What sizes does the dial come in? Renee July 23, 2017 10:02 Follow At launch, medium and large sizes are available. Also, each size has an extender to make them a little bigger. Related articles Can I get a bigger extender? What is normal battery life? Does streaming music cost money? Will a larger or smaller size be available? Is the dial water resistant? Comments 0 comments Please sign in to leave a comment.