US: 6-9M to Europe Size 62

US: 6-9M: Corresponds to a height baseline of 68 $\text{cm}$ (26.8 $\text{in}$), a weight baseline of 8 $\text{kg}$ (17.6 $\text{lbs}$), and a chest baseline of 47 $\text{cm}$ (18.5 $\text{in}$).

Europe Size 62: Corresponds to a height baseline of 62 $\text{cm}$ (24.4 $\text{in}$), a weight baseline of 6.5 $\text{kg}$ (14.3 $\text{lbs}$), and a chest baseline of 44 $\text{cm}$ (17.3 $\text{in}$).