So I completely missed this addition to the GE line-up:
https://www.amazon.com/GE-Lighting-Required-SmartThings-14294/dp/B07DLD3T9K/ref=sr_1_4?s=hi&ie=UTF8&qid=1546997176&sr=1-4&keywords=ge%2Bz-wave%2Bdimmer%2Bswitch&th=1