We searched for“Shell-Mex enamel advertising sign”(identified as Shell-Mex, confidence: High)
Typical realised range (Gemini estimate): £200-£1500
Comparables
3,826
Median
£200
Suggested estimate
£90 – £320
25–75% range
£85 – £500
Overall range
£4 – £300,000
Distribution
Sell-through 97% of lots sold
2% at premier salerooms
Trend→ steady +3% over 8y
Median from 1,014 sold in the last 36 months·hammer prices, excl. buyer's premium — fair-market auction value (retail/insurance replacement runs higher)