Custom made set of 8 stencils which contain 12 different popular gem stone cuts. Variety of popular sizes, all scales are in millimeters. Pattern sizes range from 50 mm to 2 mm, see photos for specific sizes for each pattern. Types of patterns are as follows: Round, Princess, Oval, Marquise, Heart, Emerald, Pear, Ascher, Cushion, Trillion, Drop, and Diamond. Stencils are made from 3/32″ clear acrylic, with an average length of about 4 to 5 inches, and a height of about 2 to 3 inches each( see last photo for size). Lettering is small, size 10. Stencil has been designed to be small, so as to not take up a lot of space with needless sizes and rarely used patterns. Please ask any questions prior to purchase.