Vintage authentic estate 10K yellow Gold Mothers day 4-stone ring band

Product Name: Vintage authentic estate 10K yellow Gold Mothers day 4-stone ring band
Vintage estate 10K yellow Gold 4 Stone Mothers day Sapphire Diamond Ruby & Aquamarine gemstones Ring band. I don't have the ring size but it measures approximately 19.8mm in diameter or width which I believe is between a 9.5 -10 authentic that's a loose guess. Ring In excellent used condition. This is an estate piece which was a mothers ring that had her children's birthstones in it, It was in my family. It weighs approximately 1 gram or a little more.