Men’s black formal suit (Coulsdon, nr, train station)

Men’s black suit with purple interior, single breasted jacket from Greenwood’s menswear .
Label on trousers indicate 36 ins waist and S leg length.The hem one one keg is coming down so needs a little stitch.Jacket doesn’t appear to have a size ,however , the general measurement would normally indicate a 42 ins chest .
Spare buttons on inside pocket .