SEAMASTER ALUMINUM LTD HIN Decoder
Hull Identification Numbers beginning with QSA were assigned by the US Coast Guard to SEAMASTER ALUMINUM LTD of WHITE ROCK, BC. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
QSA
Location
WHITE ROCK, BC
In business
since 1987
Status
Listed active in USCG records
SEAMASTER ALUMINUM LTD hulls (1987–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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SEAMASTER ALUMINUM LTD HIN FAQ
What does a SEAMASTER ALUMINUM LTD HIN look like?
It starts with the three characters "QSA" — the Manufacturer Identification Code the US Coast Guard assigned to SEAMASTER ALUMINUM LTD — followed by a 5-character hull serial and a 4-character date code, 12 characters total. SEAMASTER ALUMINUM LTD hulls (1987–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is SEAMASTER ALUMINUM LTD still in business?
USCG records list SEAMASTER ALUMINUM LTD of WHITE ROCK, BC in the MIC database (registered 1987).
How do I decode the year on a SEAMASTER ALUMINUM LTD HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. SEAMASTER ALUMINUM LTD hulls (1987–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in BC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "SEAMASTER ALUMINUM LTD HIN Decoder," carwhere.com/hin-decoder/qsa, last verified 2026-06-12.