"Rayco" is a company name. I am guessing the previous owner worked there.
18 carat gold
PLAT engraved on the inside of the ring indicates that the ring is made of Platinum.
Gold toned celestrium. It is not a precious metal.
It means 18kt gold electroplated.
Oh, dude, 10k corona engraved on a ring means it's made of 10 karat gold! Like, that's just the purity of the gold, you know? So, if you see that engraving, it's basically telling you what the ring is made of. Cool, right?
All rings can be engraved. Consult with your jeweler to see what they can do for you.
That is the name of the company who made the ring. It should also have other marks for gold, silver, or gold filled.
Three weeks ago I brought a 40+ year old gold bracelet marked 14KM in to a jeweler to have engraved. He checked it and said it was good to go. The next day he phoned and told me it couldn't be engraved because it was "gold-wrapped" copper.
The friendship ring is normally worn on little finger. The most popular is Irish Claddagh , silver, gold and even diamond rings. The engraved rings are the best way to show your feelings.
SC could be the initials of the manufacturer or jeweler who made the ring, or it could represent the metal composition of the ring (14k gold, for example). It could also be a personal inscription or symbolic meaning known only to the wearer.
Generally, MW is a code that either the original jeweler or the company that sold the piece uses. The 14K stands for the purity of the gold used in the ring, it means 14 Karats. 14k means 14 parts gold out of 24 parts, which means its 58.3% pure gold.
The engraving "OJ 14k" on your diamond ring indicates that the ring is made of 14-karat gold, which means it contains 58.3% pure gold mixed with other metals for durability. The "OJ" could represent the manufacturer's initials or a specific brand associated with the ring. This engraving signifies both the quality of the gold and potentially the identity of the jeweler or designer.