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I have had this a while and can’t find anything on it. It was my aunts and she had a ton of jewelry. Some real and some higher end fashion. It does have a mark, but I don’t recognize it. Thanks in advance for taking a look!      

I bought a jewelry box with contents and came across this brooch. It says “Sterling” on the back and weighs 12.6 grams. Can anyone tell me anything about it? Age? Value? Thanks!

One again, I’m needing some help determining jewelry hallmarks. I have a ring, a pin and a Navajo bracelet. This is the ring:  The pin:  And the bracelet: Thanks in advance!

Hello. I was hoping someone would know whose jewelry hallmarks these are. Thank you.  And the second one.   

These earrings resemble John Antencio’s style but I cannot find any with the “2” or “Z” beside the JA. Any help would be appreciated.