New Delhi, Sept. 15 -- Small-cap stocks don't always make the headlines, but many of them quietly build strong growth stories under the radar.

The same goes for penny stocks, which often get overlooked despite having the potential to deliver outsized returns.

Now, take the potential of smallcaps, add the thrill of penny stocks, and give both an extra push with strong sectoral tailwinds. That's when things start to get really exciting.

These are the kinds of opportunities that can surprise the market and reward investors who spot them early. Getting in before the crowd could mean riding the wave from the very start.

With that in mind, here are three smallcap penny stocks from high-growth sectors that you might want to keep on your watc...