21 SEP Number Plate
The known history of 21SEP, bringing together documented vehicle assignments, auction sales, advertisements, photographs and other evidence.
Last checked by our plate checker: 18 Oct 2026, 13:34
21 SEP (21SEP) – Number Plate History & Timeline
Also written as 21SEP. History, past vehicles, DVLA records, auction sales, advert appearances, spotted photos, pictures and images for number plate 21 SEP.
Sold
This number plate was issued at a DVLA auction in September 1990.
It sold for a hammer price of £2,000 and a total of £2,530 including fees and taxes.
Accounting for inflation, that's £6,404 in today's money.
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What is 21 SEP worth?
The value of 21 SEP is influenced by its dateless format, the relevance and popularity of the letters SEP and comparable sales.
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