United Kingdom Size 20G Delicate Stud to US: 6mm Tiny Helix Hoop

United Kingdom Size 20G Delicate Stud: Features a post thickness of 0.8 $\text{mm}$ (0.0315 $\text{in}$), hoop inner diameter of 0 $\text{mm}$, drop length of 5 $\text{mm}$, gemstone carat equivalence of 0.10 ct - 0.25 ct, and earring style Stud / Minimalist.

US: 6mm Tiny Helix Hoop: Features a post thickness of 0.8 $\text{mm}$ (0.0315 $\text{in}$), hoop inner diameter of 6 $\text{mm}$, drop length of 6 $\text{mm}$, gemstone carat equivalence of N/A, and earring style Cartilage Hoop / Snug Helix.