▶ Designing Jewelry on the iPad with ProCreate - YouTube (shows some great Procreate techniques)
▶ how to bring in your own sketch to procreate and mirror it so the other half is identical!
Procreate Is A Full-Featured Mobile Easel And More
Procreate (iOS) tips and tricks | sketchyTech
sketchyTech: Procreate (iOS) tips and tricks