Seiko Cal. 6335 - 540

The Seiko 6335-540 represents an important milestone in Seiko's 1973 lineup. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-4b61214fe4c9]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1973

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