SWIFT Code SEMSGB21 — SEAMICO MARLIN SECURITIES (UK) LTD, LONDON
Verified SWIFT/BIC code for SEAMICO MARLIN SECURITIES (UK) LTD in LONDON, United Kingdom. Use this code for international wire transfers.
LONDON
SEAMICO MARLIN SECURITIES (UK) LTD · United Kingdom
SWIFT / BIC Code
SEMSGB21
Code Breakdown
IFSC Code
MICR Code
BSR Code
Branch
LONDON
City
Country Code
GB
Connection Status
Active
About SWIFT Code SEMSGB21 — SEAMICO MARLIN SECURITIES (UK) LTD, LONDON
SWIFT code SEMSGB21 is the official 8-character head-office BIC (Bank Identifier Code) for SEAMICO MARLIN SECURITIES (UK) LTD in LONDON, United Kingdom. Standardised under ISO 9362 and maintained by the Society for Worldwide Interbank Financial Telecommunication (SWIFT), this code is used exclusively for cross-border wire transfers and is recognised by financial institutions in over 200 countries.
This code must be provided to the sender when receiving money from abroad, and is required by SEAMICO MARLIN SECURITIES (UK) LTD for all outward international remittances from LONDON. Without the correct SWIFT code, international transfers to or from this branch cannot be processed.
How to Read SWIFT Code SEMSGB21
The code SEMSGB21 follows the ISO 9362 standard and breaks down as follows:
| Segment | Value | Length | Meaning |
|---|---|---|---|
| Bank Code | SEMS | 4 letters | Identifies SEAMICO MARLIN SECURITIES (UK) LTD as the institution |
| Country Code | GB | 2 letters | ISO 3166-1 alpha-2 code for United Kingdom |
| Location Code | 21 | 2 chars | City/region identifier within United Kingdom |
When to Use SWIFT Code SEMSGB21
Receiving International Wire Transfers
To receive money from abroad at your SEAMICO MARLIN SECURITIES (UK) LTD account in LONDON, share SWIFT code SEMSGB21 with the sender along with your full account number, your name as on the account, and the branch address.
NRI Remittances
Non-Resident Indians sending money to NRO/NRE accounts at SEAMICO MARLIN SECURITIES (UK) LTD, LONDON must provide SWIFT code SEMSGB21. Major remittance platforms — including Wise, Remitly, Western Union, and MoneyGram — use this code to route transfers accurately.
Trade Finance and Foreign Payments
Importers and exporters using SEAMICO MARLIN SECURITIES (UK) LTD in LONDON rely on SWIFT code SEMSGB21 for letters of credit, bank guarantees, and foreign currency settlements.
SWIFT Code vs IFSC vs MICR vs BSR — Key Differences
| Code | Format | Used For | Scope |
|---|---|---|---|
SWIFT SEMSGB21 | 8 or 11 chars | International wire transfers, NRI remittances, trade finance | Global — 200+ countries |
| IFSC | 11 chars (alpha) | NEFT, RTGS, IMPS, UPI account linking | India domestic only |
| MICR | 9 digits | Cheque clearing (CTS), NACH mandates, SIP registration | India domestic only |
| BSR | 7 digits | TDS challan filing, Form 16, Form 26AS, TRACES | India income tax only |
Need the IFSC code for domestic NEFT, RTGS, or UPI transfers? View the IFSC code for SEAMICO MARLIN SECURITIES (UK) LTD →
For cheque clearing or NACH mandates, use the MICR code for SEAMICO MARLIN SECURITIES (UK) LTD →
For TDS challan deposits, find the BSR code for SEAMICO MARLIN SECURITIES (UK) LTD →
How SWIFT Code SEMSGB21 Routes an International Transfer
- Initiation: The sender provides SWIFT code SEMSGB21 and account number to their bank.
- Validation: The sending bank validates the BIC against the SWIFT registry.
- Routing: An MT103 SWIFT message is transmitted through the network to SEAMICO MARLIN SECURITIES (UK) LTD.
- Correspondent bank (if needed): An intermediary bank may relay the transfer, adding 1–2 business days.
- Credit: SEAMICO MARLIN SECURITIES (UK) LTD receives the SWIFT message and credits the account. Total time: 1–5 business days.
Common Mistakes When Using SWIFT Code SEMSGB21
- Spaces or lowercase letters — Always enter
SEMSGB21uppercase with no spaces. - Using the wrong city — This code is for LONDON only.
- Truncating to 8 characters — When 11 characters are required, always use the full code.
- Using SWIFT for domestic transfers — Use the IFSC code for any transfer within United Kingdom.
Data Accuracy
BankZop sources SWIFT/BIC data from publicly available banking registries and official disclosures, updated regularly. For the highest-stakes transactions, always confirm SEMSGB21 directly with SEAMICO MARLIN SECURITIES (UK) LTD's LONDON branch or via the SWIFT BIC Directory.
SWIFT code data sourced from SWIFT Official Directory and verified against SEAMICO MARLIN SECURITIES (UK) LTD's published disclosures. Last reviewed Jun 2026 by BankZop Editorial Team. About our data sources →