VINTAGE HEUER 1/100th Second Stopwatch ref.7700 #31 | eBay
Vintage Heuer -Leonidas SA 7700 Stopwatch open face 53 mm With Box & Booklet | eBay
Bonhams Cornette de Saint Cyr : Heuer. Lot de deux chronographes stopwatch compteurs de bord en acier remontoir au pendant Heuer. Set of two stainless steel dashboard keyless wind chronograph stopwatches Circa