Decorative bicolour loop brooch with edging from three brilliant-cut diamonds, proved, with in each case a diameter from approximate 2, 0 mm to a total of approximate 0, 09 ct. And four sapphires with a diameter from approximate 3, 5 respectively 3, 0 respectively 2, 5 mm to a total of approximate 0, 486 ct. Ca. 3, 7 x 4, 2 cm. Ca. 9, 0 large