Western Digital Caviar Black 1TB SATA Internal Hard Drivee for $86.39 after coupon code XTHR0RQRXJHQ12. Remember to select free 2nd business day delivery. Here is a screenshot for your reference. Alternatively, it is also available here for $89.99 shipped (screenshot). The Black Edition is Western Digital’s high-performance product line of SATA drives that usually require a premium. It also comes with a 5-year warranty. More information is available here.