How do you get Great Diamond with the console?

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

Court artifact · Pedestal Item

Great Diamond

FamedUnique

Great Diamond is a famed pedestal item artifact in Crusader Kings III: Court grandeur baseline +5, Monthly Renown +4%, Prestige +1/month, Attraction Opinion +5. Quality 70 and wealth 70; maximum durability 100, and it does not wear out. Patch 1.20.0.3, from game/common/scripted_effects/01_exp1_historical_artifacts_creation_effect.txt.

Quick answers (2)

What does Great Diamond do in CK3?: Court grandeur baseline +5, Monthly Renown +4%, Prestige +1/month, Attraction Opinion +5 (patch 1.20.0.3).
How do you get Great Diamond with the console?: effect create_artifact_pedestal_great_diamond_effect = { OWNER = root } — runs the scripted effect that makes it, for the character you play (debug mode).

This enormous gem is said to have once adorned a temple statue, before being stolen away by a greedy intruder.

Effects

History and who has it

Made before recorded history.

How it is made

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

effect create_artifact_pedestal_great_diamond_effect = { OWNER = root }

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

Source: game/common/scripted_effects/01_exp1_historical_artifacts_creation_effect.txt, common/modifiers (great_diamond_modifier), common/artifacts/templates (general_unique_template) and the English localisation, Crusader Kings III 1.20.0.3.