Seiko Cal. 6633 - 927

The Seiko 6633-927 represents an important milestone in Seiko's 1966 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b0dba1ad63ab]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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