?ADD-ON ITEM? Note, This item is meant to be an ADD-ON to another purchased necklace. If you are purchasing this separately, I’m assuming you have tools. ?CUTE SIZE? Diameter 0.41 in (12mm) ?UTMOST QUALITY? Made from alloy that show a very silverly gloss. ?ATTACHMENT PREFERENCE? Please indicate if this is attached to the other necklace in the order, or separate. If not specified, we will use our best judgement.