US: XL to Europe Size 19

US: XL: 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.

Europe Size 19: Corresponds to a wrist circumference baseline of 17.5 $\text{cm}$ (6.9 $\text{in}$), bracelet length of 19.5 $\text{cm}$ (7.7 $\text{in}$), and fit classification Standard / Regular.