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Quilting · Pieced block quilt

Nap-Time Diamonds

Nap-Time Diamonds finishes at 40 x 48 in from 4 x 5 blocks in 3 fabrics.

Math-verified, not yet hand-tested

What was checked: the pieces tiling each block, the block count and finished size, the yardage per fabric with the seam allowance.

Finished size
40 × 48 in
Blocks
4 × 5 blocks, each 8 in finished
Seams
1/4 in
Fabric width
42 in
Fabrics
4
Backing
2.8 yd
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The first rows are free to read below. Every library pattern and its PDF are included with any plan.

Buy the supplies6 items
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FabricBuyCutting
Lavender1 yd (needs 0.875)20 HST squares (pair with W, makes 40) 4.875 x 4.875 in (3 strips of 4.875 in); border: 5 strips 2.5 in x WOF
Aqua1.5 yd (needs 1.125)20 HST squares (pair with W, makes 40) 4.875 x 4.875 in (3 strips of 4.875 in); border: 4 strips 2.5 in x WOF; binding: 5 strips 2.5 in x WOF

Half-square triangles: pair the HST squares right sides together, draw the diagonal, sew 1/4 in either side, cut on the line, press, trim to 4.5 in.

Blocks:

  • Block P: W/L W|L / L|W L/W
The full pattern, with its cutting plan and every step, is included with a plan

Every library pattern and its PDF are included with any plan. The first rows, the supplies and the notes are free to read.

Get a plan
CategoryItemAmount
fabricLavender quilting cotton1 yd
fabricAqua quilting cotton1.5 yd
fabricWhite quilting cotton1 yd
fabricBacking fabric2.75 yd
notionsBatting, at least 48 x 56 in1
notionsQuilting thread1

Inputs

Sizes are computed from these fixed inputs: wof (in) 42, seam (in) 0.25, target (in) 40, 48, size tol (in) 4. A different gauge or stock makes a different size; the counts do not change.

Brief

“I'm after a nap-time quilt around 44 x 48 in built from square-in-square and half-square-triangle blocks in lavender, aqua and white, with a simple two-round border and easy beginner-friendly piecing.”

Checks

The counts, part sizes and placement were checked by computation on 29 September 2026 (verified on attempt 2); the piece has not yet been made by hand. If yours comes out differently, tell us and we will look at it.

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