Seiko Cal. 4527 - 723

This Spring Drive model from 1967 features a 36mm Stainless Steel case. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-c5ed08a442ec]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1967

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