Seiko Cal. 4451 - 918

The 4451-918 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4451 caliber with 17j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-571c3ecdd25b]

Also known as: Shogun, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1999

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