The official Doctor Who page has posted a detailed video of Fourteenth Doctor‘s (David Tennant) new sonic screwdriver, for the 60th anniversary episodes.
There has also been a photo released; the new sonic has metallic silver and copper features, with white marble effect near the button and a blue light.

The video pans inside the digital 3D model; revealing Gallifreyan patterns and the illumination of the sonic device.
New Sonic Screwdriver
BBC’s Doctor Who 60th anniverary episodes begin in November 2023 – starring David Tennant and Catherine Tate, followed by the Christmas special with Ncuti Gatwa and Millie Gibson.
Filming recently wrapped on series 14.