<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-07-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001121936</issuerCik>
        <issuerName>VERISITY LTD</issuerName>
        <issuerTradingSymbol>VRST</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001165792</rptOwnerCik>
            <rptOwnerName>ALVAREZ CHARLIE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Finance &amp; Admin and CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Ordinary Shares</value>
        </securityTitle>
        <transactionDate>
            <value>2003-07-08</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>M</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
            <footnoteId id="F1"/>
        </transactionCoding>
        <transactionAmounts>
            <transactionShares>
                <value>1500</value>
            </transactionShares>
            <transactionValue>
                <value>0.6</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>4304</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Ordinary Shares</value>
        </securityTitle>
        <transactionDate>
            <value>2003-07-08</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>S</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
            <footnoteId id="F1"/>
        </transactionCoding>
        <transactionAmounts>
            <transactionShares>
                <value>1500</value>
            </transactionShares>
            <transactionValue>
                <value>14</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>D</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>2804</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>

    <derivativeSecurity>
        <securityTitle>
            <value>Incentive Stock Option (right to buy)</value>
                <footnoteId id="F2"/>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>0.6</value>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2003-07-08</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>M</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
        </transactionCoding>
        <transactionAmounts>
            <transactionShares>
                <value>1500</value>
            </transactionShares>
            <transactionValue>
                <value>14</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>D</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>1999-06-22</value>
                <footnoteId id="F3"/>
        </exerciseDate>
        <expirationDate>
            <value>2008-06-22</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Ordinary Shares</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>1500</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>4011</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <footnotes>
        <footnote id="F1">This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Alvarez, Verisity and our brokers.</footnote>
        <footnote id="F2">Mr. Alvarez also has other derivative securities directly beneficially owned as reported on his Form 4 statement dated May 30, 2003. </footnote>
        <footnote id="F3">ISO and NQ options granted on the same day will vest collectively.  Options granted the same day are exercisable as follows:  25% on the exercisable date and 1/48th monthly thereafter. </footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Charles Gerry Alvarez</signatureName>
        <signatureDate>2003-07-09</signatureDate>
    </ownerSignature>

</ownershipDocument>

