Art deco ring White gold Diamond

Art Deco diamond ring in 18k white gold (750/1000) and 950 platinum. Set with a central brilliant-cut diamond of approximately 0.18 ct and 22 old-cut diamonds (10 diamonds of approximately 0.02 ct each and 12 diamonds of approximately 0.01 ct each). Total diamond weight: approximately 0.50 ct. Ring size: 54. Width at the top: 1.25 cm. Total weight: 3.31 g. Eagle's head and dog's head hallmarks. Excellent condition