Development Intelligence

World Defense Show 2026 - Sea Sword-III Presentation: South Korea exhibition or demonstration

LIG Defense & Aerospace presented Sea Sword-III at World Defense Show 2026 in Riyadh from February 8 to 12. The platform was included in LIG's maritime unmanned-systems portfolio for international defense customers. The event is an export-market presentation and does not establish a Saudi or other foreign purchase order.

By Avantika Kapoor, Chief Research Officer and Co-FounderPublished 2 min read
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Source-linked Intelligence Snapshot

UXVSEARCHER-3122

Original development / event date: February 2026

Programme
World Defense Show 2026 - Sea Sword-III Presentation
System / platform
Sea Sword-III USV
Supplier
LIG Defense & Aerospace
Customer / operator
Saudi and international defense stakeholders; no procurement customer named
Geography
South Korea
Domain
USV
Mission
Autonomous Maritime Operations / Defense Market Development
Activity
Conference & Event
Milestone stage
Industry event / public visibility
Original value
Not applicable · Not applicable
USD qualification
Not applicable
Quantity / scope
Not disclosed
Production / shipment / delivery
Not applicable
Contract period
Not applicable — Not applicable
Contract duration
Not applicable

Interpretation: ecosystem visibility

The useful output is a qualitative stage and stakeholder signal, not a numerical forecast.

Editorial responsibility: Tanish Prakash · Source review recorded 10 Oct 2026

Original references and evidence caveats

Original primary reference: https://www.newswire.co.kr/newsRead.php?no=1028402

Original supporting reference: https://www.ligdefenseaerospace.com/news/nex1newsView.do?bbs_no=7320; https://www.navalnews.com/naval-news/2024/05/lig-nex1-showcases-unmanned-systems-and-guided-munitions-at-yidex-2024/

WDS 2026 sources validate the Sea Sword-III presentation. Naval News' detailed Sea Sword-III configuration is 15 m, which is Medium under the user's rule. No Saudi customer order is inferred.

Reference notes are retained from the supplied source master. They do not establish independent verification of performance, deliveries, revenue or conversion.

Reported

Development and reported outcome

LIG Defense & Aerospace presented Sea Sword-III at World Defense Show 2026 in Riyadh from February 8 to 12. The platform was included in LIG's maritime unmanned-systems portfolio for international defense customers. The event is an export-market presentation and does not establish a Saudi or other foreign purchase order.[S1] [S2] [S3]

Reported

Program, platform and stakeholders

Programme or contract: World Defense Show 2026 - Sea Sword-III Presentation. Platform or product: Sea Sword-III USV. Platform classification: Medium (15 m presentation configuration). Recorded supplier, developer or relevant organization: LIG Defense & Aerospace (reported headquarters/country: South Korea). Recorded customer, operator or intended user: Saudi and international defense stakeholders; no procurement customer named (reported headquarters/country: Saudi Arabia / Multinational).[S1] [S2] [S3]

Reported

Mission and technical scope

The following are classifications recorded in the source master, not additional claims of operational deployment: Mission/use-case classification: Autonomous Maritime Operations / Defense Market Development. Operating mode: Autonomous Surface Vessel (ASV).

Reported

Contract, value and shipment signals

The master does not contain a dependable disclosed contract amount, shipment quantity or delivery schedule for this development. These should not be assumed to be zero.[S1] [S2] [S3]

Limitations

Source verification and interpretation limits

UXV Searcher master source-coverage note: WDS 2026 sources validate the Sea Sword-III presentation. Naval News' detailed Sea Sword-III configuration is 15 m, which is Medium under the user's rule. No Saudi customer order is inferred.

Interpretation boundary: A conference presentation or exhibition display is not, by itself, evidence of a sale, production contract or fleet entry.[S1] [S2] [S3]

UXV Searcher analysis

UXV Searcher analysis — what the development changes

UXV Searcher interpretation — industry event / public visibility: The South Korea USV record for World Defense Show 2026 - Sea Sword-III Presentation is best treated as a ecosystem visibility signal. A display, award or conference appearance is evidence of visibility, not inherently of orders, production or deployment.

Traceability for buyers: The dataset associates LIG Defense & Aerospace with Saudi and international defense stakeholders; no procurement customer named for Sea Sword-III USV. This supports stakeholder mapping; supply-chain tier, exclusivity and signed-customer relationships need the underlying source before firm classification.

Client-use interpretation: For intelligence users tracking Autonomous Maritime Operations / Defense Market Development, the relevant next proof points are marine mission suitability, payload integration and measurable delivery or service outcomes. Track named customer or programme commitments and independently confirmed commercial follow-on announcements.[S1] [S2] [S3]

UXV Searcher analysis

Quantitative evidence, calculations and limits

Quantification limit: No sufficiently attributed contract value or physical platform count is disclosed for this record. UXV Searcher leaves these fields unavailable rather than treating non-disclosure as zero or applying an unsupported market average.

The useful output is a qualitative stage and stakeholder signal, not a numerical forecast.[S1] [S2] [S3]

Sources

Original reporting is credited to its publisher. The byline covers UXV Searcher's analysis only.

  1. [S1]Primary reference: newswire.co.kr
    newswire.co.kr
    Included in the provided master and its source notes; this export did not independently re-test the live URL or corroborate the claims.
  2. [S2]Supporting reference: ligdefenseaerospace.com
    ligdefenseaerospace.com
    Included in the provided master and its source notes; this export did not independently re-test the live URL or corroborate the claims.
  3. [S3]Supporting reference: navalnews.com
    navalnews.com
    Included in the provided master and its source notes; this export did not independently re-test the live URL or corroborate the claims.

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