Bangle with 5 ruby, 4 sapphire and 5 emerald cabochons,

Bangle with 5 ruby-, 4 sapphire- and 5 emeraldcabochons, in oval-cut ca. 4.9 x 2.5 mm, with natural signs of growth, 18K yellow gold/white gold, 41.2 g, inner circumference: ca. 15 cm, W: ca 1.2 cm, late 20th century, minimal signs of wear, with Italian hallmark, bangle slightly bent.