Set of princess and brilliant cut diamonds

Set in 18k white and yellow gold. Composed of earrings and matching ring. The ring with a central princess-cut diamond, weighing ca. 0.40 ct. flanked by two rows of brilliant-cut diamonds on each side, with a total weight of ca. 0.25 ct. The earrings, with a diamond, princess cut, weighing ca. 0.40 ct. and diamonds, brilliant cut, weighing ca. 0.10 ct. each earring. Omega clasp.
Weight: 4.50 g (ring) 4.72 g (earrings)
Measurements: 18.2 mm (inner diameter of the ring)