Cocktail ring with large turquoise and topazes in blackened 925 silver, size 18

Handcrafted unique ring made of black rhodium-plated and partially gold-plated 925 Sterling silver with a large spherical turquoise in the centre, from whose setting topaz-studded rays grow out. The light blue round topazes from Brazil are approximately 3 mm in size, the approximately 16 mm turquoise from Arizona has been stabilised.  The ring head measures around 30 mm in diameter, the ring is approximately 37 mm high and weighs around 13.3 grams. The ring shank has an inner width of approx. 18.2 mm, which corresponds approximately to the German ring size 57. The hallmark is located on the inside of the ring band.