Seiko Cal. 6656 - 191

This Hand-Winding model from 1988 features a 35mm Two-Tone case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-402e66569a62]

Also known as: Bullhead, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1988

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