The best replacement for pebble watch is galaxy gear.

The best alternatives to pebble watch are rated as following:
★★★★★  galaxy gear
★★  cookoo
★★  i'm watch
★★  metawatch
★  samsung gear
★  martian

Your alternative for pebble watch is not listed? Suggest!
Speaking about pebble watch, one probably shouldn't forget about runkeeper.

Other search terms related to pebble watch and their ratings are:
★★★★★ runkeeper
You have in mind a companion for pebble watch and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of pebble watch in all years. Click on graph for more.
pebble watch
galaxy gear
cookoo