probably a manufacturer stamp
The letters RSG stamped on a ring means that the ring was preassembled. Any gems in the ring that is stamped RSG have not been certified.
It’s the brand of the ring
L stamped inside a ring
The letters "LS" stamped inside a ring typically stand for the manufacturer or jeweler's mark, indicating the company or individual who made the ring. It could also be a quality mark, indicating the type of metal used in the ring, such as sterling silver. Additionally, LS could be the initials of the designer or the person for whom the ring was made.
"STERLING" stamped on a ring indicates that the ring is made of sterling silver, while letters stamped on the inside of a ring could represent the manufacturer's mark, the metal purity mark, or any personalization done to the ring. It is common for jewelry pieces to have these stamps for identification and quality assurance purposes.
The letters in jewelry usually stand for the person who made it or the company. The 925 is the silver content of the jewelry. At 925 you have sterling silver and that is good.
Marks stamped on a ring may tell you the manufacturer as well as the composition and metal quality.
Its gold filled not real
J.C. Penny
there is a square with a "j∆"
its made in China.
especcially loved boy! Who knows?