Seiko Cal. 5655 - 763

The Seiko 5655-763 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-83a941042d24]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1966

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