Walter Lange, 4th generation watchmaker
Helmut Geyer, concepteur de mouvements
Helmut Geyer, Calibre Designer
Walter Lange, Horloger de la 4e génération
23 May 2012
Geneva's May sales saw 940 timepieces change hands for CHF 45.8 million, of which CHF 30.3 million for Christie's, which…
22 May 2012
Among the lots at a forthcoming sale at Christie's in Milan will be three exclusive Jaeger-LeCoultre watches, made in su…