Sweater by dirk van saene. Made in lightweight black wool, has high, rounded neck with contrast edge, ribbing at cuffs and hem. Silhouette of neck tie (necktie?) has been knitted into pattern of sweater using contrasting cream wool fibres. Shown in picture 9 hung on rack in a flat shop bathroom, reversed version (black tie on white cream base) in picture 10 from a spread in NºA Magazine featuring Dirk van Saene. Said spread also shows possibility of wearing with real (here, bow) tie. Magazine published August 2001, dating sweater to some time prior to that.

Size 42 (IT womens), tight fit but looking at measurements likely fits smaller
Check measurements to confirm fit
All measurements taken flat

Shoulder width: 30.5 cm
Width (at underarms): 35 cm
Length (neck to hem): 53 cm
Sleeve length: 61 cm
Hem width: 24 cm

100% wool
Made in italy
2001 or earlier