Maille necklace in two gold, rubies, and diamonds

18k yellow and white gold necklace (750/1000). Set with rubies and diamonds. Flexible link. Seven oval-cut treated rubies. Total ruby ​​weight: approximately 3.71 ct (each ruby ​​weighs approximately 0.53 ct). Surrounded by brilliant-cut diamonds, approximately G-SI. Total diamond weight: approximately 0.32 ct (16 diamonds of approximately 0.32 ct each). Length: 47.00 cm. Length of the section including the motifs: 4.68 cm. Width: 0.43 cm. Total weight: 24.09 g. Owl hallmark. Excellent condition.