Newly released Underwater Housing for Fujifilm X-T2 from www.seafrogs.com.hk Will work with these lenses, depending on a port:
Fujinon XC 16-50mm F3.5-5.6 OIS II 
Fujinon XF 16-55mm F2.8 R LM WR
Fujinon XF 18-55mm F2.8-4 R LM 
Fujinon XF 10-24mm F4 R OIS
Price start at 297US$ including Free 2-4 days Expedited shipping to most countries.

available for purchase here