Seiko Cal. 7145 - 531

Seiko 7145-531

The 7145-531 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-161aa8e2338e]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
46mm
Case Thickness
11.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
18j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1975

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seikata-wm-161aa8e2338e