This is Los Castillo design #674 which is a hand chased pre-1948 cuff. It shows its Mexican history with work marks all through its underneath. It is a stunning 94 grams heavy and its face is 2 3/8th's at its widest. The size is a 1.25in. gap and a 2.5 diameter. It can be professionally sized up or down. This silver is thick and monumental. This piece is timeless in it's design and definitely collector quality, just LOOK AT THAT NECKLACE!