one of the best watchmakers of his time, creator of the heuer bund, of several great valjoux 72/23 and lemania 5100 powered tool watches. A great guy indeed& happy bday to him [nt]
Helmut Sinn , Frankfurt based aviator and watch maker has turned 101 years old today - a great birthday by all means. While no longer at the helm of his business - I believe he retired in 1994 - he has left a lasting influence and his legacy lives on. Hap...