Half:
~1,100 seats
~24,000 wood blocks
~12,000 wools
~16,000 dye clays
~ 2,500 wooden slabs
~ 1,700 fences
~ 1,700 wooden planks

Estimate Total:
~ 2,200 seats
> 50,000 wood blocks
> 40,000 wools
> 40,000 dye clays
~ 5,000 wooden slabs
~ 4,000 fences
~ 4,000 wooden planks
> 20,000 clays
~ 1,000 Redstone Lamps

Total Blocks: ~180,000 blocks
~200 x 200 blocks

~2,200 seats
~25 exits
- 1 Organ
- 2 Technological Media Room
- 2 with 3 floors deck

This building was influenced by the Berlin Philharmonic Concert Hall. I have finished half of the interior, and about none for outside. This was purely for entertaining myself.

Estimate finish time: about 1 more year