Deal: Sony Xperia XZ Premium price drops under $600 for the first time since launch
The conditions of the deal/s may have changed since the initial publishing of this post.

If you want to purchase the black model, then you'll still have to pay $700. Although it comes unlocked, it will only work on GSM/LTE network carrier such as AT&T, T-Mobile, MetroPCS, and Cricket Wireless.
On the bright side, you'll be getting dual-SIM support and U.S. warranty. Also, free shipping is included if you decide to go for Amazon's offer.
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