Hourglass

Crafting [Blacksmith, Jeweler, Tinker] - Artisan
Time: PT8H
Value: 25 gp


Glass Bottle	Sand	Metal - Iron
delicate	fluid	unique

Tools: smith's tools, tinker's tools; a forge
Ability Check: DC 20 Dexterity check
Properties: fragile
Description: This blown-glass chamber has a narrow center and is filled with sand or other fine particles. When turned over, time can be tracked based on how long it takes the sand on the top to reach the portion on the bottom.