Seiko Cal. 4528 - 644

This Solar model from 1999 features a 37mm Hardlex-Coated Steel case. With its 18mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-031326eb3c99]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1999

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