United Kingdom Size 20mm Medium Hoop to US: 12mm Classic Huggie

United Kingdom Size 20mm Medium Hoop: Features a post thickness of 1.2 $\text{mm}$ (0.0472 $\text{in}$), hoop inner diameter of 20 $\text{mm}$, drop length of 20 $\text{mm}$, gemstone carat equivalence of N/A, and earring style Hoop / Everyday Medium.

US: 12mm Classic Huggie: Features a post thickness of 1 $\text{mm}$ (0.0394 $\text{in}$), hoop inner diameter of 12 $\text{mm}$, drop length of 12 $\text{mm}$, gemstone carat equivalence of Pave Accent, and earring style Huggie / Medium Lobe.