Seiko Cal. 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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