This ring is crafted from solid .960 Argentium Silver, which is anti-tarnish, hypoallergenic, and naturally brighter than white gold. The main stone features a stunning 3.5 ct marquise-cut moissanite diamond. The stone measures 7.5 mm x 15 mm, making it quite large. It is GRA certified with VVS1 clarity, D color, and an excellent cut rating. All moissanite diamonds come with certification cards.