Seiko Cal. 5666 - 726

Seiko 5666-726

The 5666-726 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-a2a0fda37974]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
46mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1968

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