Monitor de freqüência cardíaca com tela de toque total de 1,28 polegadas G1 smart watch monitor de freqüência cardíaca IP68 à prova d'água preto
How wide is the watch band?
20mm is the size of the watch band if you want to order a replacement band. I replaced the band with a magnetic one soon after I bought it. I love this watch and have had it going on 2 years. Good luck and hope I answered your question.
The wide is 20cm