DIY Ring Making, with Vintage Adjustable Iron Finger Ring Components and Natural/Synthetic Gemstone Cabochons, Antique SilverSize: Finger Ring: Oval Tray: 13x18mm; 17mm, 1pc; Finger Ring: 17x5mm; Oval Tray: 18x13mm, 1pc; Finger Ring: Oval Tray: 13x18mm; 17mm, 1pc; Finger Ring: Flat Round Tray: 20mm; 17mm, 1pc; Finger Ring: Flat Round Tray: 20mm; 17mm, 1pc; Finger Ring: Flat Round Tray: 20mm; 17mm, 1pc; White Jade Cabochons: 18x13x5mm, 1pc; Green Aventurine: 18x13x5mm, 1pc; Rose Quartz Cabochons: 18x13x5mm, 1pc; Tiger Eye Cabochons: 20x6mm, 1pc; Lapis Lazuli Cabochons: 20x6mm, 1pc; Turquoise Cabochons: 20x7mm, 1pc.