Determining if 2024 iPad M4 with H-series Serial number is new or refurbished

The device serial number is assigned at manufacture - and doesn't change if the iPad is repaired or refurbished.

The iPad Model Number, however, may be changed by Apple during its official refurbishment process.

Here is the full list of known prefix identifiers - and their meaning.

• M – Brand new device, meaning the device was purchased new
• F – Refurbished device, meaning the device has been through refurbishing process
• N – Replacement device, meaning the originally bought device was replaced by this model likely due to a service request
• P – Personalized device with engraving, meaning the device was customised with an engraving on purchase
• 3 - Retail demonstration device