Coin Silver Repoussé Tribal Cups Set Of Four 900 Silver

Beautiful, set of four, repousse, tribal (perhaps Peruvian), coin silver (900 silver/ 90% silver), cups. Two of the cups are very similar shaped as a man's head. The other two are similar in size and the design on the top and bottom of the cup but the middles are different. One of the cups has a tribal face design on the front and back. The other has images of people around the cup. All are made of 900/ coin silver and by the same maker. The makers mark looks like a chicken/ rooster head. Measurements: approx 2 of the cups measure 2 1/2" tall x 2 1/4" diameter at the widest. The cup with the people design is 2 3/4" tall x 2 3/16" diameter at the top. The last cup measures approx 2 9/16" tall x 2" diameter at the top. In total, the cups weigh 277 grams. Marks: A rooster head with 900. The cups are in decent condition. Have typical signs of age and use such as light surface scratches and residue on some of the insides that should come out with cleaning and slightly less than perfect ri