Pendant/clip with baroque cultured pearl and 18 brilliant-cut diamonds

Pendant/Clipon with 'baroque cultured pearl' and 18 brillant-cut diamonds totalling ca. 0.20 ct, good colour and clarity, cultured pearl: ca. 11x13 mm, beautiful luster, 18K yellow gold/white gold, 5.9 g, L: ca. 3 cm, eyelet D: ca. 4.8 mm, 20th century, minor signs of wear.