Brooch in 18k (750 thousandths) white gold set with a superb set of old mine diamonds and a Mazarin cut diamond for a total of approx. 9 ct. The largest diamonds are approx. 1.80 ct and 1.60 ct, SI2 to I1 clarity, medium and strong fluorescence. The three medium-sized diamonds are approx. 0.50 ct each. Beautiful work from the 1940s, probably made up of family diamonds. Dimensions of the largest diamonds, which have an old mine cut close to the cushion cut: approx. 7.37 x 7.45 x 4.77 mm. approx. 7.47 x 7.41 x 5.37 mm. Dimensions: approx. 3.2 x 6.5 cm. Gross weight: 27.1 g.