This 10k white gold marquise ruby filagree ring features a 6x3 mm genuine natural ruby with a 0.21 ct total weight. Metal Type: white-gold Metal Purity: 10k Gem Type: Ruby Total Gem Weight: 0.21 ct Setting: prongs Length: 0.25 in. Width: 0.25 in. Stone Shape: Stone Total Weight: 0.21 ct Gem Color: Red Stone Creation Method: natural Stone Treatment Method: Heat-treated Stone Length: 6 mm Stone Width: 3 mm Packaging: FREE Gift Box with Bow