File a police report, give them the serial number. Apple may assist law enforcement with valid legal requests — but not individual users.
Once you have the number, use Apple's official tools to find information about the product. Find the serial number of your Apple product find apple product by serial number
Sign in to account.apple.com and select the Devices section to see details for all linked products. File a police report, give them the serial number
When purchasing a second-hand Apple product, the serial number is your best friend, but it has limitations: File a police report