Over the past few years, color has become increasingly prominent in the watch industry. A growing number of people no longer invest solely in one watch, but rather a number of watches. Catching onto this, the brand name watch industry has increased its use of color. As such, the watch is no longer purely functional as people use their watches to coordinate and accessorize an outfit. This year, we have seen three main color trends figuring in both watches for men and women. Grey: When it comes to brand name watches, grey is the new black. It looks great with…