Seiko Cal. 5641 - 783

The 5641-783 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5641 caliber with 35j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-59524040e7ed]

Also known as: Samurai, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1971

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