14 Aug 2026PulseTCG£20.6327 Aug 2026HoloHawk£24.61PriceCharting£36.30PulseTCG£20.6328 Aug 2026HoloHawk£22.83PriceCharting£34.06PulseTCG£20.6329 Aug 2026HoloHawk£22.39PriceCharting£34.06PulseTCG£20.6330 Aug 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.6331 Aug 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.631 Sept 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.632 Sept 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.633 Sept 2026HoloHawk£21.50PriceCharting£34.15PulseTCG£20.63
4 Aug 2026HoloHawk£30.81PriceCharting£26.705 Aug 2026HoloHawk£30.81PriceCharting£26.706 Aug 2026HoloHawk£30.81PriceCharting£26.707 Aug 2026HoloHawk£29.93PriceCharting£32.868 Aug 2026HoloHawk£29.93PriceCharting£32.869 Aug 2026HoloHawk£29.93PriceCharting£29.3010 Aug 2026HoloHawk£29.93PriceCharting£29.3011 Aug 2026HoloHawk£28.99PriceCharting£29.3012 Aug 2026HoloHawk£28.99PriceCharting£29.8213 Aug 2026HoloHawk£28.99PriceCharting£29.8214 Aug 2026HoloHawk£28.36PriceCharting£29.82PulseTCG£20.6315 Aug 2026HoloHawk£27.45PriceCharting£29.82PulseTCG£20.6316 Aug 2026HoloHawk£27.74PriceCharting£34.86PulseTCG£20.6317 Aug 2026HoloHawk£28.36PriceCharting£34.86PulseTCG£20.6318 Aug 2026HoloHawk£27.51PriceCharting£34.86PulseTCG£20.6319 Aug 2026HoloHawk£27.51PriceCharting£32.49PulseTCG£20.6320 Aug 2026HoloHawk£27.51PriceCharting£32.49PulseTCG£20.6321 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6322 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6323 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6324 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6325 Aug 2026HoloHawk£27.38PriceCharting£36.30PulseTCG£20.6326 Aug 2026HoloHawk£24.61PriceCharting£36.30PulseTCG£20.6327 Aug 2026HoloHawk£24.61PriceCharting£36.30PulseTCG£20.6328 Aug 2026HoloHawk£22.83PriceCharting£34.06PulseTCG£20.6329 Aug 2026HoloHawk£22.39PriceCharting£34.06PulseTCG£20.6330 Aug 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.6331 Aug 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.631 Sept 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.632 Sept 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.633 Sept 2026HoloHawk£21.50PriceCharting£34.15PulseTCG£20.63
13 Apr 2026HoloHawk£22.6414 Apr 2026HoloHawk£22.64PriceCharting£24.5515 Apr 2026HoloHawk£22.64PriceCharting£24.5516 Apr 2026HoloHawk£22.64PriceCharting£24.5517 Apr 2026HoloHawk£22.64PriceCharting£24.0418 Apr 2026HoloHawk£22.64PriceCharting£24.0419 Apr 2026HoloHawk£21.89PriceCharting£26.8520 Apr 2026HoloHawk£21.89PriceCharting£26.8521 Apr 2026HoloHawk£21.89PriceCharting£26.8522 Apr 2026HoloHawk£24.62PriceCharting£28.1623 Apr 2026HoloHawk£24.62PriceCharting£28.1624 Apr 2026HoloHawk£22.73PriceCharting£28.1625 Apr 2026HoloHawk£22.73PriceCharting£27.5026 Apr 2026HoloHawk£22.73PriceCharting£27.5027 Apr 2026HoloHawk£22.73PriceCharting£27.5028 Apr 2026HoloHawk£22.64PriceCharting£30.4329 Apr 2026HoloHawk£22.95PriceCharting£30.4330 Apr 2026HoloHawk£22.95PriceCharting£30.431 May 2026HoloHawk£24.31PriceCharting£30.432 May 2026HoloHawk£24.31PriceCharting£30.433 May 2026HoloHawk£24.31PriceCharting£30.434 May 2026HoloHawk£24.31PriceCharting£26.785 May 2026HoloHawk£29.87PriceCharting£26.786 May 2026HoloHawk£29.87PriceCharting£26.787 May 2026HoloHawk£29.87PriceCharting£27.818 May 2026HoloHawk£29.87PriceCharting£27.819 May 2026HoloHawk£29.87PriceCharting£27.8110 May 2026HoloHawk£29.87PriceCharting£27.8111 May 2026HoloHawk£29.87PriceCharting£28.9712 May 2026HoloHawk£25.14PriceCharting£28.9713 May 2026HoloHawk£25.14PriceCharting£28.9314 May 2026HoloHawk£25.14PriceCharting£28.9315 May 2026HoloHawk£25.14PriceCharting£28.9316 May 2026HoloHawk£25.14PriceCharting£29.9117 May 2026HoloHawk£27.01PriceCharting£29.9118 May 2026HoloHawk£27.01PriceCharting£29.9119 May 2026HoloHawk£23.11PriceCharting£29.9120 May 2026HoloHawk£23.34PriceCharting£29.2721 May 2026HoloHawk£23.34PriceCharting£29.2722 May 2026HoloHawk£23.34PriceCharting£29.6723 May 2026HoloHawk£23.34PriceCharting£29.6724 May 2026HoloHawk£23.34PriceCharting£29.6725 May 2026HoloHawk£23.34PriceCharting£30.6126 May 2026HoloHawk£23.34PriceCharting£30.6127 May 2026HoloHawk£23.34PriceCharting£30.6128 May 2026HoloHawk£23.34PriceCharting£30.6129 May 2026HoloHawk£23.34PriceCharting£30.6130 May 2026HoloHawk£23.34PriceCharting£29.6731 May 2026HoloHawk£23.58PriceCharting£29.671 Jun 2026HoloHawk£23.58PriceCharting£29.672 Jun 2026HoloHawk£23.58PriceCharting£29.673 Jun 2026HoloHawk£24.06PriceCharting£29.114 Jun 2026HoloHawk£23.34PriceCharting£29.115 Jun 2026HoloHawk£26.08PriceCharting£29.116 Jun 2026HoloHawk£26.08PriceCharting£30.027 Jun 2026HoloHawk£26.08PriceCharting£30.028 Jun 2026HoloHawk£26.08PriceCharting£30.029 Jun 2026HoloHawk£23.26PriceCharting£30.0210 Jun 2026HoloHawk£23.26PriceCharting£29.6711 Jun 2026HoloHawk£23.26PriceCharting£29.6712 Jun 2026HoloHawk£23.26PriceCharting£29.6713 Jun 2026HoloHawk£23.26PriceCharting£31.6914 Jun 2026HoloHawk£23.53PriceCharting£32.9315 Jun 2026HoloHawk£23.53PriceCharting£32.9316 Jun 2026HoloHawk£23.53PriceCharting£30.0017 Jun 2026HoloHawk£24.25PriceCharting£30.0018 Jun 2026HoloHawk£24.25PriceCharting£30.0019 Jun 2026HoloHawk£24.25PriceCharting£30.0020 Jun 2026HoloHawk£24.25PriceCharting£30.0021 Jun 2026HoloHawk£22.54PriceCharting£30.0022 Jun 2026HoloHawk£22.54PriceCharting£30.0023 Jun 2026HoloHawk£22.54PriceCharting£29.3824 Jun 2026HoloHawk£22.54PriceCharting£29.3825 Jun 2026HoloHawk£22.54PriceCharting£29.3826 Jun 2026HoloHawk£22.54PriceCharting£26.1627 Jun 2026HoloHawk£22.54PriceCharting£26.1628 Jun 2026HoloHawk£26.08PriceCharting£32.4029 Jun 2026HoloHawk£26.08PriceCharting£32.4030 Jun 2026HoloHawk£26.08PriceCharting£32.401 Jul 2026HoloHawk£25.36PriceCharting£32.402 Jul 2026HoloHawk£25.36PriceCharting£33.103 Jul 2026HoloHawk£25.36PriceCharting£33.104 Jul 2026HoloHawk£25.36PriceCharting£33.105 Jul 2026HoloHawk£25.36PriceCharting£32.136 Jul 2026HoloHawk£25.36PriceCharting£32.137 Jul 2026HoloHawk£23.92PriceCharting£32.138 Jul 2026HoloHawk£23.92PriceCharting£35.399 Jul 2026HoloHawk£21.92PriceCharting£35.3910 Jul 2026HoloHawk£21.92PriceCharting£31.4511 Jul 2026HoloHawk£23.41PriceCharting£31.4512 Jul 2026HoloHawk£23.41PriceCharting£31.4513 Jul 2026HoloHawk£23.41PriceCharting£31.4514 Jul 2026HoloHawk£23.41PriceCharting£34.6615 Jul 2026HoloHawk£23.41PriceCharting£34.6616 Jul 2026HoloHawk£23.41PriceCharting£34.6617 Jul 2026HoloHawk£23.41PriceCharting£34.6618 Jul 2026HoloHawk£27.47PriceCharting£34.6619 Jul 2026HoloHawk£27.47PriceCharting£31.3120 Jul 2026HoloHawk£27.47PriceCharting£31.3121 Jul 2026HoloHawk£27.47PriceCharting£31.3122 Jul 2026HoloHawk£27.47PriceCharting£28.7423 Jul 2026HoloHawk£27.47PriceCharting£28.7424 Jul 2026HoloHawk£31.59PriceCharting£28.7425 Jul 2026HoloHawk£31.59PriceCharting£28.7426 Jul 2026HoloHawk£31.90PriceCharting£27.0727 Jul 2026HoloHawk£31.90PriceCharting£27.0728 Jul 2026HoloHawk£31.90PriceCharting£27.0729 Jul 2026HoloHawk£31.90PriceCharting£26.7030 Jul 2026HoloHawk£31.90PriceCharting£26.7031 Jul 2026HoloHawk£31.90PriceCharting£26.701 Aug 2026HoloHawk£31.90PriceCharting£26.702 Aug 2026HoloHawk£31.90PriceCharting£26.703 Aug 2026HoloHawk£31.90PriceCharting£26.704 Aug 2026HoloHawk£30.81PriceCharting£26.705 Aug 2026HoloHawk£30.81PriceCharting£26.706 Aug 2026HoloHawk£30.81PriceCharting£26.707 Aug 2026HoloHawk£29.93PriceCharting£32.868 Aug 2026HoloHawk£29.93PriceCharting£32.869 Aug 2026HoloHawk£29.93PriceCharting£29.3010 Aug 2026HoloHawk£29.93PriceCharting£29.3011 Aug 2026HoloHawk£28.99PriceCharting£29.3012 Aug 2026HoloHawk£28.99PriceCharting£29.8213 Aug 2026HoloHawk£28.99PriceCharting£29.8214 Aug 2026HoloHawk£28.36PriceCharting£29.82PulseTCG£20.6315 Aug 2026HoloHawk£27.45PriceCharting£29.82PulseTCG£20.6316 Aug 2026HoloHawk£27.74PriceCharting£34.86PulseTCG£20.6317 Aug 2026HoloHawk£28.36PriceCharting£34.86PulseTCG£20.6318 Aug 2026HoloHawk£27.51PriceCharting£34.86PulseTCG£20.6319 Aug 2026HoloHawk£27.51PriceCharting£32.49PulseTCG£20.6320 Aug 2026HoloHawk£27.51PriceCharting£32.49PulseTCG£20.6321 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6322 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6323 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6324 Aug 2026HoloHawk£27.38PriceCharting£32.60PulseTCG£20.6325 Aug 2026HoloHawk£27.38PriceCharting£36.30PulseTCG£20.6326 Aug 2026HoloHawk£24.61PriceCharting£36.30PulseTCG£20.6327 Aug 2026HoloHawk£24.61PriceCharting£36.30PulseTCG£20.6328 Aug 2026HoloHawk£22.83PriceCharting£34.06PulseTCG£20.6329 Aug 2026HoloHawk£22.39PriceCharting£34.06PulseTCG£20.6330 Aug 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.6331 Aug 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.631 Sept 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.632 Sept 2026HoloHawk£22.39PriceCharting£34.12PulseTCG£20.633 Sept 2026HoloHawk£21.50PriceCharting£34.15PulseTCG£20.63
£25.00£30.00£35.00
14 Apr8 May5 Jun28 Jun22 Jul3 Sept
Three independent readings on one scale. A reading is recorded only when a price changes, so a flat stretch means it held. Hover for any day.
14 Apr 2026PSA 10£28215 Apr 2026PSA 10£28216 Apr 2026PSA 10£28217 Apr 2026PSA 10£29318 Apr 2026PSA 10£29319 Apr 2026PSA 10£29320 Apr 2026PSA 10£29321 Apr 2026PSA 10£29322 Apr 2026PSA 10£29323 Apr 2026PSA 10£29324 Apr 2026PSA 10£29325 Apr 2026PSA 10£29326 Apr 2026PSA 10£29327 Apr 2026PSA 10£29328 Apr 2026PSA 10£29129 Apr 2026PSA 10£29130 Apr 2026PSA 10£2911 May 2026PSA 10£2912 May 2026PSA 10£2913 May 2026PSA 10£2914 May 2026PSA 10£2915 May 2026PSA 10£2916 May 2026PSA 10£2917 May 2026PSA 10£3028 May 2026PSA 10£3029 May 2026PSA 10£30210 May 2026PSA 10£30211 May 2026PSA 10£30212 May 2026PSA 10£30213 May 2026PSA 10£30714 May 2026PSA 10£30715 May 2026PSA 10£30716 May 2026PSA 10£30717 May 2026PSA 10£30718 May 2026PSA 10£30719 May 2026PSA 10£30720 May 2026PSA 10£32221 May 2026PSA 10£32222 May 2026PSA 10£32223 May 2026PSA 10£32224 May 2026PSA 10£32225 May 2026PSA 10£31026 May 2026PSA 10£31027 May 2026PSA 10£31028 May 2026PSA 10£31029 May 2026PSA 10£31030 May 2026PSA 10£30631 May 2026PSA 10£3061 Jun 2026PSA 10£3062 Jun 2026PSA 10£3063 Jun 2026PSA 10£3084 Jun 2026PSA 10£3085 Jun 2026PSA 10£3086 Jun 2026PSA 10£3237 Jun 2026PSA 10£3238 Jun 2026PSA 10£3239 Jun 2026PSA 10£32310 Jun 2026PSA 10£31011 Jun 2026PSA 10£31012 Jun 2026PSA 10£31013 Jun 2026PSA 10£31014 Jun 2026PSA 10£31215 Jun 2026PSA 10£31216 Jun 2026PSA 10£31217 Jun 2026PSA 10£31218 Jun 2026PSA 10£31219 Jun 2026PSA 10£31220 Jun 2026PSA 10£31221 Jun 2026PSA 10£31222 Jun 2026PSA 10£31223 Jun 2026PSA 10£33024 Jun 2026PSA 10£33025 Jun 2026PSA 10£33026 Jun 2026PSA 10£33527 Jun 2026PSA 10£33528 Jun 2026PSA 10£33929 Jun 2026PSA 10£33930 Jun 2026PSA 10£3391 Jul 2026PSA 10£3392 Jul 2026PSA 10£3473 Jul 2026PSA 10£3474 Jul 2026PSA 10£3475 Jul 2026PSA 10£3506 Jul 2026PSA 10£3507 Jul 2026PSA 10£3508 Jul 2026PSA 10£3469 Jul 2026PSA 10£34610 Jul 2026PSA 10£34611 Jul 2026PSA 10£34612 Jul 2026PSA 10£34613 Jul 2026PSA 10£34614 Jul 2026PSA 10£34615 Jul 2026PSA 10£34616 Jul 2026PSA 10£34617 Jul 2026PSA 10£34618 Jul 2026PSA 10£34619 Jul 2026PSA 10£34620 Jul 2026PSA 10£34621 Jul 2026PSA 10£34622 Jul 2026PSA 10£34023 Jul 2026PSA 10£34024 Jul 2026PSA 10£34025 Jul 2026PSA 10£34026 Jul 2026PSA 10£34027 Jul 2026PSA 10£34028 Jul 2026PSA 10£34029 Jul 2026PSA 10£34630 Jul 2026PSA 10£34631 Jul 2026PSA 10£3391 Aug 2026PSA 10£3392 Aug 2026PSA 10£3393 Aug 2026PSA 10£3394 Aug 2026PSA 10£339Grade 9.5£65.27Grade 9£59.33BGS 10£441CGC 10£1715 Aug 2026PSA 10£339Grade 9.5£65.27Grade 9£59.33BGS 10£441CGC 10£1716 Aug 2026PSA 10£339Grade 9.5£65.27Grade 9£59.33BGS 10£441CGC 10£1717 Aug 2026PSA 10£337Grade 9.5£65.27Grade 9£59.33BGS 10£438CGC 10£1718 Aug 2026PSA 10£337Grade 9.5£65.27Grade 9£59.33BGS 10£438CGC 10£1719 Aug 2026PSA 10£346Grade 9.5£65.27Grade 9£59.33BGS 10£449CGC 10£17110 Aug 2026PSA 10£346Grade 9.5£65.27Grade 9£59.33BGS 10£449CGC 10£17111 Aug 2026PSA 10£346Grade 9.5£65.27Grade 9£59.33BGS 10£449CGC 10£17112 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17013 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17014 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17015 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17016 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17017 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17018 Aug 2026PSA 10£349Grade 9.5£68.23Grade 9£61.98BGS 10£454CGC 10£17019 Aug 2026PSA 10£349Grade 9.5£67.49Grade 9£61.14BGS 10£454CGC 10£17020 Aug 2026PSA 10£349Grade 9.5£67.49Grade 9£61.14BGS 10£454CGC 10£17021 Aug 2026PSA 10£349Grade 9.5£67.49Grade 9£61.14BGS 10£454CGC 10£17022 Aug 2026PSA 10£349Grade 9.5£67.49Grade 9£61.14BGS 10£454CGC 10£17023 Aug 2026PSA 10£349Grade 9.5£67.49Grade 9£61.14BGS 10£454CGC 10£17024 Aug 2026PSA 10£349Grade 9.5£67.49Grade 9£61.14BGS 10£454CGC 10£17025 Aug 2026PSA 10£345Grade 9.5£67.49Grade 9£61.12BGS 10£449CGC 10£17026 Aug 2026PSA 10£345Grade 9.5£67.49Grade 9£61.12BGS 10£449CGC 10£17027 Aug 2026PSA 10£345Grade 9.5£67.49Grade 9£61.12BGS 10£449CGC 10£17028 Aug 2026PSA 10£346Grade 9.5£67.49Grade 9£61.34BGS 10£449CGC 10£17029 Aug 2026PSA 10£346Grade 9.5£67.49Grade 9£61.34BGS 10£449CGC 10£17030 Aug 2026PSA 10£346Grade 9.5£64.53Grade 9£58.50BGS 10£449CGC 10£17031 Aug 2026PSA 10£346Grade 9.5£64.53Grade 9£58.50BGS 10£449CGC 10£1701 Sept 2026PSA 10£346Grade 9.5£64.53Grade 9£58.50BGS 10£449CGC 10£1702 Sept 2026PSA 10£346Grade 9.5£64.53Grade 9£58.50BGS 10£449CGC 10£1703 Sept 2026PSA 10£346Grade 9.5£64.53Grade 9£58.53BGS 10£449CGC 10£170
£100£200£300£400
14 Apr8 May5 Jun28 Jun22 Jul3 Sept
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.
4 Aug 2026New listings/day25 Aug 2026New listings/day16 Aug 2026New listings/day07 Aug 2026New listings/day08 Aug 2026New listings/day19 Aug 2026New listings/day010 Aug 2026New listings/day011 Aug 2026New listings/day112 Aug 2026New listings/day013 Aug 2026New listings/day014 Aug 2026New listings/day315 Aug 2026New listings/day116 Aug 2026New listings/day217 Aug 2026New listings/day218 Aug 2026New listings/day119 Aug 2026New listings/day220 Aug 2026New listings/day121 Aug 2026New listings/day022 Aug 2026New listings/day023 Aug 2026New listings/day124 Aug 2026New listings/day025 Aug 2026New listings/day126 Aug 2026New listings/day227 Aug 2026New listings/day028 Aug 2026New listings/day029 Aug 2026New listings/day130 Aug 2026New listings/day031 Aug 2026New listings/day01 Sept 2026New listings/day0
0123
4 Aug13 Aug23 Aug1 Sept
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.
4 Aug 2026Confirmed sales/day15 Aug 2026Confirmed sales/day16 Aug 2026Confirmed sales/day17 Aug 2026Confirmed sales/day08 Aug 2026Confirmed sales/day19 Aug 2026Confirmed sales/day110 Aug 2026Confirmed sales/day111 Aug 2026Confirmed sales/day112 Aug 2026Confirmed sales/day113 Aug 2026Confirmed sales/day114 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
01
4 Aug8 Aug14 Aug28 Aug
UK auctions that closed with a winning bid each day. Source: HoloHawk, observed directly on eBay UK.
Recent confirmed sales
Confirmed auction results
UK auctions that closed with a winning bid — not listings that merely disappeared.
Observed within three minutes of close, so each is a lower bound on the hammer price.
Ended
Bids
Price
8 Aug
1
£21.50 or more
4 Aug
3
£21.21 or more
On sale now in the UK
3 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:
HoloHawkOur own market price, 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.