It is likely a product of 'HH Jewels' Miami FL.
See ring third in top row in 'related link' for image of their Makers Mark.
There is another jeweler using an HH mark in Australia.
This means that the jewelry is gold plated with 18 karat gold. You can get different kinds of gold in your jewelry.
what does dm stamped on gold mean
It is gold KGP
what is gold embraced
14k gold
What does IGB on gold jewelry
The mark Decesare is an Italian Designer of fine gold jewelry.
what does dm stamped on gold mean
The 14 on gold jewelry means that is made of 14 karat (or 14 kt) gold.
What does oG mean on my gold
Yellow Gold
22 carat gold