Seiko Cal. 5691 - 641

The 5691-641 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5691 caliber with 34j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-7bdbaac033f7]

Also known as: Sea Horse, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1969

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