Seiko Cal. 6632 - 642

The Seiko 6632-642 represents an important milestone in Seiko's 1999 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-597544a2b101]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1999

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