Seiko Cal. 4455 - 256

Seiko 4455-256

The Seiko 4455-256 represents an important milestone in Seiko's 1966 lineup. Powered by the 4455 caliber with 32j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-0c5133b6083d]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
46mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1966

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