Gris et or: La Pluie en mer probably dates from the mid-1880s and was first exhibited in 1887. 1
It is possible that it was the watercolour Blue and grey - Sea and Showers [M.1054] exhibited at Messrs Dowdeswell's in 1886. 2
1: Exposition Internationale de Peinture et de Sculpture, Galerie Georges Petit, Paris, 1887 (cat. no. 194). YMSM 1980 [more] (cat. no. 362).
2: MacDonald 1995 (cat. rais.) [more] (cat. no. 1054).