Cocktail ring in white gold, diamonds and tourmaline

Ring set with a watermelon tourmaline and diamonds. In 18k white gold (750/1000). Rectangular-cut tourmaline, approximately 0.95 ct. 32 brilliant-cut diamonds, totaling approximately 0.5 ct (18 diamonds weighing approximately 0.02 ct each and 14 diamonds weighing approximately 0.01 ct each). Width at the top: 1.76 cm. Pave setting dimensions: 1.76 cm x 1.49 cm. Ring size: 50.5. Total weight: 9.33 g. Eagle's head hallmark. Excellent condition