Seiko Cal. 6337 - 755

The Seiko 6337-755 represents an important milestone in Seiko's 1976 lineup. Powered by the 6337 caliber with 28j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-3ce2aa9df765]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1976

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