Starmobile recently released its upcoming 6-inch phablet with an octa-core processor- the Starmobile Diamond X1.
The Diamond X1 smartphone runs on a Android 4.2.1. It also features 1.7GHz MediaTek MT6592, 2GB RAM, 18 and 8-megapixel cameras and other imaging features that Starmobile devices are distinguished for.
There are rumors Starmobile Diamond X1 to launch this January 2014.
Meanwhile, the availability and pricing is not yet announced, so you should wait for that.