OMEGA cal: T17, 20F

The beutifully designed "form" calibers for the Art-Deco styled retangular watches from the -30's.

The T17 and 20F share no parts!

  •  20F SS 15/16p:     1930 - 1935, 48.300 pcs.

The Omega T17 replaced the 20F in 1934

  • T17 15/17p:           1934 - 1943, 167.400 pcs.
  • T17.2 S 17p:          1937, 600 pcs. Manufactured by Lemania.