This pair of vintage cufflinks, crafted by German goldsmith Elisabeth Treskow in the 1950s, features chunky 18KT yellow gold settings with four light blue sapphire cabochons. Each piece is stamped with '750' and 'ET', signifying its authenticity. With a total weight of 23 grams and measurements of 2.2 x 1.8 cm, these cufflinks are a substantial addition to any luxury collection.