Solitaire ring in 18kts white gold, 40's. Lot n° 18

Solitaire ring in 18kts white gold, 40's. Classic rosette model with central diamond, old brilliant cut, colour K, purity I1, open necklace, medium unpolished fillet, weighing ca. 1.30 cts., bordered by diamonds, Swiss cut, same colour and purity, total weight ca. 0.12 cts. Shoulders with two pairs of brilliant diamonds weighing ca. 0.08 cts. Measurements: 7 x 10 mm (diameter front); 20 mm (width front).7 x 10 mm (diameter front); 20 mm (width front).