Seiko Cal. 5638 - 965

The 5638-965 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5638 caliber with 19j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-910e08b70788]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1976

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