XML 17 R1.htm IDEA: XBRL DOCUMENT v3.24.2
Cover
 12 Months Ended
Dec. 31, 2023
Entity Addresses [Line Items]  
Document Type POS AM
Amendment Flag true
Amendment Description Post-Effective Amendment No. 4 to Form F-1
Entity Registrant Name SEALSQ Corp
Entity Central Index Key 0001951222
Entity Incorporation, State or Country Code D8
Entity Address, Address Line One Craigmuir Chambers, Road Town
Entity Address, City or Town Tortola
Entity Address, Postal Zip Code 1110
Entity Filer Category Non-accelerated Filer
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period true
Contact Personnel Name John O’Hara
Business Contact [Member]  
Entity Addresses [Line Items]  
Entity Address, Country VG
Country Region 41
City Area Code 22
Local Phone Number 594-3000