Seiko Cal. 5240 - 524

The Seiko 5240-524 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-9736d9ef0d85]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1966

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