Own a piece of outer space! This unique and lovely ring is sure to get lots of attention and is a must for your jewelry collection. This Campo del Cielo meteorite is made of nickel, iron, and other trace metals and was discovered in 1576 by Spanish explorers in Chaco Argentina. Thousands of pieces have been found near the impact craters, and scientists have estimated the date of the fall to be around 3950-5800 years ago. Total carat weight of meteorite: 7.84 Ring: 925 Sterling Silver