Edit: So apparently this is a legit gen 1 wallet. I didn’t realise they only added Find My later…

https://mastodon.social/@Nickjsaunders/111562352259083842

@jamesthomson I don’t think it’s a fake. The first version of the wallet didn’t support Find My https://www.macrumors.com/2021/09/23/hands-on-apple-find-my-magsafe-wallet/
Hands-On With Apple's New Find My-Enabled MagSafe Wallet

Alongside the iPhone 13 models, Apple introduced a new version of the MagSafe Wallet that first came out last year. This updated version includes...

MacRumors
@jack_regan Yes, that’s it, I was wrong!