With larger needles cast on 63 (74, 83) sts. Knit 4 rows.
Change to St st (k on RS, p on WS) and work until piece measures about 9 1/2 (10, 11) in. (24 (25.5, 28) cm) from beg, end with a WS row.
Next (Decrease) Row: K3 (2, 2), (k2tog, k1) 20 (24, 27) times – 43 (50, 56) sts remain at the end of this row. Bind off.
Note: Binding off the skirt, then picking up sts with a smaller needle creates the a-line shape of this dress.
With RS facing and smaller needles, pick up and k43 (50, 56) sts evenly spaced across bound-off row (top of Skirt).
Purl 1 row.
Next (Increase) Row (RS): K2 (3, 3), (k into front and then into back of next st [making an increase of 1 st], k1) 20 (22, 25) times, k1 (3, 3) – total sts increased to 63 (72, 81) at the end of this row.
Continue in St st until piece measures 10 (10 1/2, 12) in. (25.5 (26.5, 30.5) cm) from beg, end with a WS row.
Bind off 7 (7, 8) sts at beg of next 2 rows – 49 (58, 65) sts rem.
Next (Dec) Row (RS): K1, k2tog, k to last 3 sts, k2tog, k1 – 47 (56, 63) sts rem at the end of this row.
Next (Dec) Row (WS): P1, p2tog, p to last 3 sts, p2tog, p1 – 45 (54, 61) sts rem at the end of this row.
Rep last 2 rows until 43 (50, 55) sts rem.
Work even in St st until piece measures about 11 1/4 (12 1/4, 13 3/4) in. (28.5 (31, 35) cm) from beg, end with WS row.
Next Row (RS): K12 sts and slip to a holder, bind off next 19 (26, 31) sts, then k to end of row.
Continue on these 12 sts only for right shoulder.
Purl one row.
Next Row (RS): K1, k2tog, knit to end – 11 sts rem.
Next Row (WS): Purl to last 3 sts, p2tog, p1 – 10 sts rem.
Rep last 2 rows until 7 sts rem. Work even on these 7 sts until Front measures 14 (15 1/2, 17) in. (35.5 (39.5, 43) cm) from beg. Bind off.
Slip 12 sts from holder back onto smaller needle, ready to work a WS row.
Rejoin yarn and purl one row.
Next Row (RS): Knit to last 3 sts, k2tog, k1 – 11 sts rem.
Next Row (WS): P1, p2tog, purl to end – 10 sts rem.
Rep last 2 rows until 7 sts rem. Work even on these 7 sts until same length as right shoulder. Bind off.
Make same as for Front.
Seam Back to Front across top of right shoulder.
Note: Edging on neck and armholes is simply a narrow band of sts that are picked up and then immediately bound off, without working any rows.
From RS with smaller needles, and beg at left shoulder, pick up and k88 (104, 116) sts evenly spaced around neck. Bind off. Sew left shoulder seam including edging.
From RS with smaller needles, pick up and k59 (70, 70) sts evenly around armhole. Bind off. Rep edging around other armhole. Sew side seams, including edging. Weave in ends.