Based on the comments below, an updated Rolex GMT-Master II "Coke" reference (featuring a distinctive black and red bezel) may well be the brand's big reveal. A new Submariner and precious metal ...

4. Rolex Submariner 70th Anniversary model (Platinum; blue dial) With this year marking the 70th anniversary of the iconic Rolex Submariner, many are expecting a commemorative model to celebrate.