Company: QSEA
Filing Date: 2025-03-12
Form Type: S-1/A
Source: 0001829126-25-001750
Chunk: 283

Company: Quartzsea Acquisition Corp
Filing Date: 2025-03-12
Form: S-1/A
Chunk 283
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 in full) to 218,250 units (or  225,000 units if the over-allotment option is exercised in full) at a price of $10.00 per    
 unit for an aggregate purchase price of $2,182,500 (or $2,250,000 if the over-allotment option is exercised in full).       |

On March 7, 2025, the Company and the Sponsor
entered into the Second Amendment to the Administrative Services Agreement, pursuant to which the monthly fee was amended to $20,000.

The subsequent events mentioned in this note have
been updated and reflected in Notes 1, 3, 4, 5 and 7.

<div align='center'>F-16</div>

<div align='center'>$60,000,000

Quartzsea Acquisition Corporation

6,000,000 Units

PROSPECTUS

Sole Book-Running Manager

SPAC Advisory Partners

[●], 2025</div>

Until __________, 2025 (25 days
after the date of this prospectus), all dealers that buy, sell or trade our ordinary shares, whether or not participating in this offering,
may be required to deliver a prospectus. This is in addition to the dealers’ obligation to deliver a prospectus when acting as
underwriters and with respect to their unsold allotments or subscriptions.

No dealer, salesperson or any
other person is authorized to give any information or make any representations in connection with this offering other than those contained
in this prospectus and, if given or made, the information or representations must not be relied upon as having been authorized by us.
This prospectus does not constitute an offer to sell or a solicitation of an offer to buy any security other than the securities offered
by this prospectus, or an offer to sell or a solicitation of an offer to buy any securities by anyone in any jurisdiction in which the
offer or solicitation is not authorized or is unlawful.

<div align='center'>Part II

INFORMATION NOT REQUIRED IN PROSPECTUS</div>

Item 13. Other Expenses of Issuance and Distribution.

The estimated expenses payable
by us in connection with the offering described in this registration statement (other than the underwriting discount) will be as follows:

| Legal fees and expenses         |     | $ | 375,000 |
| Nasdaq listing fee              |     | $ |  80,000 |
| Printing and engraving