PARTS OF FOUR システマリング ブラウンダイヤモンド - アクセサリー,Sistema Ring (0.1 CT, Diamond Slab, 4mm, MA+DIA) – Parts of Four,Sistema Ring (0.1 CT, Diamond Slab, 4mm, MA+DIA) – Parts of Four,PARTS OF FOUR - Sistema Ring (0.2 CT, Diamond Slab, 9mm, MA+DIA) – Atelier New York,Sistema Rings – Parts of Four