Cupcake Mould - Hearts Diamante x 3 (2 ratings) Cupcake Mould - Diamante Hearts x 3 £8.95 Quantity: at £8.95 each Add To Basket 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.