Seiko Cal. 5623 - 828

Released in 1981, the Cal. 5623 with design code 828 was part of Seiko's domestic market collection. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-1adb29ee5fff]

Also known as: Rally, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1981

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