Seiko Cal. 4540 - 482

The Seiko 4540-482 represents an important milestone in Seiko's 1982 lineup. Powered by the 4540 caliber with 31j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-bbf90b04ecce]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1982

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