Seiko Cal. 7184 - 557

This Hand-Winding model from 1969 features a 44mm Hardlex-Coated Steel case. Powered by the 7184 caliber with 22j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-2d9ca859aada]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1969

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