Bhai ko Diwali gift dena looks simple from outside, but there's an unspoken rank system in most Indian families. If he's younger, you're expected to give something thoughtful, not just sweet mithai. If he's older, gifting him something techy can feel awkward unless you two have that kind of dynamic. Most people default to dry fruit boxes or wallets. Both are safe. Neither is remembered past day two. What brothers actually use are things that slot into their daily routine without requiring any explanation.
Under ₹1,000 is a real budget, not a compromise. At this tier you can pick up decent TWS earbuds, a fitness tracker, or wired headphones that get used every single day. The tier above this (₹2,000-3,000) mostly adds brand premium, not functional difference. The tier below (under ₹500) tips into token territory for a sibling. For a brother specifically, everyday-use tech at this price point lands better than anything decorative.
One thing to watch: don't buy anything that implies he needs to improve himself. A fitness tracker is fine if he already works out or has mentioned wanting one. Gifted cold, to someone sedentary, it reads as a comment. Diwali is not the occasion for nudging. Same logic applies to books, planners, or productivity gear. Keep it neutral and enjoyable, not aspirational on his behalf.