Seiko Cal. 6613 - 748

This Solar model from 1970 features a 38mm Hardlex-Coated Steel case. With its 18mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-c0a55e57fae3]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1970

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