Seiko Cal. 4521 - 851

The 4521-851 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4521 caliber with 22j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-ff2e2b09007d]

Also known as: Arnie, Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1974

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