Seiko Cal. 4517 - 321

Seiko 4517-321

The 4517-321 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4517 caliber with 22j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-052c99e07a16]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
39mm
Case Thickness
14.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
190m
Dial Color
Cream
Jewels
22j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1983

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seikata-wm-052c99e07a16