FPC Sugarcraft Mould - Hearts Diamante x 3 (3 ratings) Cupcake Mould - Diamante Hearts x 3 £8.95 We're more than happy to let you know when we expect more stock. Please email us. Cupcake mould with hearts with added dimension. These look great painted with gold or silver lustr dust.3 Different heart sizes on one mould. Mould Approx 60mm.Use sugarpaste with Gum Tex added, or Florist Paste for best results. by FPC Sugarcraft. Soft Flexible Silicone Moulds.