Necklace Reicha by UrsulaJewelry on DeviantArt - https://bit.ly/2DmzJaa

Clockwork Necklace

Once per day, this necklace can be activated to create a small clockwork servant. They are adept at picking locks (+20 bonus) and can also make minor repairs to mundane weapons/armor.

Image Source: UrsulaJewelry on DeviantArt:
https://bit.ly/2DmzJaa