Beautiful St. John knit detailed button up Cardigan. Size 6/8

This beautiful, heavy knit cardigan jacket is in excellent condition from a very exclusive, Palm Beach Estate sale. The designer and size tags are missing however, the buttons are St. John as indicated in the photo. Additionally, the last photo is of a very similar design sweater currently on the website. Measures like a 6/8. Bust: 18 inches across unstretched . From a smoke free home.