<?xml version="1.0" encoding="UTF-8" standalone="no"?><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2024-04-30/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Announcement_For_Agreements/2024-04-30/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Announcement_For_Agreements/2024-04-30/in-capmkt-roles" xmlns:in-capmkt-type="https://www.sebi.gov.in/xbrl/2024-04-30/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2024-04-30.xsd" xlink:type="simple"/><xbrli:context id="MainD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">526807</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-24</xbrli:startDate><xbrli:endDate>2026-04-24</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">526807</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-04-24</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="D_PartiesOfTheAgreement1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">526807</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-24</xbrli:startDate><xbrli:endDate>2026-04-24</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:PartiesOfTheAgreementAxis"><in-capmkt:PartiesOfTheAgreementDomain>PartiesOfTheAgreementDomain1</in-capmkt:PartiesOfTheAgreementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_PartiesOfTheAgreement1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">526807</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-04-24</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:PartiesOfTheAgreementAxis"><in-capmkt:PartiesOfTheAgreementDomain>PartiesOfTheAgreementDomain1</in-capmkt:PartiesOfTheAgreementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><xbrli:unit id="shares"><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unit><in-capmkt:NameOfTheCompany contextRef="MainI">SEAMEC LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="MainI">SEAMECLTD</in-capmkt:NSESymbol><in-capmkt:TypeOfAnnouncement contextRef="MainI">Update</in-capmkt:TypeOfAnnouncement><in-capmkt:TypeOfAgreement contextRef="MainI">Others</in-capmkt:TypeOfAgreement><in-capmkt:DetailsOfOtherTypeOfAnnouncement contextRef="MainI">Addendum to Charter Party with Larsen &amp; Toubro Limited</in-capmkt:DetailsOfOtherTypeOfAnnouncement><in-capmkt:StageOfAgreement contextRef="MainI">Execution of agreement</in-capmkt:StageOfAgreement><in-capmkt:AgreementsEnteredIntoBy contextRef="MainD">Listed Entity</in-capmkt:AgreementsEnteredIntoBy><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting contextRef="MainD">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting><in-capmkt:DateOfOccurrenceOfEvent contextRef="MainI">2026-04-24</in-capmkt:DateOfOccurrenceOfEvent><in-capmkt:TimeOfOccurrenceOfEvent contextRef="MainD">11:02:00</in-capmkt:TimeOfOccurrenceOfEvent><in-capmkt:WhetherTheListedEntityIsPartyToTheAgreement contextRef="MainD">true</in-capmkt:WhetherTheListedEntityIsPartyToTheAgreement><in-capmkt:DateOfInitialAnnouncement contextRef="MainI">2025-10-15</in-capmkt:DateOfInitialAnnouncement><in-capmkt:DateOfLatestAnnouncement contextRef="MainI">2026-04-24</in-capmkt:DateOfLatestAnnouncement><in-capmkt:DateOfReport contextRef="MainI">2026-04-24</in-capmkt:DateOfReport><in-capmkt:DetailsOfExecutionOfAgreement contextRef="MainI">Addendum to Charter Party dated 15th October 2025 with Larsen &amp; Toubro Limited</in-capmkt:DetailsOfExecutionOfAgreement><in-capmkt:WhetherProposedOrExecutedAgreementIsInNormalCourseOfBusiness contextRef="MainI">true</in-capmkt:WhetherProposedOrExecutedAgreementIsInNormalCourseOfBusiness><in-capmkt:ImpactOfAgreementOnManagementAndControlOfTheListedEntity contextRef="MainI">NO IMPACT</in-capmkt:ImpactOfAgreementOnManagementAndControlOfTheListedEntity><in-capmkt:NumberOfPartiesToTheAgreement contextRef="MainI" decimals="0" unitRef="pure">1</in-capmkt:NumberOfPartiesToTheAgreement><in-capmkt:NameOfPartiesOrCounterPartiesOfTheAgreement contextRef="D_PartiesOfTheAgreement1">Larsen &amp; Toubro Limited</in-capmkt:NameOfPartiesOrCounterPartiesOfTheAgreement><in-capmkt:NatureOfThePartiesOfTheAgreement contextRef="I_PartiesOfTheAgreement1">Counterparties to the agreement</in-capmkt:NatureOfThePartiesOfTheAgreement><in-capmkt:DetailsOfShareholdingInTheEntityWithWhomTheAgreementIsExecuted contextRef="I_PartiesOfTheAgreement1">0</in-capmkt:DetailsOfShareholdingInTheEntityWithWhomTheAgreementIsExecuted><in-capmkt:NumberOfSharesOfPartyOfTheAgreement contextRef="I_PartiesOfTheAgreement1" decimals="INF" unitRef="shares">0</in-capmkt:NumberOfSharesOfPartyOfTheAgreement><in-capmkt:PercentageOfShareholdingOfPartyOfTheAgreement contextRef="I_PartiesOfTheAgreement1" decimals="INF" unitRef="pure">0</in-capmkt:PercentageOfShareholdingOfPartyOfTheAgreement><in-capmkt:WhetherThePartiesToTheAgreementAreRelatedToPromoterOrPromoterGroupOrAssociateOrHoldingOrSubsidiaryOrGroupCompaniesOrDirectorOrKMPAndItsRelativesInAnyManner contextRef="I_PartiesOfTheAgreement1">false</in-capmkt:WhetherThePartiesToTheAgreementAreRelatedToPromoterOrPromoterGroupOrAssociateOrHoldingOrSubsidiaryOrGroupCompaniesOrDirectorOrKMPAndItsRelativesInAnyManner><in-capmkt:DateOnWhichAgreementWasEntered contextRef="MainI">2026-04-23</in-capmkt:DateOnWhichAgreementWasEntered><in-capmkt:PurposeOfEnteringIntoTheAgreement contextRef="MainI">Extension of the Charter Hire period for our Vessel “SEAMEC GLORIOUS”. till 15th May 2026 with option of extension of on day to day for 15 days on option of the Charterer.</in-capmkt:PurposeOfEnteringIntoTheAgreement><in-capmkt:SignificantTermsOfTheAgreementInBriefSpecialRightsLikeRightToAppointDirectorsOrFirstRightToShareSubscriptionInCaseOfIssuanceOfSharesOrRightToRestrictAnyChangeInCapitalStructure contextRef="MainI">The total value of the extension period is Rs. 6,54,07,500/-, exclusive of GST</in-capmkt:SignificantTermsOfTheAgreementInBriefSpecialRightsLikeRightToAppointDirectorsOrFirstRightToShareSubscriptionInCaseOfIssuanceOfSharesOrRightToRestrictAnyChangeInCapitalStructure><in-capmkt:WhetherThereIsAnyIssuanceOrTransferOfSharesToTheParties contextRef="MainI">false</in-capmkt:WhetherThereIsAnyIssuanceOrTransferOfSharesToTheParties><in-capmkt:DetailsAndQuantificationOfTheRestrictionOrLiabilityImposedUponTheListedEntity contextRef="MainD">NA</in-capmkt:DetailsAndQuantificationOfTheRestrictionOrLiabilityImposedUponTheListedEntity></xbrli:xbrl>