Seiko Cal. 4523 - 133

The Seiko 4523-133 represents an important milestone in Seiko's 1981 lineup. With its 18mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-df397ba393f0]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1981

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