Seiko Cal. 6240 - 536

This Spring Drive model from 1967 features a 45mm Stainless Steel case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c1c12a6ab9ad]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1967

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