Sony today has officially announced the new FE C 16-35mm T/3.1 G Lens for full-frame E-mount cinema cameras. Currently, there is no price info about this lens, release date is expected in early 2020. You can check price & pre-order option at B&H Photo Video.
Sony also teases two other full frame cinema lenses along with SELC1635G, these two cinema lenses could be FE C 24-70mm T/3.1 G Lens and FE 70-200mm T/3.1 G Lens. Stay tuned for more info.