Seiko Cal. 5240 - 718

This Hand-Winding model from 1978 features a 39mm Stainless Steel case. With its 18mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-33e0b58a2749]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1978

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