This lady’s estate ring is a 1950 class ring. It features black onyx. It is made of 3.7 grams of 10k yellow gold. Ring size 6.25. Our collection of vintage and estate jewelry is unique and timeless, makes a great gift, and will be treasured forever. Our GIA-certified Gemologist, Christopher Robuck, has over 40 years of experience in the jewelry business. He thoroughly cleans and inspects each piece, and makes any necessary repairs. When you purchase a piece of our estate jewelry, you can be assured that you are getting an affordable piece of jewelry. Our goal is to price them at 30% to 50% off the regular retail price.