Antique/Art Deco 18ct Yellow Gold and Platinum Diamond Ring

1 Diamond, dimensions: 2.9 x 1.5mm, weight: 0.07ct

10 Diamonds, dimensions: 1.8 to 2.2mm, weight: 0.28ct, total weight: 0.35ct

Ring weight: 2.2 grams, width: 8.3mm, height: 3.5mm, size: L