New Delhi, July 22 -- I've never been a fan of bulky wearables. Smartwatches are useful, sure, but they're often overkill for people who just want the basics. So when I got my hands on the Pebble Halo, a compact, India-made smart ring promising core health features in a barely-there design, I was curious. Could this tiny thing really replace a band or watch for everyday tracking?

After wearing it for a week, during work, sleep, a few workouts, and even a wedding, I have mixed feelings.

Visually, the Pebble Halo doesn't look "techy" at all, and that's a win. The golden version I wore passed off as a regular metal ring. It didn't clash with formals, gym wear, or PJs. More importantly, I forgot I was even wearing it after the first day. Th...