Shop the rings. Platinum Categories: All Ring Type Wedding Bands Everyday Rings Engagement Rings Bridal Sets Center Stone Material Gemstone Moissanite Lab Diamond Natural Diamond Ring Size 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 Metal Type Rose Gold Silver Yellow Gold White Gold Platinum Center Stone Shape Old European Cushion Emerald Heart Marquise Oval Pear Princess Radiant Round Center Stone Carat Size 2+ Carat 1.01-2 Carat .01-1 Carat All / Metal Type / Platinum All Ring Type Center Stone Material Ring Size Metal Type Rose Gold Silver Yellow Gold White Gold Platinum Center Stone Shape Center Stone Carat Size Quick View Tacori Natural Diamond Engagement Ring with 3.75+ Total Carats in Platinum | Rose $18,500.00 Add To Cart Added! Quick View Tiffany & Co. Princess-Cut Platinum Engagement Ring | Brianna $10,000.00 Add To Cart Added! Quick View 1.98ct Princess Cut Natural Diamond Engagement Ring | Jill $10,500.00 Add To Cart Added! Quick View Antique Edwardian Old European Cut Diamond Engagement Ring | Penny $3,600.00 Add To Cart Added! Quick View Larissa $5,000.00 Add To Cart Added! Quick View 0.95 Carat Radiant Cut Engagement Ring | Kyle $5,315.00 Add To Cart Added! Quick View Kristin $8,100.00 Add To Cart Added! Quick View Jamaal $2,800.00 Add To Cart Added! Quick View 1.93 Carat Solitaire Round Diamond Engagement Ring in Platinum | Brittany $15,400.00 Add To Cart Added!