Universal eSIM for Huawei Watch 3 Pro | Available in 220 Countries | Pay as you Go Mobile Data Internet Services for Huawei Watch 3 Pro
Sma Hot Sell Outside M7 Sports Smart Watch Build In Gps Sports Smartwatch With Sim Card For Calling - Buy Smartwatch Sim Card,Sports Watch,Smart Watch Gps Product on Alibaba.com
Huawei Watch 2 has an updated design and room for its own SIM card - Tech Guide