US: XS to Europe Size 20

US: XS: Corresponds to a wrist circumference baseline of 14 $\text{cm}$ (5.5 $\text{in}$), bracelet length of 15 $\text{cm}$ (5.9 $\text{in}$), and fit classification Snug / Compact.

Europe Size 20: Corresponds to a wrist circumference baseline of 19 $\text{cm}$ (7.5 $\text{in}$), bracelet length of 21 $\text{cm}$ (8.3 $\text{in}$), and fit classification Relaxed / Expanded.