Art Deco 18ct Yellow Gold and Platinum Diamond and Sapphire Ring

1 Diamond, cut: old cut, color: K, clarity: I1, dimensions: 3.5 x 1.78mm, weight: 0.14ct
4 Diamonds, cut: rose, color: L-M, clarity: SI-I1, diameter: 1.0mm, total weight: 0.02ct
15 Sapphires, 13 trapezoid cut @ 1.5 x 1.1mm AVG, 2 square cut @ 1.4mm and 2 @ 1.1mm, total weight. 0.23ct, color: deep blue

Ring diameter: 6.8mm, height: 3.7mm, weight: 1.7 grams, size: O