Octopus Saddle Ring - Lapis Lazuli and Black Onyx - Will fit like a Size 10Nautical Collection Octopus Ring DETAILS: Octopus Ring Sterling Silver Lapis Lazuli and Black Onyx Size: Will fit size 10 the best This ring measures a 10. 5 on a ring mandrel, and may fit and feel smaller than the mandrel size depending on your knuckle and with finger swelling. Back of ring shank measures 6. 2mm wide for reference. A little info regarding the fit of saddle style rings: Saddle rings will fit more snug than most rings due to the wider