Seiko Cal. 5220 - 550

Seiko 5220-550

This Spring Drive model from 1966 features a 37mm Two-Tone case. Powered by the 5220 caliber with 29j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-5bcf55677705]

Also known as: Rally, Arnie

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.6mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
White
Jewels
29j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1966

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