Seiko Cal. 4540 - 483

The Seiko 4540-483 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-1b588fdd18c4]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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