Christine Jonson patterns are known and trusted for their excellent fit. Since 1998 our classic pattern line has offered consistently well-fit patterns in Sizes 4-22.

Each will have a size chart included in the pattern envelope or files. You can also view the size chart below, which corresponds to most (but not all) Christine Jonson Patterns. The product page displays the finished garment measurements as they are the best reference to use when determining size and fit.
NOTE: ALL knit patterns need to be selected based not just on body measurements, but on the stretch characteristics of the knit you’re sewing with. For detailed information on our Perfect Sizing model, click here.

Sizing Chart for Christine Jonson Patterns

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Classic Fit Model

Patterns are developed by starting with a sample pattern drafted for a “fit model”. Our classic line fit model is Size 12, with measurements 38”- 30”- 40”, B cup, 5’8” tall. The same fit model is used for each new pattern within a collection. The pattern is perfected and then “graded” into the smaller and larger sizes. Grading is a multi-step process that creates new sizes with the right measurements and curves. We use a tried and true grade rule that had been tested though years of producing a successful ready-to-wear line, and has now proven true for more than 20 years of home sewing. The resulting multi-sized pattern is then tested in each of the sizes for fit, construction and other details.