Seiko Cal. 0736 - 566

The Seiko 0736-566 represents an important milestone in Seiko's 1971 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-20deca93c214]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1971

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