If you order from the global portal, it will cost you around 22,000, and it will arrive in like 7-10 days.
The experience is fairly smooth, the delivery happens via UPS.
Just sharing my experience with the purchase, so that you can make an informed decision.
As far as how good/bad it is, it will depend on your use case, but the band provides some pretty useful insights (I've never been able to manage my sleep this well).
The battery life lasts for around 5 days on a full charge.
Don't get into that engraving thingy, it won't even be visible.
If you are doubtful as to whether or not you will want to continue the subscription, get a 1-year subscription first.
Note: WHOOP (1 year) costs around ₹18k, not ₹22k, the remaining amount (4100 something) is for the KYC clearance that UPS asks for before delivering it.