Violet and Silver: A Deep Sea dates from September 1893. 1

In the following January Whistler described two similar seascapes, 'Two paintings of mine - sea pieces … The pictures are quite new, having been painted only this autumn' (that is, in the autumn of 1893). 2

Violet and Silver: A Deep Sea, Art Institute Of Chicago

Dark Blue and Silver, Hill-Stead Museum

These two, reproduced above, were then exhibited at the Grafton Galleries.