Wind Organ of Ice氷のウィンドオルガン

Wind hums through this ritual instrument like a song trapped under frozen water. It is perfectly tuned to attract a beast of the blue depths.
In-game description

What is Wind Organ of Ice? Features and uses

Wind Organ of Ice is an epic item in Core Keeper (Placeables & furniture). It is crafted at the Ancient Hologram Pod from Gleam Wood Plank ×20, Solarite Bar ×10, Pink Hydra Eye ×1.

Wind Organ of Ice key points (from the game data)

Sells to merchants for 150 Ancient Coins.

Calculated and summarized by this site from the game data (1.3.0.6).

Wind Organ of Ice mechanics (checked against the game data)

The Wind Organ of Ice lures Crydra the Ice Titan.

Written by this site from values in the game files (1.3.0.6 prefabs and configuration files).

Wind Organ of Ice notes

Placed in The Sunken Sea, it draws Crydra the Ice Titan, which roams nearby, to that spot.
When the titan arrives, the organ is used up and the fight begins.
Breaking the organ before the titan arrives makes the titan give up on it.

These notes cover behavior that the game files do not show directly. They are based on facts from the Core Keeper Wiki (Fandom) page "Wind Organ of Ice" (CC BY-SA 3.0), rewritten in this site's own words.

How to craft Wind Organ of Ice (materials)

Crafted at Ancient Hologram Pod Hydra Altar What each crafting station makes →

Material	Amount	How to get the material
Gleam Wood Plank	× 20	Crafting Chest
Solarite Bar	× 10	Crafting Chest
Pink Hydra Eye	× 1

Crafting time: 2 s