18kt yellow gold 5mm 18kt yellow gold Petite Chatelaine pavé diamond and pink tourmaline stud earrings from DAVID YURMAN featuring tourmaline accents, pavé setting, post back closure and for pierced ears. Two's company. These earrings come as a pair.. To ensure the shine and polish of your David Yurman piece, wash with a little non-bleach, soapy water and wipe clean with a soft cloth..