Gravity Buys via eBay offers the open-box Samsung Google Nexus 10 16GB 10" Android Tablet in Charcoal Gray, model no. GT-P8110HAAXAR, for $158.99 with free shipping. That's a buck under our mention from two weeks ago and the best we've ever seen for this model, outside of refurb mentions. (It's currently $91 less than a retail-packaged unit.) This 1.33-lb. tablet features a 10.1" 2560x1600 touchscreen LCD with Corning Gorilla Glass 2, Exynos 5 1.7GHz dual-core processor, 2GB RAM, 16GB memory, 5-megapixel rear camera with 1080p video recording, 1.9-megapixel front-facing camera, 802.11n wireless, Bluetooth, microUSB, micro-HDMI, and Google Android 4.2 OS (Jelly Bean).

Of note, no warranty information is provided.

Update: The price has increased to $169.99. Despite the increase, it's a price low by $80.