Seiko Cal. 6693 - 533

The Seiko 6693-533 represents an important milestone in Seiko's 1969 lineup. Powered by the 6693 caliber with 18j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-84b58e53e7f1]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1969

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