Seiko Cal. 6642 - 891

The Seiko 6642-891 represents an important milestone in Seiko's 1997 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-c93495cb5244]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1997

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