - 415

The Seiko 4528-415 represents an important milestone in Seiko's 1984 lineup. Powered by the 4528 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-3989fd5075c8]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1984

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