As they don't exist. They don't hold a level.
Adamant Dragons do not exist. The highest-tier metal dragon is still Mithril.
You have be level 70.
Green dragons are level 79.
Black Dragons are level 227.
Red dragons are level 152.
Adamant platebodies can be obtained in many ways. They can easily be bought from the grand exchange for their high alchemy price of 9,984 gp. They can be obtained as a monster drop from a large variety of mid-high level creatures across Gielinor. Players with a mining level of 70+ can mine adamantite ore, and players with a smithing level of 70+ can use adamantite ore with six coal on a furnace to make an adamant bar. With a smithing level of 88 can use five adamant bars can be used on an anvil to create an adamant platebody. Valaine's Shop of Champions sells adamant platebodies for 16k gp.
A player with 71 Smithing can make it using one adamantite bar on an anvil while carrying a hammer, granting 62.5 Smithing experience. A player can also obtain an adamant hatchet as a drop from several monsters including steel dragons and Skeletal Wyverns. This hatchet is also a possible reward from a level 2 treasure trail.
Initially, they can reach level 10. But, if you buy the shrine for the dragontype and get 50 level ten dragons of that type , you can level up your dragons up to level 15. if you get 50 level fifteen dragons, your dragons can reachLv. 20 That is the max level.So, the answer is 20.
it is lvl 30
The next level would be rune armor.
Blue Dragons are level 111. They are located in the Talvery Dungeon.
These nonmember monsters drop adamant items: White Knights Moss Giants Ice Giants Ice Warriors Green Dragons Lesser Demons Ankous Cockroach Soldiers Greater Demons Also some revenants drop adamant items.