NOS Vintage Bow Tie Cabinet Cubboard Latches w Keeper Round Plate Style w Screws.
Latch has some rust/black paint. Screws are used, so variety of types.
Overall measures 1 3/4" in diameter -- see photos. Orders of 2 or more latches are too heavy for 1st Class & will be shipped in a small flat rate for total of $8 shipping.