Great Palace Mosaic Museum
(90) 212 518-1205
Hacımimi Mh., Lüleciler Arastası Sk,
80200, Istnbul, Turkey
Variable: Better to call before visiting.
A small side stop next to the Arasta Bazaar is the Great Palace Mosaic Museum Museum. There, restored and displayed, are a myriad of Byzantine mosaics that used to decorate the pavement of a peristyle courtyard circa (r. 527-565). Quite interesting in terms of style and complexity.
Here is a link to a 3d rendering of the www.byzantium1200.com/mosaic.html.