Seiko Cal. 5240 - 580

This Spring Drive model from 1988 features a 36mm Titanium case. Powered by the 5240 caliber with 30j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-f46289acdcc0]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1988

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