Traditional pattern, mid-1800s, public domain
An elaborate eight-pointed star variation that combines a central Ohio Star with surrounding diamond and triangle units to create a large, complex medallion block. The overlapping geometric elements evoke the spokes and rim of a wooden cartwheel.
The Carpenter's Wheel emerged in the mid-1800s as a complex extension of the basic star block. Its name references the large wooden wheels built by wheelwrights and carpenters, an essential part of rural life before mechanized transportation.
This pattern was considered a mark of an accomplished quilter due to its numerous set-in seams and precise angle work. It was frequently featured in quilting competitions and was a popular choice for best or masterwork quilts in Midwestern American communities.
Also known as: Dutch Rose, Double Star, Wheel of Fortune
finished Block Size
20 inches
seam Allowance
1/4 inch
grid Basis
Central Ohio Star on 4x4 grid surrounded by 8 radiating diamond and triangle extensions
units Required
1 center Ohio Star (9-patch with quarter-square triangle corners), 8 large diamonds, 16 background triangles, 4 corner squares
All measurements include 1/4" seam allowance unless noted.
| Piece | Fabric | Cut Size | Qty | Notes |
|---|---|---|---|---|
| Center square | Red | 4.5" x 4.5" | 1 | — |
| Ohio Star QST squares (large) | Purple | 5.25" x 5.25" | 2 | Cut diagonally twice for quarter-square triangles |
| Ohio Star QST squares (large) | Yellow | 5.25" x 5.25" | 2 | Cut diagonally twice for quarter-square triangles |
| Ohio Star side squares | Yellow | 4.5" x 4.5" | 4 | — |
| Outer star diamonds | Purple | 4.5" diamond (45°) | 8 | Cut with 45-degree diamond template or ruler |
| Background fill triangles | Yellow | 5" x 5" | 8 | Cut in half diagonally for 16 triangles |
| Corner squares | Yellow | 5.5" x 5.5" | 4 | Measure against assembled star before cutting |
| Accent triangles | Red | 3.5" x 3.5" | 4 | Cut in half diagonally; placed between outer diamonds |
Make 4 quarter-square triangle (QST) units from the 5.25-inch purple and yellow squares: layer two contrasting squares right sides together, draw a diagonal line, sew 1/4 inch on each side, cut apart, then pair the resulting HSTs and repeat the process to create QSTs. Trim to 4.5" x 4.5". Arrange in a 3x3 grid with the center square and 4 side squares. Sew together.
Tip: Press QST seams open to reduce bulk at the center of the star points.
Using a 45-degree diamond ruler or template, cut 8 identical diamonds from purple fabric. Mark the 1/4-inch seam allowance at each corner for set-in seam construction. Also cut red accent triangles and background fill triangles.
Tip: Mark the 1/4-inch sewing start/stop points with a fabric pen on the wrong side of every diamond.
Set in the 8 outer diamonds around the perimeter of the Ohio Star using Y-seam construction. Sew each diamond to one side of the center star, starting and stopping 1/4 inch from each end. Work around the star in sequence, pressing after each addition.
Tip: Sew from the inner angle outward — never sew across a seam intersection when setting in.
Set in the 16 background fill triangles between the outer diamonds. Add the red accent triangles at the four cardinal points between diamond pairs. Each requires a set-in seam joining two adjacent diamonds and the fill piece.
Tip: Pin at the pivot point, sew one side, then pivot the piece and sew the other side.
Measure the assembled star carefully, then trim corner squares to fit precisely. Set in the 4 corner squares to complete the block shape. Press all seams toward the background fabric.
Tip: Measure the block before cutting corners — slight variations in star construction may change the required size.
Press the entire block from the front, misting lightly with starch for stability. Square the block to 20.5" x 20.5" including seam allowances. Verify all 8 outer star points are sharp and symmetrical.
See how this traditional pattern looks in different color combinations.
Single block medallion quilt with multiple pieced borders
Four blocks with sashing for a wall hanging
Alternating with plain setting squares for a bed quilt