Royal Jewels Full Walkthrough and Details | Monster Hunter Stories 3 ( MHS3 )

There's an old tale about some long-lost treasure and this adventurer has deciphered a clue about its whereabouts.

[1] Talk to the Easily Lost Adventurer at Azuria Castle.

This adventurer has deciphered a clue about a long-lost treasure. "In distant lands of frigid glory, twin black dragons safeguard your quarry" is what it says.

[2] Find the treasure.

Head to the Glacial Caps and fight the Black Gravios guarding the den.

Right after, a Black Diablos will appear. Defeat it too.

Enter the den and claim the 'treasure' Turns out, all there is inside the cave are Rathalos eggs.

[3] Report back to the Easily Lost Adventurer.

・Red Scale
・EXP x 50000
・Silver Trade Points x 1500