Sunshinediamond’s Natural Diamond Halo Engagement Rings Engagement Rings, handcrafted in uk available in 9K or 18K white gold, yellow gold, rose gold or platinum, features an exquisite style available in Round shape. Personalise your ring with all available stone options in 0.20ct - 3.00ct, in colours ranging from D to I and clarities from VVS1 to I1 customization options, giving you the ability to design a one-of-a-kind, personal, and lasting piece.