HoloHawk earns a commission on eBay purchases through this link. It never changes the price you pay.
Prices by grade
PSA 10 = 82.3× raw
Today's figures for every tier. Graded history starts building tonight.
Raw · ungraded£73.85
Grade 9£812
Grade 9.5£894
PSA 10£6,078
BGS 10£7,901
CGC 10£1,174
A PSA 10 sells for 82.3× the raw card — a gap of £6,004. Grading fees and the risk of a 9 come out of that.
At a glance
30-day high£73.85
30-day low£41.61
Tracked high£73.85
Days tracked133
IllustratorKen Sugimori
Pokédex68
Price history
112 readings · 133d
HoloHawk Est. MarketPriceChartingPulseTCG awaiting data
15 Aug 2026HoloHawk Est. Market£7.2916 Aug 2026HoloHawk Est. Market£7.2917 Aug 2026HoloHawk Est. Market£7.2918 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8519 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8520 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8521 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8522 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8523 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8524 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8525 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.85
£25.00£50.00
15 Aug18 Aug18 Aug22 Aug
HoloHawk Est. MarketPriceChartingPulseTCG awaiting data
23 Jul 2026HoloHawk Est. Market£7.2924 Jul 2026HoloHawk Est. Market£7.2925 Jul 2026HoloHawk Est. Market£7.2926 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6127 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6128 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6129 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6130 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6131 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.611 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.852 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.853 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.854 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.855 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.856 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.857 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.858 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.859 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8510 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8511 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8512 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8513 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8514 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8515 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8516 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8517 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8518 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8519 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8520 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8521 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8522 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8523 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8524 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8525 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.85
£25.00£50.00
26 Jul30 Jul3 Aug25 Aug
HoloHawk Est. MarketPriceChartingPulseTCG awaiting data
14 Apr 2026PriceCharting£58.5915 Apr 2026PriceCharting£58.5916 Apr 2026PriceCharting£58.5917 Apr 2026PriceCharting£41.9718 Apr 2026PriceCharting£41.9719 Apr 2026PriceCharting£41.9720 Apr 2026PriceCharting£41.9721 Apr 2026PriceCharting£41.9722 Apr 2026PriceCharting£41.9723 Apr 2026PriceCharting£41.9724 Apr 2026PriceCharting£44.3225 Apr 2026PriceCharting£44.3226 Apr 2026PriceCharting£44.3227 Apr 2026PriceCharting£48.8828 Apr 2026PriceCharting£48.8829 Apr 2026PriceCharting£48.8830 Apr 2026PriceCharting£48.881 May 2026PriceCharting£48.882 May 2026PriceCharting£48.883 May 2026PriceCharting£53.184 May 2026PriceCharting£53.185 May 2026HoloHawk Est. Market£7.77PriceCharting£53.186 May 2026HoloHawk Est. Market£7.77PriceCharting£53.187 May 2026HoloHawk Est. Market£7.77PriceCharting£53.188 May 2026HoloHawk Est. Market£7.77PriceCharting£53.189 May 2026HoloHawk Est. Market£7.77PriceCharting£47.9510 May 2026HoloHawk Est. Market£7.77PriceCharting£47.9511 May 2026HoloHawk Est. Market£7.77PriceCharting£47.9512 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6313 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6314 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6315 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6316 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6317 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6318 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6319 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6320 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6321 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6322 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6323 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6324 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6325 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6326 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6327 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6328 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6329 May 2026HoloHawk Est. Market£7.77PriceCharting£40.6330 May 2026HoloHawk Est. Market£7.77PriceCharting£39.6031 May 2026HoloHawk Est. Market£7.77PriceCharting£39.601 Jun 2026HoloHawk Est. Market£7.77PriceCharting£36.832 Jun 2026HoloHawk Est. Market£7.77PriceCharting£36.833 Jun 2026HoloHawk Est. Market£8.02PriceCharting£36.934 Jun 2026HoloHawk Est. Market£8.02PriceCharting£36.935 Jun 2026HoloHawk Est. Market£8.50PriceCharting£36.936 Jun 2026HoloHawk Est. Market£8.50PriceCharting£36.937 Jun 2026HoloHawk Est. Market£8.50PriceCharting£36.938 Jun 2026HoloHawk Est. Market£8.50PriceCharting£36.939 Jun 2026HoloHawk Est. Market£9.03PriceCharting£36.9310 Jun 2026HoloHawk Est. Market£10.16PriceCharting£36.9311 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1512 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1513 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1514 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1515 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1516 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1517 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1518 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1519 Jun 2026HoloHawk Est. Market£10.16PriceCharting£44.1520 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9321 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9322 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9323 Jun 2026HoloHawk Est. Market£11.28PriceCharting£40.6224 Jun 2026HoloHawk Est. Market£11.28PriceCharting£40.6225 Jun 2026HoloHawk Est. Market£11.28PriceCharting£40.6226 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9327 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9328 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9329 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.9330 Jun 2026HoloHawk Est. Market£11.28PriceCharting£36.931 Jul 2026HoloHawk Est. Market£11.28PriceCharting£36.932 Jul 2026HoloHawk Est. Market£11.28PriceCharting£36.933 Jul 2026HoloHawk Est. Market£11.28PriceCharting£36.934 Jul 2026HoloHawk Est. Market£11.28PriceCharting£36.935 Jul 2026HoloHawk Est. Market£11.28PriceCharting£36.936 Jul 2026HoloHawk Est. Market£11.28PriceCharting£35.087 Jul 2026HoloHawk Est. Market£11.28PriceCharting£35.088 Jul 2026HoloHawk Est. Market£11.28PriceCharting£35.089 Jul 2026HoloHawk Est. Market£9.03PriceCharting£36.9310 Jul 2026HoloHawk Est. Market£9.03PriceCharting£36.9311 Jul 2026HoloHawk Est. Market£9.03PriceCharting£36.9312 Jul 2026HoloHawk Est. Market£9.03PriceCharting£36.9313 Jul 2026HoloHawk Est. Market£9.03PriceCharting£36.9314 Jul 2026HoloHawk Est. Market£9.03PriceCharting£36.9315 Jul 2026HoloHawk Est. Market£9.03PriceCharting£41.6116 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6117 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6118 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6119 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6120 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6121 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6122 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6123 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6124 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6125 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6126 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6127 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6128 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6129 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6130 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.6131 Jul 2026HoloHawk Est. Market£7.29PriceCharting£41.611 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.852 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.853 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.854 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.855 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.856 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.857 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.858 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.859 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8510 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8511 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8512 Aug 2026HoloHawk Est. Market£12.10PriceCharting£73.8513 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8514 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8515 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8516 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8517 Aug 2026HoloHawk Est. Market£7.29PriceCharting£73.8518 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8519 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8520 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8521 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8522 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8523 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8524 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.8525 Aug 2026HoloHawk Est. Market£7.76PriceCharting£73.85
£25.00£50.00
14 Apr23 May2 Jul25 Aug
HoloHawk Est. Market · PriceCharting · PulseTCG. Hover any point for that day's figures. Flat sections mean the price did not move — a reading is recorded only when it changes. PulseTCG has no readings for this card yet.
Graded price history
PSA 10 · £6,078
PSA 10Grade 9.5Grade 9BGS 10CGC 10
14 Apr 2026PSA 10£5,26115 Apr 2026PSA 10£5,26116 Apr 2026PSA 10£5,26117 Apr 2026PSA 10£5,26118 Apr 2026PSA 10£5,26119 Apr 2026PSA 10£5,26120 Apr 2026PSA 10£5,26121 Apr 2026PSA 10£5,26122 Apr 2026PSA 10£5,26123 Apr 2026PSA 10£5,26124 Apr 2026PSA 10£5,26125 Apr 2026PSA 10£5,26126 Apr 2026PSA 10£5,26127 Apr 2026PSA 10£5,26128 Apr 2026PSA 10£5,26129 Apr 2026PSA 10£5,26130 Apr 2026PSA 10£5,2611 May 2026PSA 10£5,2612 May 2026PSA 10£5,2613 May 2026PSA 10£5,2614 May 2026PSA 10£5,2615 May 2026PSA 10£5,2616 May 2026PSA 10£5,2617 May 2026PSA 10£5,2618 May 2026PSA 10£5,2619 May 2026PSA 10£5,26110 May 2026PSA 10£5,26111 May 2026PSA 10£5,26112 May 2026PSA 10£5,26113 May 2026PSA 10£5,26114 May 2026PSA 10£5,26115 May 2026PSA 10£5,26116 May 2026PSA 10£5,26117 May 2026PSA 10£5,26118 May 2026PSA 10£5,26119 May 2026PSA 10£5,26120 May 2026PSA 10£5,26121 May 2026PSA 10£5,26122 May 2026PSA 10£5,26123 May 2026PSA 10£5,26124 May 2026PSA 10£5,26125 May 2026PSA 10£5,26126 May 2026PSA 10£5,26127 May 2026PSA 10£5,26128 May 2026PSA 10£5,26129 May 2026PSA 10£5,26130 May 2026PSA 10£5,26131 May 2026PSA 10£5,2611 Jun 2026PSA 10£7,3862 Jun 2026PSA 10£7,3863 Jun 2026PSA 10£6,0784 Jun 2026PSA 10£6,0785 Jun 2026PSA 10£6,0786 Jun 2026PSA 10£6,0787 Jun 2026PSA 10£6,0788 Jun 2026PSA 10£6,0789 Jun 2026PSA 10£6,07810 Jun 2026PSA 10£6,07811 Jun 2026PSA 10£6,49512 Jun 2026PSA 10£6,49513 Jun 2026PSA 10£6,49514 Jun 2026PSA 10£6,69015 Jun 2026PSA 10£6,69016 Jun 2026PSA 10£6,69017 Jun 2026PSA 10£6,77318 Jun 2026PSA 10£6,77319 Jun 2026PSA 10£6,77320 Jun 2026PSA 10£6,77321 Jun 2026PSA 10£6,77322 Jun 2026PSA 10£6,77323 Jun 2026PSA 10£6,77324 Jun 2026PSA 10£6,77325 Jun 2026PSA 10£6,77326 Jun 2026PSA 10£6,77327 Jun 2026PSA 10£6,77328 Jun 2026PSA 10£6,77329 Jun 2026PSA 10£6,75730 Jun 2026PSA 10£6,7571 Jul 2026PSA 10£6,7572 Jul 2026PSA 10£6,7573 Jul 2026PSA 10£6,7344 Jul 2026PSA 10£6,7345 Jul 2026PSA 10£6,7346 Jul 2026PSA 10£6,7047 Jul 2026PSA 10£6,7048 Jul 2026PSA 10£6,7049 Jul 2026PSA 10£6,68310 Jul 2026PSA 10£6,68311 Jul 2026PSA 10£6,68312 Jul 2026PSA 10£6,68313 Jul 2026PSA 10£6,68314 Jul 2026PSA 10£6,68315 Jul 2026PSA 10£6,64216 Jul 2026PSA 10£6,64217 Jul 2026PSA 10£6,64218 Jul 2026PSA 10£6,62219 Jul 2026PSA 10£6,62220 Jul 2026PSA 10£6,62221 Jul 2026PSA 10£6,62222 Jul 2026PSA 10£6,62223 Jul 2026PSA 10£6,62224 Jul 2026PSA 10£6,62225 Jul 2026PSA 10£6,20426 Jul 2026PSA 10£6,20427 Jul 2026PSA 10£6,20428 Jul 2026PSA 10£6,20429 Jul 2026PSA 10£6,20430 Jul 2026PSA 10£6,20431 Jul 2026PSA 10£6,2041 Aug 2026PSA 10£6,1412 Aug 2026PSA 10£6,1413 Aug 2026PSA 10£6,1414 Aug 2026PSA 10£6,141Grade 9.5£682Grade 9£621BGS 10£7,983CGC 10£1,1745 Aug 2026PSA 10£6,141Grade 9.5£682Grade 9£621BGS 10£7,983CGC 10£1,1746 Aug 2026PSA 10£6,141Grade 9.5£682Grade 9£621BGS 10£7,983CGC 10£1,1747 Aug 2026PSA 10£6,109Grade 9.5£894Grade 9£812BGS 10£7,942CGC 10£1,1748 Aug 2026PSA 10£6,109Grade 9.5£894Grade 9£812BGS 10£7,942CGC 10£1,1749 Aug 2026PSA 10£6,109Grade 9.5£894Grade 9£812BGS 10£7,942CGC 10£1,17410 Aug 2026PSA 10£6,109Grade 9.5£894Grade 9£812BGS 10£7,942CGC 10£1,17411 Aug 2026PSA 10£6,109Grade 9.5£894Grade 9£812BGS 10£7,942CGC 10£1,17412 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17413 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17414 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17415 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17416 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17417 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17418 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17419 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17420 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17421 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17422 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17423 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17424 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,17425 Aug 2026PSA 10£6,078Grade 9.5£894Grade 9£812BGS 10£7,901CGC 10£1,174
£2,500£5,000£7,500
14 Apr23 May2 Jul25 Aug
Graded prices from PriceCharting, in GBP. PSA 10 has been tracked since April 2026; the other tiers began recording 3 August 2026 and join the chart as their history builds.
New listings per day
0 today
How many new UK listings appear for this card each day. Rising supply against a
falling price is the clearest sell signal there is. This counts what we saw, so it is a sample of
the market rather than a total.
13 Aug 2026New listings/day114 Aug 2026New listings/day015 Aug 2026New listings/day016 Aug 2026New listings/day017 Aug 2026New listings/day018 Aug 2026New listings/day019 Aug 2026New listings/day020 Aug 2026New listings/day121 Aug 2026New listings/day022 Aug 2026New listings/day223 Aug 2026New listings/day024 Aug 2026New listings/day025 Aug 2026New listings/day026 Aug 2026New listings/day027 Aug 2026New listings/day028 Aug 2026New listings/day029 Aug 2026New listings/day030 Aug 2026New listings/day0
012
13 Aug19 Aug24 Aug30 Aug
New UK listings we saw appear each day. A direct count of what the scanner observed, not an estimate of everything on eBay. Source: HoloHawk, observed directly on eBay UK.
Confirmed sales per day
Auctions that closed with a winning bid. A sale we watched happen, not a listing that
disappeared for unknown reasons.
6 Aug 2026Confirmed sales/day07 Aug 2026Confirmed sales/day08 Aug 2026Confirmed sales/day09 Aug 2026Confirmed sales/day010 Aug 2026Confirmed sales/day011 Aug 2026Confirmed sales/day012 Aug 2026Confirmed sales/day013 Aug 2026Confirmed sales/day014 Aug 2026Confirmed sales/day015 Aug 2026Confirmed sales/day016 Aug 2026Confirmed sales/day017 Aug 2026Confirmed sales/day018 Aug 2026Confirmed sales/day019 Aug 2026Confirmed sales/day020 Aug 2026Confirmed sales/day021 Aug 2026Confirmed sales/day022 Aug 2026Confirmed sales/day023 Aug 2026Confirmed sales/day024 Aug 2026Confirmed sales/day025 Aug 2026Confirmed sales/day026 Aug 2026Confirmed sales/day027 Aug 2026Confirmed sales/day028 Aug 2026Confirmed sales/day0
-101
6 Aug9 Aug21 Aug28 Aug
UK auctions that closed with a winning bid each day. Source: HoloHawk, observed directly on eBay UK.
Recent confirmed sales
Recording live
No confirmed sales for this card yet
We log every UK auction that closes with a winning bid — around 4,600 a day across the catalogue.
The first result for this card appears here as soon as one sells.
On sale now in the UK
2 live
Fixed-price listings we are currently tracking, cheapest first. Asking prices, not sales,
and a sample of what is listed rather than everything on eBay. Each row opens the listing on eBay — HoloHawk earns a commission on purchases made through it, and it never changes the price you pay.
Three independent readings, shown side by side rather than blended into one figure:
HoloHawk Est. MarketOur own estimate, from live UK listings
PriceChartingPublished reference price, USD converted to GBP
PulseTCGPublished reference price, natively GBP
A reading is stored only when a price actually changes, so flat
stretches mean the price held — not that data is missing. Where a source has no history for an item its
line is absent rather than flat. Confirmed sales are UK auctions that closed with a winning bid, observed
within three minutes of close, so each is a lower bound. Live listings are asking prices, not sales.
Supply and sales counts are direct observations — listings we saw appear and auctions we saw close with a
bid. We do not infer that a listing sold because it disappeared, so nothing here depends on that guess.