Wish they had one for my Samsung phone.
There are a number of universal enclosures on the market that take pretty much any phone of a reasonable size.
KRH04 Universal Smart Phone Housing - Kraken Sports
WFH01 Smart Housing with Sensor - Weefine | Underwater Photography Equipment for SCUBA Diving
DIVEVOLK SeaTouch 3 PRO underwater iPhone diving housing ,iphone diving case compatiable to iPhone/ Samsung/ Hua Wei cellphone
Sea frogs Seafrogs General Housing For Smartphone Black, Scubastore