Mechanical puzzle box | Jigsaws & Puzzles

UGEARS 3D wooden treasure box puzzle with a working key; assemble the mechanical inside to unlock a secret hidden compartment, a natural wood model that challenges and delights ages 14 and up.

Crafted from seasoned oak, this 3‑piece antique jewelry box puzzle invites you to assemble a miniature vault with hidden compartments and a sliding latch. The intricate interlocking joints mimic a bygone era, while the smooth finish feels like a relic waiting to be opened.