Seiko Cal. 6670 - 981

The Seiko 6670-981 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-33d78812656a]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1993

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