Seiko Cal. 6650 - 164

This Hand-Winding model from 1987 features a 43mm Hardlex-Coated Steel case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-240d5cfd3ad3]

Also known as: Bullhead, Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1987

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