Seiko Cal. 6331 - 455

Seiko 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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seikata-wm-b6944eab1774