newegg offers the Seagate 500GB Backup Plus Portable USB 3.0 External Hard Drive, model no. STBU500100, for $59.99. Coupon code "VMEPROMOMAR13" cuts it to $53.99 when you pay via V.me by Visa. With free shipping, that's $0.11/GB and the lowest total price we could find by $16, although we saw it for $14 less on Cyber Monday. This drive runs at 5400 rpm and features an 8MB cache. Coupon expires March 21.