Seiko Cal. 6650 - 955

The Seiko 6650-955 represents an important milestone in Seiko's 1991 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c33fd3fb152c]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1991

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