This has already blown other wearables out the water.

The aim is to go beyond the usual set of physical metrics offered by other wearables.

Where other wearables had sought to reinvent the watch, Jewelbots followed a different template: the friendship bracelet.

Google in March announced it was helping developers with a version of Android for smartwatches and other wearables.

Samsung has been doing smartwatches and other wearables for a few years now and it's been a learning curve.