Swan Bowl (or planter), Imperial LIG
One auctioneer refers to these 9-inch swans as planters. They are found mostly in smoke like this one. It sold in 2017 for $90. Two more sold the same year for $25 and $30.

Also in 2017 a marigold example sold for $15 and a marigold on milkglass brought $40.

In 2020, an ice green example sold for $75.

Updated 6/2/2020