Late 20th-Century 18 Karat Natural Ruby, Sapphire, Emerald and Diamond Ring

Late 20th-century 18k gold pinwheel-style cocktail ring. The ring features 46 brilliant-cut white diamonds, weighing approximately 1.0 carat total. The diamonds are G color grade and VS2 clarity. Accompanying the center stone are 30 round-cut blue sapphires, totaling approximately 1.5 carats. The design is further enhanced with 24 emeralds weighing approximately 1 carat total, 30 rubies weighing approximately 1.5 carats total, and a yellow sapphire center. The ring size is 7 and is sizable. The total weight is 17.8 g.