Seiko Cal. 6373 - 187

The Seiko 6373-187 represents an important milestone in Seiko's 1985 lineup. Powered by the 6373 caliber with 17j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-898a3768223c]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1985

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