Seiko Cal. 4540 - 558

The Seiko 4540-558 represents an important milestone in Seiko's 1976 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-70bca471ab76]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1976

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