Seiko Cal. 6660 - 543

Seiko 6660-543

This Kinetic model from 1966 features a 40mm Two-Tone case. With its 19mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-50e039113dad]

Also known as: Silverwave, Sportsmatic

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
12.7mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Burgundy
Jewels
34j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1966

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