Seiko Cal. 5664 - 983

The 5664-983 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5664 caliber with 23j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-6c13f61ce94f]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1982

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