Seiko Cal. 5660 - 732

The 5660-732 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5660 caliber with 19j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-cac62bbe8f89]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1986

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