Seiko Cal. 6632 - 310

Released in 1982, the Cal. 6632 with design code 310 was part of Seiko's domestic market collection. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-3a0faa74bb8d]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1982

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