Avia-Silvana was the successor to Degoumois under holding company SGT from 1972 through 1981. Avia was used to market LCD and LEDdigital watches in the early 1970s but became insolvent with SGT in 1980.
Avia was acquired by Louis Newmark Limited in 1981 and re-launched as a UK mass-market watch brand. As of 2005, Avia was one of the top brands in the UK by retail sales volume.