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Summary
Everything this seed backup solution supports, grouped by category.
- Size & Materials
- Water-proofFire-proofCrush-proofCorrosion-proofShock-proof
- Security
- Encrypted Backup
- Backup Compatibility
- 12 Words BIP-3924 Words BIP-39Shamir Backup SLIP-39 (1 share)
NGrave
Headquartered in BelgiumNGRAVE is a Belgium-based cryptocurrency security company founded in 2018. Its products include the NGRAVE ZERO, an EAL7-certified air-gapped hardware wallet; NGRAVE GRAPHENE, a stainless steel seed backup system; and NGRAVE LIQUID, a mobile app for managing crypto and NFTs. All products are manufactured in Belgium and designed for fully offline, air-gapped storage.
Every spec, organized
Browse the full breakdown by category. Tap the on any row for what it means, or the for sources and documentation.
Payment Methods to buy the device
Which methods of payments you can use to buy the device on the official website
- BTC On Chain
NO
Accepts Bitcoin payments via on-chain transactions.
- BTC Lightning
NO
Accepts Bitcoin payments via the Lightning Network for faster and cheaper transactions.
- Alt Coins
NO
Accepts payments in alternative cryptocurrencies other than Bitcoin.
- Credit/Debit Card
YES
Accepts traditional credit and debit card payments.
Size & Materials
- Weight
?
- Dimensions
?
Length x Width x Height
- Length: the longest side of the device
- Width: the shorter side of the device
- Height: the vertical dimension of the device
- Materials
Stainless Steel
- Include All Tools
YES
Whether all necessary tools for setup and engraving are included in the package.
Official Documentation
GRAPHENE Punch Pen included
- Water-proof
YES
Resistant to water damage and can withstand flooding or water exposure.
- Fire-proof
YES
Resistant to high temperatures and fire damage, protecting your seed phrase in case of fire.
Official Documentation
Temperatures up to 1375°C (2507°F) mean nothing to GRAPHENE.
- Crush-proof
YES
Resistant to physical crushing and compression forces.
- Corrosion-proof
YES
Resistant to corrosion from chemicals, salt water, and environmental factors.
- Shock-proof
YES
Resistant to impact and shock damage from drops or physical trauma.
- Stress tests
YES
Has undergone rigorous stress testing to verify durability claims.
Official Documentation
Security
- PIN Protection
NO
Offers PIN-based access control to protect your seed phrase from unauthorized access.
- Encrypted Backup
YES
Supports encrypted storage of your seed phrase for additional security.
Official Documentation
Split your backup in two undecipherable parts
Benefit from the double security layer by storing and safeguarding each plate separately. If someone finds one of the plates, they will not be able to read your NGRAVE Perfect Key.
- Tamper Evident Seal
NO
Features tamper-evident sealing to detect if the backup has been compromised.
Capacity
- Multiple Private Keys
NO
Supports storing multiple seed phrases or private keys in a single device.
Backup Compatibility
- Output Descriptor
NO
Supports backing up wallet output descriptors that define how to generate addresses and spend funds.
- 12 Words BIP-39
YES
Supports backing up 12-word BIP-39 seed phrases.
- 24 Words BIP-39
YES
Supports backing up 24-word BIP-39 seed phrases.
- Seed QR
NO
Supports backing up seed phrases encoded as QR codes.
- Shamir Backup SLIP-39
1 share
Supports backing up Shamir's Secret Sharing scheme (SLIP-39).
- Hexadecimal Strings
NO
Supports backing up hexadecimal strings.
- ASCII Strings
NO
Supports backing up ASCII text strings.
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