Seiko Cal. 6633 - 683

The Seiko 6633-683 represents an important milestone in Seiko's 1987 lineup. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-9e9b0916c039]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1987

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