Seiko Cal. 6646 - 770

This Spring Drive model from 1992 features a 34mm Two-Tone case. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-a2c59877e6c7]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1992

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