Yellow gold pendant necklace with emeralds and diamonds

18k yellow gold (750/1000) twisted Figaro chain and 18k yellow gold (750/1000) pendant set with emeralds and an old-cut diamond, totaling approximately 1.62 ct. Surrounded by 12 round-cut emeralds, totaling approximately 0.48 ct. Chain length: 44.5 cm. Pendant dimensions (including bail): 2.58 cm x 1.53 cm. Total weight: 18.10 g. Eagle's head and owl hallmarks. Excellent condition.