2nd Edition Keyois Capsule – Ethereum


The 2017 version of the Keyois Capsule the second edition, are out now. Available for sale for btc or eth only.

If you want to encrypt your secret key in a manner similar to BIP-38 for Bitcoin please see the FAQ page on encrypting wallets. Please simply purchase the type of capsule you want and fill out the forms that appear in the checkout page, or use the contact button.

Designed for long term storage the information will not rot, rust, burn, corrode, demagnetize, melt, or get crushed.

A securely generated public address and secret key are laser engraved on two Tungsten rings which are sealed together and then encased inside an air-tight and tamper-evident capsule along with a custom centerpiece.

As a cryptocurrency piggybank the Keyois Capsule can be loaded by anyone viewing the address which is visible when holding the device. However in oder to spend any funds within the device must be broken open and torn apart to reveal the secret key inside.

It may outlive you.

See the About page for more details.



The second edition crypto-capsules come with multiple options for the centerpiece. Choose from:

9k Gold Tube
14k Gold Tube
18k Gold Tube
92.5% Silver AKA Sterling Silver
99.9% Fine Silver Tube
Platinum Tube
Ruby red Lab-created Corundum
Sapphire Blue Lab-created Corundum
Green Tourmaline
Natural Quartz
.. and specially created just for the 2nd edition:
Semi-Color changing lab-created corundum laced with vanadium, aka Simulated Alexandrite

A total of fifty (50) second edition keyois capsules will be made, each will come with a number on the inside of the inner tungsten ring, this number can be read with a flashlight when the capsule is assembled.

These capsules are shipped empty and are not loaded with funds and may or may not come with a tiny lab created Ruby.