Did you order from somewhere shady or get a huge discount? If you ordered it from a major retailer, carrier, or directly from apple than it is almost certainly legitimate.

The camera rings don’t look right. Looks fake to me.

Looks pretty normal to me. Have you tested the phone, or you’re just doing a visual inspection?

Here’s a review of the 15 Pro cam, you can see that’s how the lenses look under lighting and closeup photo - https://www.gsmarena.com/apple_iphone_15_pro_max-review-2618p6.php