Seiko Cal. 5245 - 903

Seiko 5245-903

The 5245-903 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5245 caliber with 19j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-80b72f26567c]

Also known as: Samurai, Sumo

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
10.1mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
70m
Dial Color
Navy
Jewels
19j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1971

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seikata-wm-80b72f26567c