Seiko Cal. 4555 - 206

The Seiko 4555-206 represents an important milestone in Seiko's 1972 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c9e04d23bb4b]

Also known as: Sumo, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1972

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