Seiko Cal. 4555 - 704

The 4555-704 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4555 caliber with 19j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-445a63f4cca1]

Also known as: Monster, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1978

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