Seiko Cal. 5240 - 579

The Seiko 5240-579 represents an important milestone in Seiko's 1965 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0af839ed9039]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1965

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