Seiko Cal. 6337 - 855

The Seiko 6337-855 represents an important milestone in Seiko's 1972 lineup. Powered by the 6337 caliber with 21j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-592fd144fb8b]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1972

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