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Jasika Blazer

Closet Case Patterns

Buy the Jasika Blazer sewing pattern from Closet Case Patterns. The Jasika Blazer is a classic tailored jacket with a semi-fitted shape that will never go out of style. With just the right amount of polish and detail, Jasika is a wardrobe workhorse and a mighty skill builder. The instructions use modern speed tailoring methods, fusible interfacings and minimal hand sewing to make tailoring fun and accessible for everyone. Make a blazer you’ll want to wear forever!

This jacket is fully lined and features a classic notched collar, single button closure, back vent, shoulder pads, welt pockets, gorgeous two-piece sleeves and a flattering shape that skims the curves of the body. Optional details include pocket flaps, topstitching, decorative sleeve cuff buttons and leather or suede elbow patches.

Suggested fabrics:

Jacket body: Medium to heavyweight suitings or lightweight coatings with surface texture such as wool melton, wool flannel, crepe and tweed. Velvet, medium-heavy weight cotton, seersucker and linen may also be used. Please note: Tightly woven, smooth surfaced suitings like wool gabardine are not recommended since they can be difficult to fuse using an iron.

Lining: Rayon bemberg, charmeuse, crepe de chine, silky cottons like voile.

Pockets: Sturdy cotton like shirting, quilting cotton or muslin.

Fabric requirements:

45″ (114 cm) wide fabric:

Jacket body: Sizes 0-8 = 2.5 yd (2.3 m) // 10-14 = 2.75 yd (2.5 m) // 16-20 = 3 yd (2.75 m)
Lining: Sizes 0-8 = 1.5 yd (1.4 m) // 10-20 = 2.25 yd (2 m)

58″ (150 cm) wide fabric:

Jacket body: Sizes 0-8 = 1.75 yd (1.6 m) // 10-14 = 2 yd (1.85 m) // 16-20 = 2.25 yd (2 m)
Lining: Sizes 0-14 = 1.5 yd (1.4 m) // 16-20 = 1.75 yd (1.6 m)

Pockets: 0.25 yd (0.25 m)

Sizing: 0 – 20 (approx. UK 6 – 20). Please check the size chart and finished garment measurements.

Notions: Fusible weft interfacing (1.5 yd/1.4 m); fusible knit interfacing (1 yd/0.8 m); horsehair canvas (0.25 yd/0.25 m); 1/4″ wide cotton stay tape (2.5 yd/2.4 m); shoulder pads (1/4″-3/8″ thick); sleeveheads or lambswool/cotton batting cut into 2″ wide bias strips; optional: leather or suede for elbow patches; one lapel button (3/4″/19 mm); one clear button; optional: six sleeve buttons (5/8″/26 mm); handsewing needles and thimble; tailors ham and seam roll; press cloth (cotton or silk organza); point presser or wood clapper; polyester thread; optional: topstitching thread for collar; optional: silk basting thread.

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Additional information


Heavyweight Cotton / Twill / Gabardine, Linen, Velvet / Velveteen, Wools / Suiting

Make time

All weekend or longer

Sewing level

Intermediate, Advanced


UK 6 / US 2 / EU 34, UK 8 / US 4 / EU 36, UK 10 / US 6 / EU 38, UK 12 / US 8 / EU 40, UK 14 / US 10 / EU 42, UK 16 / US 12 / EU 44, UK 18 / US 14 / EU 46, UK 20 / US 16 / EU 48

Pattern format


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