Seiko Cal. 4574 - 685

This Quartz model from 1970 features a 44mm Hardlex-Coated Steel case. Powered by the 4574 caliber with 30j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-92b0bac33def]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1970

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