The turrets on the top of the building are in two stages (or three, really, but the last one won’t happen until all the goldwork is done). The base of the turrets are in the same red as before, and here they are:
The domes are in a new colour, a strong green, Madeira stranded cotton no. 1304:
There are also features on top of the domes (I’m not sure what to call them. Finials, maybe), and they’re in gold, with no colour:
The very top bits will be done later. The top of the building next!