RING, 18K white gold, oval-cut blue sapphire approx. 4,50 ct, probably untreated, 4 brilliant cut diamonds approx. 0,12 ctw, Gustavssons Stockholm 1966, size 18,5 mm, weight 6,8 g, the sapphire has visible inclusions that reach the surface with naturals, signs of wear at facet edges and very deep pavilion.