Seiko Cal. 4551 - 455

Seiko 4551-455

The 4551-455 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4551 caliber with 33j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-ac03d0d3b0f9]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
14.6mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Burgundy
Jewels
33j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1983

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