Pair of hoop earrings with 2 sapphire cabochons,

Pair of hoop earrings with 2 sapphire cabochons, oval-cut ca. 6,3 x 5,1 mm, yellow gold 18K, 10 g, D: 9,3 mm, W: ca. 7,8 mm, late 20th century, minimal signs of wear, with hallmark.