316L implant grade surgical steel external thread 14G belly bananas with REG ball set of 5mm upper and 8mm lower jewel in a variety of colors. Also available in limited sizes is SMALL ball set of 4mm upper and 6mm lower jewels. Not recommended for autoclave but most colors except tanzanite seem to be fine. Tanzanite bleeds in autoclave.
Note: Blue Zircon is a bolder version of aquamarine, more like turquoise, Hyacinth is blood-orange, Tanzanite has a grey purple tone.
