Based on the maths of concentric circles, Concentricity is a fun beret to knit, and is simpler than it first appears. Worked almost entirely in rib, the pattern is worked top down and in the round.

Yarn
96 (123, 153) yd/88 (113, 140) m
25yd/23m for a 6x6in/15x15cm swatch in St.St.
Aran weight, plied yarn

Needles & Notions
Set 4.5mm/UK7/US7 DPNs/Circular or size needed to obtain gauge
Stitch marker as necessary
Tapestry needle

Sample details
Shown in Rowan Pure Wool Aran (186yd/170m per 100g; 100% Wool)
Shown in size 20in/51cm on model with 21.75in/52.25cm circumference head

Alternative yarns
Lorna’s Laces Shepherd Worsted Solids (225yd/206m per 4oz/114g; 100% Wool)

Gauge
18 sts x 24 rows to 4in/10cm on 4.5mm needles over St.St.
17 sts x 28 rows to 4in/10cm on 4.5mm needles over Twisted Rib, lightly stretched

Sizes
To fit size: 17 (20, 23) in/43.25 (51, 58.5) cm
Finished size: 15 (17.5, 19.75) in/38 (44.5, 50.25) cm
Beret diameter: 10 (11, 12) in/25.5 (28, 30.5) cm

Skills required
Knit & purl sts, knitting in the round, increases & decreases, specialist cast-on.

Pattern contents
Written instructions; illustrated tutorials for Circular cast-on & Knitting in the Round

Accessibility Statement
The main PDF for this pattern is colour blind accessible. It uses black text on a white background and does not rely on colour.

Support
Do you need help with this pattern? We have a specific discussion thread in the Wormhead’s Hats group where you can ask any questions.

Published May 2010
PDF file size: 3.2MB
Product code: WW106KConcentricity
Technical editor: Tana Pageler