Seiko Cal. 5240 - 507

This Spring Drive model from 1969 features a 44mm Titanium case. Powered by the 5240 caliber with 26j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-eb8a49ff7239]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1969

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