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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 F7hEx92KXMBzFj05vY2q1VSB/3iiyMymCZX2GFnv4naprzBgMuu5QFaPM32dilmy
 XkzA7TRro6Ppe3Uqvqq6xQ==

<SEC-DOCUMENT>0001247386-08-000006.txt : 20080923
<SEC-HEADER>0001247386-08-000006.hdr.sgml : 20080923
<ACCEPTANCE-DATETIME>20080923152115
ACCESSION NUMBER:		0001247386-08-000006
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080919
FILED AS OF DATE:		20080923
DATE AS OF CHANGE:		20080923

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			G III APPAREL GROUP LTD /DE/
		CENTRAL INDEX KEY:			0000821002
		STANDARD INDUSTRIAL CLASSIFICATION:	APPAREL & OTHER FINISHED PRODS OF FABRICS & SIMILAR MATERIAL [2300]
		IRS NUMBER:				411590959
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	BUSINESS ADDRESS:	
		STREET 1:		512 SEVENTH AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		2126298830

	MAIL ADDRESS:	
		STREET 1:		512 SEVENTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ANTE CORP
		DATE OF NAME CHANGE:	19891120

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GAERTNER DEBORAH
		CENTRAL INDEX KEY:			0001247386

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18183
		FILM NUMBER:		081084440

	MAIL ADDRESS:	
		STREET 1:		C/O GIII APPAREL GROUP LTD
		STREET 2:		512 SEVENTH AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001247386d20080923f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-09-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000821002</issuerCik>
        <issuerName>G III APPAREL GROUP LTD /DE/</issuerName>
        <issuerTradingSymbol>GIII</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001247386</rptOwnerCik>
            <rptOwnerName>GAERTNER DEBORAH</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O G-III APPAREL GROUP LTD.</rptOwnerStreet1>
            <rptOwnerStreet2>512 SEVENTH AVENUE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10018</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP-Womens Sales (of Subsid.)</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-09-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3762</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.5</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Deborah J Gaertner</signatureName>
        <signatureDate>2008-09-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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