Seiko Cal. 5240 - 642

This Spring Drive model from 1984 features a 35mm PVD Black case. With its 19mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-ff25de95d06e]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1984

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