Please do the following:
Go to Settings on your Apple Watch > General > Wake Screen > Wake Screen on Wrist Raise (switch the toggle on) > Scroll down and select Always
Also, make sure to add Hole19 to the "Dock" section:
On your iPhone go to the Watch App > My Watch tab > Scroll down > Dock > Edit > Tap on the + icon to add Hole19 and choose the position by dragging the cell > Done
Doing this allows you to access Hole19 on your Apple Watch simply by tapping the side button beneath the Digital Crown.