Forced chain necklace that closes from 40 to 43 cm (adjustable) the heart is studded with cubic zirconia, black spinel color, heart size 14 * 14 mm made entirely of 925 silver and rose gold plated, with first choice stones * instructions for use: The yellow and pink gold are baths, i.e. layers of galvanic applied to the jewel. With time or in contact with very corrosive elements they tend to fade and the treated parts tend to return to the color of silver. It is recommended to follow the instructions for use sent with the jewel.