Learn Watchmaking: Sydney’s Premier View Repair & NOMOS Boutique Launched in 1983 by Austrian Master Watchmaker Karl Braunsteiner, Master Watchmaking (AKA Grasp Watchmaking Pty Ltd) has become a distinguished title in Sydney’s horological scene Master Watchmaking . Located in the guts of Sydney—Suite 1004, Level ten, 265 Castlereagh Roa