It’s clearly not toilet-related. Unless he found it in the holding tank.Because it's nicely engraved, I'm betting it's a nautical bit of jewelry--a necklace pendant hung from a chain through the ring....something you might find in a boat show booth.
Not too far off, I'd say. Looks like a belt buckle for a rope belt. The anchor would fit through a loop, the circle would have the belt tied to it.Moveable small cleat likevthingy... Soft tie through the loop to attach where needed....
It's nicely welded, that's for sure. The "nautical bit of jewelry" dovetails nicely with @Ron20324 and his belt buckle idea.Because it's nicely engraved,
That's where I think I've seen one before.line brake for jibe prevention?
Found it in a very heavy satchel filled with rigging such as turnbuckle parts, anchor swivels and blocks of all shapes and sizes. I'll look for the photo later.Unless he found it in the holding tank.