Seiko Cal. 5664 - 454

The 5664-454 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5664 caliber with 17j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-6d7cc2edc96c]

Also known as: Monster, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1977

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