The watchOS can act as a central device and be built with iOS framework. As such, theoretically, it should able to use the SDK. We haven’t tested it here. The larger question is thinking about meaningful experiences you can build.
Hope this helps,
A DHCP reservation is a permanent IP address assignment. It is a specific IP address within a DHCP scope that is permanently reserved for leased use to a specific DHCP client.
This is the method I use for my SoundTouch devices at home, its pretty much the same as giving it a static IP.