Seiko Cal. 4451 - 656

The 4451-656 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4451 caliber with 29j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-1d7059adbf25]

Also known as: Samurai, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1965

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