United Kingdom Size Magnetic Stud 8mm to US: 20G Standard Stud

United Kingdom Size Magnetic Stud 8mm: Features a post thickness of 0 $\text{mm}$ (0 $\text{in}$), hoop inner diameter of 0 $\text{mm}$, gemstone carat equivalence of 1.00 ct Equivalent, and earring style Magnetic / Non-Pierced.

US: 20G Standard Stud: Features a post thickness of 0.8 $\text{mm}$ (0.0315 $\text{in}$), hoop inner diameter of 0 $\text{mm}$, gemstone carat equivalence of 0.25 ct - 0.50 ct, and earring style Stud / Minimalist.