Throne space

The RuneScape Wiki also has an article on: rsw:Throne space

Throne space
Released								31 May 2006 (Update)
Members								Yes
Quest								No
Location								Player-owned house (throne room)
Options								Build
Examine								You can build a throne here.
Advanced data
Object ID								15426

Throne space is a hotspot in the Throne Room of a player-owned house that is only visible to the player when in building mode.

Creation Menu

Key	Level	Throne		Materials	Experience	Cost
1	60		Oak throne	Oak plank x5 Marble block	800	331,206
2	67		Teak throne	Teak plank x5 Marble block x2	1,450	661,672
3	74		Mahogany throne	Mahogany plank x5 Marble block x3	2,200	996,968
4	81		Gilded throne	Mahogany plank x5 Marble block x2 Gold leaf x3	1,700	1,068,452
5	88		Skeleton throne	Magic stone x5 Marble block x4 Bones x5 Skull x2	7,003	6,218,434
6	95		Crystal throne	Magic stone x15	15,000	14,707,695
7	99		Demonic throne	Magic stone x25	25,000	24,512,825