Talitha tasselled black blazer with embroidered designs ladies size 4

Elegant Talitha black blazer with tassels embroidered designs used but in very good condition there’s a red stain on the tag but that’s it . it says size 12 but that’s not a US size it’s a very snug fit ! Fits More like a Size 2 US pls have a look at the measurements! lenght is 27 shoulder to shoulder is 14 sleeves are 17 and tessels are 5 long pit to pit is 17