The ultimate expression of true love, Harry Winston Engagement Rings feature rare diamonds selected from only the top color (D, E, and F) and clarity grades (Flawless — VS2) expertly set in platinum to create a superlative engagement ring that shines with maximum brilliance.. The ultimate engagement ring guide for every type of bride Save The ring is part of Harry Winston's Cluster collection, which was designed by the 'king of diamonds' in the 1940s and inspired . This Pin was discovered by Kenny Tansley. Discover (and save!) your own Pins on Pinterest.. An engagement ring is to be treasured not just in the here and now but as a future heirloom, imbued with love and lineage and passed down from generation to generation. As Mr. Harry Winston said himself, ‘a good diamond is a possession to be prized for many generations’. Tatler’s Watches and Jewellery Editor, Eugenie Evans Lombe, agrees: ‘My engagement ring is cherished as an heirloom . . .