Have a vintage watch the face is signed Radin i have searched everywhere and find nothing also have a very early what i believe is an Omega its signed on the back FOND ACIER INOXYCABLE these watches both belong to my grandfather who was a pro sports figure in the 20s i assume they were gifts to him. He also has which i wear at i type a watch signed MONTRUEL which he got overseas in the 30s any info would be great. Thannks Paul