Seiko Cal. 5223 - 571

The Seiko 5223-571 represents an important milestone in Seiko's 1970 lineup. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-38ebe3e2cb3a]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1970

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