Early 20th-century vintage five stone diamond ringAn impressive early 20th century ring set with five old brilliant cut white diamonds. The central diamond measures 5. 5mm (approx. 0. 63ct), flanked by two 5mm diamonds (approx. 0. 50ct each), with two further diamonds at each end measuring 4. 4mm. Total diamond weight is estimated at 2. 05 carats. The diamonds are assessed as colour HK and clarity SI, all claw set in platinum. The head measures 22. 5 5. 5mm with a depth of 4. 5mm. Total weight is 3.