Jewelry industry belongs to high-end consumer goods ~ first of all, you should have a certain understanding of jewelry industry. Also, you should be interested in this job, so that you will have enthusiasm when you work ~ and you will usually test your expressive ability and logical thinking through some simple questions during the interview.
Don't be too nervous, be confident and keep smiling.
Get a brief introduction of the jewelry brand to be interviewed before the interview.
I hope it helps you ~
I wish you success ~