Seiko Cal. 4512 - 978

Seiko 4512-978

The 4512-978 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-15bea1760839]

Also known as: Shogun, Helmet

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1980

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seikata-wm-15bea1760839