The ring was made in the 1940s. It is marked 14k and is solid white gold. The ring weighs 3.2 grams. The diamond set in the center is a European Cut Natural Diamonf that measures 3.8 mm in diameter which makes it approx .20 cts. The diamond is VS2  H color. The ring wears to a size 5.5 and can be resized. It could use a cleaning.