Here we have a used Driver Side Door Window Outer Weather Strip / Window Moulding Trim / Seal for Nissan Skyline R34 GT-T & R34 GTR.
Genuine Nissan part. Has some small damage on it which can be seen in the close up photos.
Nissan Skyline GT-T R34 (1998-2002)
Nissan Skyline GTR R34 (1999-2002)