Seiko Cal. 6331 - 455

The Seiko 6331-455 represents an important milestone in Seiko's 1966 lineup. Powered by the 6331 caliber with 19j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-b6944eab1774]

Also known as: Rally, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1966

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