18ct White Gold Blue Sapphire and Diamond Halo Style Ring

1 Blue Sapphire, weight: 1.35ct, dimensions: 6.57 x 5.76 x 3.77mm
37 Diamonds, clarity: VS-SI, color: F-H, diameter: Diamonds in the halo: 1.4-1.5mm and in the shoulders: 1.3-1.4mm, total weight: 0.37ct

Ring length x width: 10.5 x 9.4mm, height: 5.5mm, weight: 3.3 grams, size: N 1/2