The Ruby is the third tier out of 6 available gems.

A player will at least need 13 Rubies to upgrade tools with. Tools have to be upgraded with an Emerald first.


Items Number Notes
EmptyHammer EmptyPickaxe EmptyChisel EmptyAxe EmptyShovel EmptyRake EmptyFishingRod EmptyTrowel 1 each Require upgrade with Emerald first
StargemPotion EnchantedStargemPotion variable Enchanted version gives double stardust
TreasureChest RubyKey variable The Ruby Key Chest has 4 item slots
RubyGiantDrills 5 Double the mined marble from Giant Drills
Gems Diamond

Standard Gems
Sapphire Sapphire - Emerald Emerald - Ruby Ruby - Diamond Diamond
Special Gems
Blood Diamond BloodDiamond - Dark Diamond DarkDiamond