New for Old

I wonder if this was part of an insurance claim, getting 'new' for 'old'?

George Heriot's School with lots of new stone work that shows up like a jigsaw in parts. A whole new tower/turret by the looks of it!

A bit of historical detail for those interested:
http://www.george-heriots.com/school/our-history/architectural-detail-and-clock-tower