Seiko Cal. 6660 - 783

Seiko 6660-783

The 6660-783 is a sought-after Kinetic piece from Seiko's golden era. With its 19mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-90e70c66552d]

Also known as: Monster, Helmet

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
40mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Navy
Jewels
24j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1976

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seikata-wm-90e70c66552d