Seiko Cal. 7012 - 640

Seiko 7012-640

The 7012-640 is a sought-after Kinetic piece from Seiko's golden era. With its 20mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-baa855e1c080]

Also known as: Sumo, Silverwave

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
14.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
23j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1981

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