How do you get (Former) Bells of Santiago with the console?

effect create_artifact_various_aquamanile_santiago = { OWNER = root } — runs the scripted effect that makes it, for the character you play (debug mode).

What if the owner can't benefit from (Former) Bells of Santiago?

They get Prestige +0.1/month instead.

Personal artifact · Trinket

(Former) Bells of Santiago

IllustriousUniqueThe Fate of Iberia

(Former) Bells of Santiago is an illustrious trinket artifact in Crusader Kings III: Court grandeur baseline +3, Muslim Opinion +10, Christian Opinion -10, Piety per Powerful Vassal on the Council +0.1/month. Quality 100 and wealth 100; maximum durability 150, and it does not wear out. At game start it goes to the holder of Toledo (starts from 997.1.1 to before 1178.1.1) — needs The Fate of Iberia and the holder of Cordoba (starts from 1178.1.1) — needs The Fate of Iberia. It needs The Fate of Iberia. Patch 1.20.0.3, from game/common/scripted_effects/03_dlc_fp2_scripted_effects.txt.

Quick answers (3)

What does (Former) Bells of Santiago do in CK3?: Court grandeur baseline +3, Muslim Opinion +10, Christian Opinion -10, Piety per Powerful Vassal on the Council +0.1/month (patch 1.20.0.3).
How do you get (Former) Bells of Santiago with the console?: effect create_artifact_various_aquamanile_santiago = { OWNER = root } — runs the scripted effect that makes it, for the character you play (debug mode).
What if the owner can't benefit from (Former) Bells of Santiago?: They get Prestige +0.1/month instead.

… forged these jugs from the molten slag of the Bells of Santiago. Though now used to ritually cleanse their owner's hands, their mere existence confirms the primacy of Islam over Christianity.

Effects

Court grandeur baseline+3
Muslim Opinion+10
Christian Opinion-10
Piety per Powerful Vassal on the Council+0.1/month

For an owner who can't benefit from it

The template gives these instead of the effects above when its “can benefit” check fails:

Prestige+0.1/month

Who can benefit (can_benefit) (9 lines of game script)

islamic_artifact_access_trigger = yes
trigger_if = {
	limit = {
		exists = struggle:iberian_struggle
	}
	any_character_struggle = {
		is_struggle_type = iberian_struggle
	}
}

As written in game/common/artifacts/templates (fp2_santiago_aquamanile_template).

History and who has it

At game start: the holder of Toledo (starts from 997.1.1 to before 1178.1.1) — needs The Fate of Iberia.
At game start: the holder of Cordoba (starts from 1178.1.1) — needs The Fate of Iberia.

How it is made

The game creates it with the scripted effect create_artifact_various_aquamanile_santiago. In the console (how to open it), this gives it to the character you play:

effect create_artifact_various_aquamanile_santiago = { OWNER = root }

Built from the effect's file; not run in the game by us.

Source: game/common/scripted_effects/03_dlc_fp2_scripted_effects.txt, common/modifiers (former_bells_of_santiago_modifier), common/artifacts/templates (fp2_santiago_aquamanile_template) and the English localisation, Crusader Kings III 1.20.0.3.