You will need 7 buttons - approximately 3/4” (18 mm) each.

Finished measurements:
Chest circumference: 37.25( 42, 45.75, 50, 53.5, 58)“ 96( 107, 116, 127, 136, 147) cm
Finished length: 21( 21.75, 22.5, 23.25, 24, 24.75)” 53( 55, 57, 59, 61, 63) cm
Sleeve seam: 17.25( 17.75, 17.75, 18, 18, 18)“ 44(45, 45, 46, 46, 46) cm

Yarn used
Sirdar Haworth Tweed
A. 909 Moordale Moss - 1(1, 1, 2, 2, 2) balls
B. 904 Calder Sky - 1(2, 2, 2, 2, 2) balls
C> 907 Ryedale Rust - 1(1, 1, 1, 1, 2) balls
D. 910 Harewood Chestnut - 1(2, 2, 2, 2, 2) balls
E. 911 Cotton Grass Cream 0 1(2, 2, 2, 2, 2) balls
F. 905 Heathered Bilberry - 1 ball for all sizes
G. 913 Millstone Grey - 1 ball for all sizes
H. 906 West Riding Red - 1 Ball for all sizes
I. 908 Bronte Bronze - 2 balls for all sizes