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The Keystone Denims — Modular Selvedge Jeans Sewing Pattern
Sewing pattern · Roughcut

The Keystone Denims

A modular selvedge jean system designed to teach how a pair of jeans is actually constructed — while giving you complete freedom to design your own version.

Skill 4 of 5 · structured construction, heavy fabric, precise work

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Printed patterns go out every Monday. Order within to make this week's run.
Instant download Full build on film Lifetime updates Any home machine
What you'll come away knowing

Eight things you'll keep

Flat-felled seam construction
Button fly & zip fly construction
Front & back pocket systems
Structured waistband construction
Buckle & hardware installation
Double-knee reinforcement
Selvedge outseam construction
Heavy topstitch detailing
The build, start to finish

Watch it made before you cut

Keystone Denims — full build-along
Keystone Denims — full build-along Watch on YouTube ↗
Fabric

What to make it in

Selvedge denim — 13–16 oz recommended
Heavyweight non-selvedge denim
Japanese or European shuttle-loom denim

Weights and sourcing are in the materials list that comes with the pattern.

The files

What arrives

FormatsA0, A4 and US Letter
SizesLayered — print only your size
Seam a/w¼″ already included — cut on the line
Also insidePanel labels, notches, cutting layout, materials list

Never printed a pattern before? The print & tiling guide covers it in about twenty minutes.

Before you cut

Measure the 2″ test square first. It's the only thing that goes wrong, and the only thing you can't undo. Print at 100%, from a laptop rather than a phone.

Buy a little more fabric than you need, and run the tricky part once in something cheap before you touch the good stuff.

Never made a pattern before? Start with the free ones — they're the same system, no risk.

Stuck? Message me.

Not a help desk — me, on WhatsApp, usually the same day. Missing files, printing trouble, or a seam that isn't behaving.

Message on WhatsApp →
£15.95Digital Download