KMV78V is rolling out for the G watch and Gear live.
If you have one, please check either the logcat of either the phone it's paired to, or the watch itself for the filename.
XDA Wiki Moderator
Nexus 4: Stock 4.4.4 (KTU84P) 2013 N7: Stock 4.4.4 (KTU84P)
iTouch 5G: 6.1.2 (10B146) Surface Pro 2: Win8.1u1 (6.3.9600.17085.amd64fre.winblue_gdr.140330-1035)