Description
Product Overview
Lighthouse Sqube coin tubes are engineered for serious collectors who demand both protection and efficiency. Crafted from high‑quality archival plastic, each tube measures 3.5″ x 2″ x 2″ and holds up to 20 coins ranging from 38‑41 mm in diameter. The rotating lid secures the coins while a specially designed foam ring under the lid provides active tarnish protection for up to 15 years. The square, stackable design maximizes storage space and adds a clean, modern aesthetic to any collection display.
Usage
These tubes are ideal for storing popular bullion such as Silver Eagles, American Silver Dollars, and other large‑diameter coins. Collectors can quickly retrieve coins for appraisal, grading, or display without risking damage. The stackable form factor works well in safe deposit boxes, display cabinets, or a dedicated coin storage drawer. 
Why Choose Us
Lighthouse combines decades of expertise in coin preservation with innovative design. The Intercept Technology foam ring actively absorbs moisture and contaminants, extending the life of your investment. Each tube is tested for archival safety, ensuring no chemical interaction with precious metals. The 6‑pack offers flexibility for expanding collections while maintaining a consistent, professional look.
Key Features
- Holds up to 20 coins per tube (38‑41 mm diameter)
- Rotating lid with foam ring provides up to 15 years of corrosion protection
- Stackable square design saves space and looks organized
- Made from archival‑safe plastic that won’t react with metals
- Comes in a convenient 6‑pack for growing collections
FAQ
Can the tubes hold coins larger than 41 mm?
The tubes are optimized for coins up to 41 mm in diameter. Larger coins may not fit securely and could damage the lid mechanism.
How does the foam ring protect against corrosion?
The foam ring contains a proprietary Intercept Technology that absorbs moisture and neutralizes acids, creating a dry environment that slows tarnish formation.
Are the tubes safe for long‑term storage?
Yes, the archival‑grade plastic is chemically inert, ensuring that it will not react with precious metals over decades of storage.
Can I stack the tubes on top of each other?
Absolutely. The square shape and flat lid allow stable stacking, making it easy to organize multiple tubes in a drawer or cabinet.
Is the product covered by a warranty?
Lighthouse offers a one‑year limited warranty against manufacturing defects, giving you confidence in the durability of each tube.




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