Ending today at 9 pm ET, BuyDig via eBay offers the LG 54.6" 4K 2160p HDR IPS LED-Backlit LCD Super Ultra HD Smart Television for an in-cart price of $679.99. Apply coupon code "PSHOPSAVE15" and check out with PayPal to cut the price to $664.99. With free shipping, that's a $15 drop from five days ago and the best outright price we've seen. (It's a low now by $32.) It features a 3840x2160 (4K, 2160p) native resolution, HDR with Dolby Vision, 4K upscaling, 802.11ac wireless, webOS 3.0 (with access to Netflix, Amazon Instant Video, Hulu Plus, etc.), Ethernet, USB, and three HDMI inputs.

Note: The coupon can only be used once per PayPal account.