Seiko Cal. 6240 - 542

The Seiko 6240-542 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-251e13750de4]

Also known as: Crown, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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