March 25, 2025 – Dragon safe 5.2
You have for this safe 2 smart contract with the same visual.
One from Austria Post and the second from NL.
 | Number: | Date | Designation |
| N°CS 5.2 | March 25, 2025 | The DRAGON Safe 5.2 | |
| Quantity | Categorie | Crypto | Blockchain |
1 500 ex Magic book | Stamp + NFT NFC | Polygon | ERC-721 |
| Contract Address | 0x286E05d1B3B5794536d3ED7Ed58f74783C8C2d82 | ||
| Website | Blockchain operator |  | |
https://opensea.io/collection/nl-crypto-stamp-safe-2 | |||
| https://www.postnl.nl/versturen/postzegels/postzegels-verzamelen/nl-crypto-stamp/ | Wallet: | ||
Safe Treasure
| Total | ex |
| Onchain | ex |
| 5 Digit | |
| Onchain | |
| 6 Digit | |
| Onchain |
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| Onchain |
Safe Magical Book
| Total | ex |
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| Onchain |
September 18, 2025 – HERMES
 | Number: | Date | Designation |
| N°CS 4.0 | September 18, 202 | HERMES | |
Quantity : 14 850 ex | Categorie: Stamp + NFT – NFC | Crypto: POLYGON | Blockchain: ERC-721 |
| Smart contract | 0x120cF224346d815e2CFF7413bE9524A3A935F555 | ||
| Website | Blockchain operator |  | |
https://www.postnl.nl/versturen/postzegels/postzegels-verzamelen/nl-crypto-stamp/ | |||
| https://opensea.io/collection/nl-crypto-stamp-4- | Wallet: | ||
Price of the stamp: €
Design:
Printing:
Stamp dimension: 43 x 53 mm
Stamp sheetlet dimension: 53,98 x 85,6 x 0,79 mm,
1 stamp per sheetlet
Black: ex
onchain
6 digit: ex
ex On chain
5 digit: ex
ex On chain
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October1 16, 2025 – The GOLDEN HELIOS
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Number: | Date | Designation |
| N°CS | October 16, 2025 | The GOLDEN HELIOS | |
| Quantity : 300 ex |
Categorie: Stamp + NFT – NFC | Crypto: ETHEREUM | Blockchain: ERC-721 |
| Smart contract | 0x1eCB746bcdEA2d5c8b11933D4373D212AaE99A8D | ||
| Website | Blockchain operator | |
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| https://www.postnl.nl/versturen/postzegels/postzegels-verzamelen/nl-crypto-stamp/ | |||
| https://opensea.io/collection/nl-crypto-stamp-gold-edition-helios | Wallet: | ||
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