Algebra and Graphing: TI-89 Calculator Tutor: Vol 1

Make a statement with this all-black sporty luxe timepiece. This ESQ by Movado chronograph watch features black bracelet and case with PVD finish. Striking black bezel and dial with three subdials and red accents. Three-hand, quartz movement. Water resistant to 50 meters. Two-year limited warranty.

A luxe look that he's bound to love. Features stainless steel bracelet and case, black dial with diamond accent markers, 32 diamond accents along the bezel, day/date function and multifunction movement. Water resistant up to 30 meters. Three-year limited warranty.