This ring is thoroughly crafted in 18 kt yellow gold, with dark blue enamel and set at the centre with an old cut diamond, weighing 0.42 carats.

Size: 7.1/4 Us size
Materials: 18 kt yellow gold and vitreous enamel.
Stones: A cushion cut old cut diamond. Weight: 0.42 carats
Weight: 7.5 grams

Fully hallmarked in London.