Seiko Cal. 6670 - 251

The Seiko 6670-251 represents an important milestone in Seiko's 1994 lineup. Powered by the 6670 caliber with 20j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-315c33060f48]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1994

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