Vintage Princess Cut Diamond Solitaire Ring 18 Carat Gold, Diamond Engagement Ring, Square Diamond Ring, Diamond Jewellery Jewelry Gift Size - N (UK), 53 1/2 (EU), 6 3/4 (US) Weight - 2.5g Diamond measures 2.5mm approx Setting measures 4.5mm approx Sits 5mm off the finger Condition - Very good Hallmark - 750 (18 carat gold) Birmingham A classic princess cut diamond solitaire ring crafted in 18 carat solid yellow gold. This lovely ring is bezel set with a square cut sparkly diamond with a