Seiko Cal. 6240 - 433

Released in 1982, the Cal. 6240 with design code 433 was part of Seiko's domestic market collection. With its 20mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-4acebb29bab2]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1982

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