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Nice one – they are very collectable. Mine is late 2019 era!
Timefactors forum will have loads of info on it.
Yes, Eddie has bought the name for his watches and he is unwell at the mo – best wishes Eddie. But this resource will be the very best place to ask.
Ask them. Easy and free to join.
If it is an Auto IMO very safe at 10 turns, 20 probably top end – so go for 15.
Do not wait until “resistance”.
Hand wound? 15 turns daily is my best guess.
Ideally find someone with a Timegrapher to pop it on and give you an instant idea of how well it is running.