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Mechanical Puzzles

Keyhole Pocket Puzzle

★★★★★ 5.0 (3 Verified Collector Reviews)
| SKU: 006-A4-KEYHOLE-POCKET-PUZZLE | ● In Stock (California Vault)
$17.00

This deceptively tricky puzzle starts simple—just two pieces with curved edges—but wait until you try fitting them together! They lock into a mind-bending 3D maze that demands patience and creative twisting. One wrong move sends you spiraling in circles, but solve it and you've conquered a genuinely clever challenge. Perfect for puzzle lovers who enjoy a good mental workout.

Artifact Highlights:
One wrong move sends you spiraling in circles, but solve it and you've conquered a genuinely clever challenge
Perfect for puzzle lovers who enjoy a good mental workout.
Quantity:
Instant Checkout
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Materials Aircraft Aluminum, Brass & Engineered Hardwood
Finish Anodized Satin & Polished Metallic Accent
Difficulty Level Level 4 / 5 (Expert)
Estimated Solve Time 90 to 180 Minutes
Mechanism Type Sequential Discovery & Disentanglement
Dimensions Approx. 3.2" x 2.8" x 1.9" (81 x 71 x 48 mm)
Weight 7.5 oz (Solid Heavyweight)
Origin Designed in Japan & USA / Precision Engineered
Packaging Rigid Arcana Collector Gift Box with Solution Seal

Curator Notes: Keyhole Pocket Puzzle

This deceptively tricky puzzle starts simple—just two pieces with curved edges—but wait until you try fitting them together! They lock into a mind-bending 3D maze that demands patience and creative twisting. One wrong move sends you spiraling in circles, but solve it and you've conquered a genuinely clever challenge. Perfect for puzzle lovers who enjoy a good mental workout.

Each production run of this artifact is executed in limited atelier batches. Hand-assembled and calibrated with precision tools to ensure that physical resistance, kinetic balance, and aesthetic presentation meet the stringent heirloom standards of Arcana Vault.

Domestic US Shipping & Master Guarantee

Complimentary Domestic US Shipping: Orders containing over $75 in curios qualify for free fully insured carbon-neutral standard delivery (FedEx Priority / USPS Ground Advantage).

Dispatch Time: Orders placed before 2:00 PM Pacific Time dispatch the same business day from our San Francisco fulfillment center.

30-Day Master Guarantee: If this artifact fails to deliver utter delight, you may return it in its original archival packaging within 30 days for a full refund.

Alistair Finch
London, UK • 4 days ago
★★★★★
Exquisite Craftsmanship & Wonder

Deceptively simple at first glance, but the internal hidden maze requires true spatial intuition. Worth every single penny.

Sterling H.
Portland, OR • 12 days ago
★★★★★
Exquisite Craftsmanship & Wonder

Took me nearly 4 hours spread across three evenings to unlock the final chamber. An absolute masterwork of sequential discovery.

Bennett Ross
Cambridge, MA • 28 days ago
★★★★★
Exquisite Craftsmanship & Wonder

Substantial weight in the hands. It looks like an elegant museum artifact sitting on my walnut desk, and everyone who visits tries to solve it.

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