Seems to be a reasonable reduction for a fine quality retailer. Here's the online description:
Richard Nicolls Collection Zoe Womens Shirt & Top
This exclusive collection is an expression of elegance and style. Zoe features satin bib, collar, cuffs, hem and tie, removable camisole with satin straps and trim and satin covered buttons. Triple silk georgette. Imported.
Colour: Deep Blue
Currently available in sizes 4, 6, 8, 10, 12, 14, 16 & 18