This pattern has instructions for two pullovers with different button details.
You will need 9(9, 9, 10, 10) buttons for the sweater with Buttoned Shoulders (3-4 are also sewn onto the left hand side of the sweater). You will need 4 buttons for the placket neck sweater.

Finished measurements:
Bust circumference: 34(36, 38, 40.25, 42.5, 44.75)“ 86( 91, 97, 102.5, 108, 113.5) cm
Finished length - Buttoned Shoulders - 23.25( 23.5, 24, 24.5, 24.5, 25)” 59( 59.5, 61, 62, 62, 63.5) cm
Finished length - Placket opening - 21.75( 22, 22.5, 23, 23, 23.5)“ 55( 56, 57, 58.5, 58.5, 59.5) cm
Sleeve seam - both - 13.5( 14.5, 15, 15,15.5, 15.5)” 34.5( 37, 38, 38, 39.5, 39.5) cm

Yarn used:
King Cole Shine DK
Shade 1887 Rhapsody
Buttoned Shoulders - 3(4, 5, 6, 6, 7) balls

Shade 3268 Moonlight
Placket Neck - 3(4, 5, 6, 6, 7) balls