For its newsletter subscribers only, newegg offers the Silicon Power 1TB Rugged Armor A80 Portable USB 3.0 External Hard Drive
, model no. SP010TBPHDA80S3B, for $109.99. Coupon code "EMCXWVR37" drops it to $89.99
. With free shipping
, that's $0.09/GB, tied with our mention from three weeks ago, and the lowest total in-stock price we could find by $23. This drive, which passed the US military transit drop test (MIL-STD-810F 516.5 procedure IV) and waterproof test (IEC529 IPX7), is dust-proof, pressure resistant, and can be one meter (three feet) underwater for up to 30 minutes. Deal ends January 31.