Seiko Cal. 6650 - 452

The 6650-452 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6650 caliber with 19j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-8775c94e5ea8]

Also known as: Monster, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1974

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