JemJem offers the refurbished Unlocked Apple iPhone 6s Plus 16GB GSM Smartphone in Silver for $279. Coupon code "E8DKPEQ2GFNY20" cuts that to $259. With free shipping, that's $41 under our September mention and the lowest price we've seen for an unlocked iPhone 6s Plus. (It's the best deal for a refurb today by $23.) Deal ends February 16. Note: A 90-day JemJem warranty applies.