Seiko Cal. 5257 - 633

The 5257-633 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5257 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-d87ddd4e3a4b]

Also known as: Shogun, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1971

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