This is a simple top-down raglan sleeve pullover with about 4” (10cm) of positive ease at the bust and no waist shaping. It has a side slit and little motifs making up the hem, neck and collar edgings. These motifs also form a design element at the back and on the sleeves.
Sample shown here is Size 1 with a finished chest circumference of 34” (86cm) modeled on a 32” (81cm) bust size.

Sizes: 1 (2, 3, 4, 5) (6, 7, 8, 9)
To Fit: 30 (34, 38, 42, 46) (50, 54, 58, 62)“ / 75 (85, 95, 105, 115) (125, 135, 145, 155) cm.
Finished Bust Measurements: 34 (38, 42, 46, 50) (54, 58, 62, 66)” / 86 (96, 106, 116, 128) (138, 148, 158, 168) cm.

Yarn: 4 (5, 6, 7, 7) (8, 9, 10, 11) skeins of Quince & Co. Sparrow (168y / 154m, 50g, 100% Linen) or
650 (750, 870, 1020, 1120) (1240, 1430, 1580, 1780)y / 600 (680, 800, 930, 1030) (1130, 1310, 1450, 1630) m of fingering weight yarn.
Choose a yarn that gives you a drapey fabric at the given gauge, but with good stitch definition.

Needles: US size 6 (4mm) circular needles or size needed to obtain gauge.
US size 4 (3.5mm) circular needles for twisted rib.
Use dpns or magic loop for sleeves.

Notions: Stitch markers: 6, stitch holders: 2

Gauge: 22.5 sts and 31 rows / rounds = 4” (10cm) in st st after blocking.