This is a simple design that will not compete with dress designs, but will fill in your neckline.  Light Siam is a beautiful red

 This necklace comfortable against the skin, it is not stiff or scratchy. It closes in the back with velcro.

The stones are not secured with any metal fittings so this will not snag your costume or your partners. The clear design will match any dress that you own because it has flesh tone background the only thing visible are the crystals.