Leviathan in the foreground (British), St. Augustine (Spanish) beyond. But the base is a puzzle, as these two are a small part of a giant diorama at 1:50 that includes the Sta. Trinidad and a half dozen other ships and sloops.
At that scale the masts are 5-6 feet tall!
This is a fabulous thing, and worth going through the various sites on the www.
Makes me want to get out the 1:100 Victory and get that upper gun deck on.