Vintage 1960's 14kt yellow gold diamond and black enameled ring with a center round diamond weighing approximately .23ct (I color, SI2 clarity) with a surrounding of 3 levels of 12 black enameled marquise shaped sections in each level with a surrounding of 12 small round diamonds total weighing approximately .36ct total. (H/I color, SI1/SI2 clarity). 13.23 grams. 21mm diameter. Currently size 6.5 and is sizable.