Pattern blocks · Intermediate
Princess seam block sewing pattern
Bodice block with princess seams, the base for fitted dresses.
Choose your size
Each size has its own page with the full pattern, the cutting list and the measurements used.
Pattern preview
Sewing instructions
General steps to sew this garment. Seam allowance is 1 cm (3/8") unless stated otherwise.
Supplies
- Muslin for the toile
- Matching thread and the right needle
- This pattern is a block, not a finished garment. Cut it in muslin or an old sheet with no extra allowance.
- Baste the toile, try it on and mark adjustments with a pencil: ease, darts, length and shoulder slope.
- Transfer the changes to the editor (measurements or options) or to paper, and use the corrected block to design your own garments.
Cutting list
| Piece | Cut | Material |
|---|---|---|
| Back inside | 2× | Main fabric |
| Back outside | 2× | Main fabric |
| Front inside | 1× on the fold | Main fabric |
| Front outside | 2× | Main fabric |
Measurements needed
| Measurement | How to measure |
|---|---|
| High bust circumference | Around the torso, under the armpits and above the bust. |
| Chest/bust circumference | Around the torso at the fullest part of the chest, tape level. |
| Underbust circumference | Around the torso, just below the bust. |
| Waist circumference | Around your natural waist, the narrowest part of the torso. |
| Waist back | Back part of the waist circumference, side to side. |
| Bust span | Horizontal distance between the two bust points. |
| Neck circumference | Around the base of the neck, where a shirt collar sits. |
| Shoulder to bust | From the high point of the shoulder (next to the neck) to the bust point. |
| Front length | From the high shoulder point, down the front, to the waist. |
| Back length | From the high shoulder point, down the back, to the waist. |
| Shoulder width | From one shoulder point to the other, across the back. |
| Shoulder slope | Shoulder angle in degrees (usually between 10 and 15). |
FAQ
Is the princess seam block pattern really free?
Yes. Every Kutopy pattern is free, with no sign-up and no watermarks. You can sew and sell what you make.
Which measurements do I need?
This pattern uses 12 body measurements. If you don't know them, pick a standard size or follow our measuring guide.
Does it include seam allowance?
Yes, it includes 1 cm (3/8") seam allowance (outer dashed line). You can remove it in the editor.
How do I print it at full scale?
In the editor pick your paper and tap "Download PDF". At home: numbered Letter or A4 pages you tape together. At a print shop or plotter: full size on one sheet, a 36" roll or large sheets. Always print at 100% and check the 10 × 5 cm test square.
