Omega
Omega
1909 (Wolverhampton)
Omega
1914-1927 (W. J. Green, Coventry)
Omega
1899 (FR)
Omega
c1910 (FR)
Austro-Omega
(Austria)
Omega-ILO
(Belgium)
The Omega marque was also employed on machines made in Japan and, in 2008, China (aka Lifan).