Z3 smart watch is upgraded to Z4 – upgraded enclosure to steel
uPlay Smart Watch Z3 is finally released. It also got a face lifting – the plastic enclosure is replaced with a high class enclosure made of steel. The official name of this new smart watch is Z4. The final sale price of Z4 is set to be $149. We cannot honor the pre-order price of Z3, but we will offer our pre-order customer a special price $129.99. For customer who pre-ordered Smart Watch Z3, you just need to pay the price difference, then we will ship out your order.