If she is, I think you can sell it and invest in some crypto. Considering that we are now pretty low in the market, you will earn 2x, or 3x in a year or so.
I always thought that all this jewelry doesn't really important, what is important is real money and technology.
I get that you're trying to say that buying bitcoins is more important than jewelry, but jewelry is very important to women because some of them inherit it from their parents. While it's not necessarily a bad idea to sell your wife's jewelry, you should think about the situation first. You might not think much of jewelry, but there are some places where women value it, particularly when attending ceremonies. It's crucial for a woman to have a lovely appearance and treat her husband well.
Everything has its own values, some of which will matter to you and some of which won't, is what I'm trying to say. Selling your wife's jewelry and investing the money is a smart move because you'll both appreciate it in the long run.