Seiko Cal. 5240 - 500

The Seiko 5240-500 represents an important milestone in Seiko's 1975 lineup. Powered by the 5240 caliber with 22j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-f7ae6eab9bc7]

Also known as: Silverwave, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1975

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