Seiko Cal. 5613 - 409

The Seiko 5613-409 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-164072310eba]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1972

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