Natural Blue Round Sapphire and White Diamond 1.00 Carat TW White Gold RingRareGemWorld's classic sapphire ring. Mounted in a beautiful 18K White Gold setting with a natural round cut blue sapphire. The sapphire is surrounded by natural round white diamond melee. This ring is guaranteed to impress and enhance your personal collection! Total Weight: 1. 00cts Sapphire Measurements: approximately 4. 5 mm Diamond Measurements: approximately 1. 25 & 2. 35 mm Natural Round Blue Sapphire Natural Round White Diamonds 18K White Gold