The Cartier Tank has been donned by the most stylish men in the world over recent decades. This watch is versatile. Wear the tank with your business attire, wear it when you slip on chinos and a polo or even sport it when attending a black tie event. If you were to ask me, choose a model with a black strap and silver bezel. Surprisingly, this watch is actually quite a reasonable purchase depending on the model you choose so it won't leave you penniless. As a rule of life, never buy cheap watches and shoes. A good watch like the Cartier Tank will stand the test of time and will be wrapped around your wrist for many years to come. Go treat yourself.