Exhibit 4.1




 





	 	 	 	 	 
	No. of Certificate	 	 	 	No. of Shares
	 	 	 	 	 
	[Number]	 	
        INCORPORATED UNDER THE LAWS OF BERMUDA

         

        GASLOG LTD.


	 	[Number of 

Shares]




       CUSIP G37585117


         

         

         

         

        THIS IS TO CERTIFY that
                                                                                                   is
        the owner of

         

                                                                                                                                                                                               


FULLY PAID AND NON-ASSESSABLE

        8.75% SERIES A CUMULATIVE REDEEMABLE PERPETUAL PREFERENCE SHARES, PAR VALUE $0.01, OF

          

        GasLog Ltd. (hereinafter called the
        “Company”), held subject to all the provisions of the Memorandum of Association and Bye-laws of the Company and the
        Certificate of Designations related to the 8.75% Series A Cumulative Redeemable Perpetual Preference Shares and the amendments
        from time to time made thereto and transferable in accordance therewith. The shares represented by this Certificate have limited
        voting rights. This Certificate is not valid unless countersigned and registered by the Transfer Agent and Registrar.

         

        WITNESS, the seal of the Company
        and the signatures of its duly authorized officers.

         

        Dated:

         


	 	 	 
	

        SECRETARY


	 	

        CHIEF
EXECUTIVE OFFICER



	 	 	 
	
        COUNTERSIGNED AND REGISTERED

        AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC

                            TRANSFER AGENT AND REGISTRAR

          

         By  
                                                                 

                   Authorized
Signature

        
	 	 
	 	 	 	 	 












    	 



    	



    


 


 


The Company

will furnish without charge to each GasLog Ltd. shareholder who so requests a statement of the number of shares constituting each
class or series of shares and the designation thereof, and a copy of the powers, designations, preferences and relative, participating,
optional or other special rights of each class of shares or series thereof and the qualifications, limitations or restrictions
of such preferences and/or rights.


 


The following abbreviations, when used in the inscription
on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations:


 


	TEN COM	- as tenants in common	 	UNIF GIFT MIN ACT - 	 	Custodian	 
	TEN ENT	- as tenants by the entireties	 	 	(Cust)	 	(Minor)
	JT TEN	- as joint tenants with right of survivorship and not as tenants in common	 	 	Under Uniform Gifts to Minors
	Act	 
	 	(State)
	 	 	 	 	 	 	 	 


 


Additional abbreviations may also be used though not
in the above list.


 


For value received,                                                                               hereby
sells, assigns and transfers unto


 


PLEASE INSERT SOCIAL SECURITY OR OTHER

IDENTIFYING NUMBER OF ASSIGNEE



 



	

 

         




 


	 


(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS,
INCLUDING ZIP CODE, OF ASSIGNEE)



 


	 


 




	 	Shares
	represented by the within Certificate, and such shares are subject to the Company’s Memorandum of Association, Bye-laws and the Certificate of Designations related to the 8.75% Series A Cumulative Redeemable Perpetual Preference Shares and are transferable in accordance therewith.	 



 

	 	Attorney



 


	Dated	 	 	 
	 	 	NOTICE: 	THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER.
	 	 
	 	 	 
	 	 	 
	 	 	 
	 	 	 



 


SIGNATURE(S) GUARANTEED:


 



	 
	THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM), PURSUANT TO S.E.C. RULE 17Ad-15.