A lot of these seem to have popped up, prompted by lockdown and the cancellation of real life events, but I do hope that they continue beyond lockdown too - as they are a really great way to connect and learn!
This is a collection of organisations running regular webinars (in no particular order), that I've discovered so far - do please let me know if you find others...
Rui Galopim is a Portugese gemnologist - hosting a series of fascinating talks about different gems - the next one is about pearls - find out more here - https://ruigalopim.com/events
Craftcast - Fun at One series - every Wednesday at 1pm US time (6pm UK) - sign up here to watch todays one - https://register.gotowebinar.com/register/6107470840165009936 - you can also watch past ones that you've missed, for free - https://www.craftcast.com/recordings/fun-one-5-20-20
AJF - the Art Jewellery Forum are hosting weekly slots with interviews with artists - https://artjewelryforum.org/organizations/ajf-events-and-trips
The Jewellers Academy - has a number of free videos on their website - both jewellery making, and for starting or running a jewellery business, and also runs fairly regular live events - sign up to their mailing list for the latest news, or join them on Facebook - they also do facebook or instagram live events - https://www.jewellersacademy.com/
The Jewellery Cut has a calendar of events from various sources, that has been useful - https://jewellerycut.com/calendar/
If you're after business information and marketing specific to creative businesses - the Design Trust is great - they offer paid courses, but also do pop up with free webinars - join the mailing list for all the latest events - https://www.thedesigntrust.co.uk/
One off event - but this live webinar about fair trade gems from Tanzania looks interesting - https://www.eventbrite.co.uk/e/artisanal-fair-trade-mining-the-moyo-gems-project-tanzania-others-tickets-105988283810
CIBJO is the World Jewellery Confederation hosts industry and trade related events - http://www.cibjo.org/webinars/