N42 Neodymium Ring Magnet - 25mm O.D x 16mm I.D x 5mm thick - 20.72lbs Pull
Rectangle Inlay Signet Ring, 16mm – SKYDOG
14K WHITE GOLD SHARED PRONG 16MM ROUND HALO SPLIT SHANK ENGAGEMENT RING | Genovese Jewelers | St. Louis, MO
16mm Unwelded Stainless Steel O-Rings
3 4 5 6 8 10 12 14 16 mm Silver Gold Jump Rings Single Loops Open Jump Rings & Split Rings Connectors for DIY Jewelry Finding
14G Long Belly Ring 12/14/16mm Navel Piercing Jewelry Reverse Belly Button Rings | eBay
Amazon.com: Silver Metal Rings for Crafts,Macrame Rings,Craft Rings,O Rings Metal,Metal Circle,Small Metal O Rings Heavy Duty Round Ring for Bags Belts Dog Leashes (16MM 100PCS)
16mm x 4mm (24mm OD) Nitrile O-Rings – Totally Seals
GURHAN Amulet Gold Cocktail Ring, 16mm Round, with Diamond