About Us

The Swiss Auction Company and Retonio gallery started with auctions in 1982. Our CEOs - Retonio Breitenmoser and Natalie Breitenmoser are since 25 years the auctioneer for the classic car auctions of the oldtimer galerie in Toffen, Switzerland. We have organized auction in Switzerland, Germany, France, USA, Luxembourg.

We are specialized in:

  • Mechanical music instruments
  • Classic cars
  • Rock hollywood memorabilia
  • Collectibles of all kind

Our experience is your advantage.

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