All Apple iOS devices have a Model number which looks something like this: MC605LL/A. The MC605 is an iPhone 5, black, 32GB. You can find these numbers on the Models page. The two letters behind it, LL in this case, specify the region code.

Sample Part Number / Sales Model: Your Part Number is ( MQ3E2 ZP/A )

Questions: How to Find Part Number?

Answers: You can find part number by 3u Tools easily. 

Here Example of sold by info,

Model: IPHONE 6 PLUS MM GOLD 64GB

MEID Number: 35206XXXXX4333

IMEI Number: 35206XXXXX243330

Serial Number: FK1PXXXXG5QL

Product Sold By: AT& T MOBILITY LLC

Warranty Status: Out Of Warranty (No Coverage)

Estimated Purchase Date: 2 Feb 2016

Purchase Country: United States

Telephone Technical Support: Expired

Repairs and Service Coverage: Expired

Repairs and Service Expiration Date: 1 Feb 2017

AppleCare Eligible: No

Valid Purchase Date: Yes

Registered Device: Yes

Replaced Device: No

Loaner Device: No

Find My iPhone: ON

iCloud Status: Clean

SIM-Lock Status: Unlocked 

Here full info of Sold by info; Product Sold by + Purchase Country + Purchase Date

Question: how to check this info?

Answer: below service details in our Website;