Bermudes 1p. red Perot sold 1.200.000 Euro in 2011 sold by Dreyfus Investor Basel S.A.

Sweden , error of color 1996

The World most expensive stamp, sold in 1996 2.600.000 $ 

sold by Dreyfus Investor Basel S.A. in 2011

Sicily, error of color

sold in 2011  1.860.000 Euro by Dreyfus Investor Basel S.A.

Switzerland Champion cover, error of colour

sold in 2011  1.800.000 Euro by Dreyfus Investor Basel S.A.