Right now US readers should check out the Gold Box deal on the Rokinon and Sigma lenses (Click here).
The Sigma lens is actually form the “old” generation but de facto has the same quality of the new Sigma E-mount lenses. And today Sigma officially confirmed that those will ship within March. Preorders here:
Black Sigma 19mm f/2.8 lens at Bhphoto (Click here).
Silver Sigma 19mm f/2.8 lens at Bhphoto (Click here).
Black Sigma 30mm f/2.8 lens at Bhphoto (Click here).
Silver Sigma 30mm f/2.8 lens at Bhphoto (Click here).
Black Sigma 60mm f/2.8 lens at Bhphoto (Click here).
Silver Sigma 60mm f/2.8 lens at Bhphoto (Click here).