Important set composed of earrings, necklace, bracelet, ring in white gold, diamonds and opal

Brilliant cut diamond earrings of approximately 5.80 ct, color H, VS, opal max diameter 16.20, min diameter. 1.26pm, 2.47am, approximately 2.70 cents each. Brilliant cut diamond necklace for approximately 14.50 ct, color H, VS, large fancy opal, max diameter 41, min. 29, 7.70 am. Brilliant cut diamond ring for 1.60 ct, color H, VS, opal max diameter 15.27, min. 11.27am, 4.82am, approximately 3.0ct. Half cut diamond bracelet for 7.50 ct, color I-J, SI, central opal max diameter 20.29, min. 14.74, h 5.82, ct 6.40, lateral opal max diameter 16.15, min. 10.45am. h 5.79, for approximately 3.70 ct each, 105.2 g in total