Seiko Cal. 5240 - 729

This Hand-Winding model from 1975 features a 34mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-2d3103e75abe]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1975

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