All three of the bracelets are marked 925 Mexico, and they are 1.....almost 3/8 of asn inch wide, and 2 1/2 inches inner diameter. 2.....1/4 of an inch and 2 1/2 inches inner diameter. 3.....Just over 1/8 of an inch wide and 2 5/8 inner diameter. All the bracelets have a fair amount of weight to them, and they look great worn all together.