- Maestria Diamond Solitaire Delicate & Reversed Taper Engagement Ring in Platinum For Women$825.00Total diamond weight .14ctKarina .14CT Brilliant-Cut Diamond Classic 4-Prong Platinum Engagement Ring For Women$800.00Total diamond weight .14ctPurity classic straight 1/6 carat diamond platinum solitaire for ladies$1,400.00Total diamond weight .21ctFrances 1/4 carat diamond ring solitaire for ladies in platinum$1,250.00Total diamond weight .23ctAnia Diamond Three Stone Diamond Engagement Ring in Platinum For Women$950.00Total diamond weight .22ct