Colress's Experiment
| ebay.fr | n=5 | £7.05 | +139% |
| ebay.co.uk | n=28 | £4.91 | +66% |
| ebay.de | n=80 | £3.69 | +25% |
| ebay.it | n=8 | £3.65 | +24% |
| ebay.es | n=4 | £2.97 | — |
| ebay.com | n=310 | £2.95 | — |
How is this value calculated?
Recency-weighted trimmed median of 223 NM sales (RAW; outliers trimmed against the median, newer sales weigh more, dynamic half-life).
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 228 | 9 d | £3.26 | 1861.22 |
| eigene LP-Verkäufe ÷ 0.9492 | 9 | 11 d | £2.22 | 3.82 |
| eigene PSA9-Verkäufe ÷ 1.9458 | 4 | 2 mo | £6.75 | 0.75 |
| eigene PSA10-Verkäufe ÷ 11.4153 | 14 | 2 mo | £3.97 | 0.11 |
| de roh NM × 0.94 (Sprach-Faktor aus 113 Karten) | 4 | 18 d | £6.26 | 2.97 |
Measured error for this era×language (backtest): ±17 %
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| eigene rohe NM-Verkäufe | 4 | 18 d | £6.66 | 32.65 |
| en roh NM × 1.0638 (Sprach-Faktor aus 113 Karten) | 228 | 9 d | £3.47 | 3.68 |
Measured error for this era×language (backtest): ±22 %
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 1.2846 (Sprach-Faktor aus 79 Karten) | 228 | 9 d | £4.19 | 2.4 |
| de roh NM × 1.2394 (Sprach-Faktor aus 75 Karten) | 4 | 18 d | £8.25 | 2.38 |
Measured error for this era×language (backtest): ±20 %
Gate not green — shown only here, never as the price.
| Evidence path | Sales | Age | Value vᵢ | Weight gᵢ |
|---|---|---|---|---|
| en roh NM × 1.0648 (Sprach-Faktor aus 60 Karten) | 228 | 9 d | £3.48 | 7.73 |
| de roh NM × 1.0763 (Sprach-Faktor aus 60 Karten) | 4 | 18 d | £7.17 | 3.22 |
Measured error for this era×language (backtest): ±18 %
No PSA numbers for this print yet — in any language.
Frequently asked questions
Auction or Buy It Now — which gets more for Colress's Experiment Crown Zenith GG59/159?
Across 27 auctions the median was £2.39, across 236 fixed-price sales £3.33. Fixed price therefore fetched about 39 % more — for this card patience with a set price is the better route.
What will I get for Colress's Experiment Crown Zenith GG59/159 if I want to sell quickly?
Half of all sales fell between £2.66 and £3.92, with a median of £3.12. Selling fast lands you nearer the lower end; with patience, good photos and a complete title the upper end is achievable.
Below which price is an offer for Colress's Experiment Crown Zenith GG59/159 unrealistic?
The cheapest genuine sales were around £2.18. Offers well below £1.31 are typically fakes, mislabelled cards or a different variant — ask for photos of all four borders and a close-up of the surface.
How does Last Sold determine the market value?
Last Sold uses only real sales — eBay plus auction houses like Goldin & Fanatics — recent sales count more (recency weighting), outliers and fakes are removed. It's not an estimate but actual sold prices, separated by condition, language and grading.