Photorumors spotted a leak at digicame-info of the Sony 24mm f/1.4 GM which should launch very shortly. It will have a 67mm filter size and weigh about 445g.
Update #1: asked to remove the leaked image
Update #2 – more pictures leak of the upcoming Sony FE 24mm f/1.4 GM
via Photorumors, Digicame-info