Item Type: Engagement&Wedding Ring Surface Width: 2.3mm Setting Type: 4-Prong Setting Main Stone Type: DovEggs Moissanite Stone Size: 4mm G-H-I color moissanite , 1.25 ctw round cut moissanite Accent Stone: moissanite Guarantee 1: Moissanite Test Positive by Thermal Diamond Testers Guarantee 2: Sterling Silver setting Every jewelry comes with a certificate of warranty card as well as a beautiful gift box.