After buying up a storm during market week in the desert, you’re home and staring down the barrel of a long, hot summer. Now what? Five jewelers outline their top projects for the season.Look at that. It’s June already. Maybe you’re at the JCK show in Las Vegas, on your way home, or already back in the store. In any case, it’s time to move on to the next phase in the annual business cycle.If you’re located in a tourist mecca, the next few months may bring an annually anticipated rush of ­bustling selling activity. But for most ­jewelers—who aren’t in vacation hot spots—there