Seiko Cal. 5610 - 747

The 5610-747 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-46bb652ca118]

Also known as: Tuna, Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1971

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