The pair of vintage earrings do not have a gold mark. They were tested with nitric acid and a "kee" tester to be 18k solid yellow gold. Together they weigh 7.1 grams. The earrings are for pierced ears. In the center of each is a emerald cut nice blue natural sapphire. The two sapphires have an approx total weight of 1.00 cts. At the bottom of each are three marquise shape blue natural sapphires , The six marquise have an approx total weight of .90 cts. Above the center sapphires is a oval green natural emerald. The two emeralds have an approx total weight of .24 cts. Above each emerald is a oval cab red natural ruby. The two rubies have an approx total weight of .40 cts. Below the center sapphire on each earring are three round natural diamonds. The six diamonds have an approx total weight of .06 cts. This puts the total stone weight of the two earrings at around 2.60 cts. Each earring measures 1 1/2" x 3/8".