What Came Before the Submariner? Inside the Rolex Hermetic

We all know the Submariner and the famous Oyster case. But what came before them? We look at how the Hermetic helped shape the Rolex we know today, explain its unusual double-case construction and compare it with modern Submariners to trace a century of progress. This Rolex Hermetic is currently live at auction on Collecting.com. Follow the link below to view and bid now. https://collecting.com/for-sale/1920s...