Garment & Textile · Construction
Seam Allowance
USUK
US/sim əˈlaʊəns/
Extra fabric beyond the stitch line to allow seam construction.
Origin
Global
Era
Modern
Also known as
SA, Turn of cloth
Images
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Video
Industrialist View
Industrial standard 1 cm (3/8"); home-sewing 5/8". Curves/armholes often reduced to 6–10 mm.
Tailor & Garment-Worker View
Mark clearly on pattern; overlock raw edge to prevent fray.
Construction & Use
'Hong Kong' binding encases raw seam for luxury.