According to this article when you grab the Quartz watch on EIP it drops the price all the way down to $2 per month with $0 down. The big catch here is this will last for 24 months but at the end of it you'll have only paid $48 for your new shiny watch.
As long as you don't mind making payments on it for 24 months this is a fantastic deal on this watch. If you've been thinking about grabbing one you better hurry though because it's a limited time offer. You can check the deal out on the T-Mobile site by clicking the get the details on the top banner that says get this smartwatch for 75% off.