The striking Golden Bridge watch, first unveiled by Corum nearly 35 years ago, has been reimagined with a ceramic case. The black ceramic case is a technical feat for the brand, requiring a labor-intensive process that begins with injecting crystals into a mold at 980 bars of pressure. The material is then uniformly spread by hand and heated for 30 seconds in a furnace at 320 degrees to harden. This causes the ceramic to shrink by about one-third of its volume in order to reach the appropriate size to encase t…