Seiko Cal. 4520 - 748

The Seiko 4520-748 represents an important milestone in Seiko's 1983 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-c8139789ae60]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1983

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