Seiko Cal. 6633 - 590

The Seiko 6633-590 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4bc936f0047a]

Also known as: Panda, Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1980

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