The One Piece index is down 62.57% over this period, -1.77% in the last 7 days against -27.60% over 30. It sits 75.73% below the period high (80 on Mar 29) and 0.00% above the period low (Oct 11).
Downtrend in place; until the 7-day move turns positive, expect the low to be retested.
Arithmetic over the index level series (7/30-day change, daily volatility, drawdown, distance from the period high and low). Not investment advice.
2024 Nami [SP Foil] PSA 10One Piece Japanese Two Legends · $455+297.38%
2022 Roronoa Zoro [Super Pre-release] PSA 10One Piece Starter Deck Straw Hat Crew · $290+287.11%
2022 Dracule Mihawk [Alternate Art] PSA 10One Piece Romance Dawn · $220+260.42%
2022 Nami PSA 10Japanese Starter Deck 1: Straw Hat Crew · $560+258.17%
2025 Jewelry Bonney [Illustration Box EX] PSA 10One Piece Promotion Cards · $625+251.16%
2024 Boa Hancock PSA 10Japanese 500 Years in the Future · $316+251.12%
2022 Nami [Manga] PSA 10One Piece Japanese Romance Dawn · $1,225+242.44%
2022 Boa Hancock [SP] PSA 10One Piece Romance Dawn · $2,400+241.33%
2024 Roronoa Zoro [Alternate Art Manga] PSA 10One Piece Japanese Wings Of The Captain · $3,000+240.91%
2023 Kaido [SP] PSA 10One Piece Awakening of the New Era · $310+237.97%
2024 Charlotte Pudding PSA 10Japanese Two Legends · $50-73.02%
2024 Shanks PSA 10Emperors in the New World · $83-72.61%
2022 Usopp [Championship Top Prize] PSA 10One Piece Japanese Romance Dawn · $750-72.58%
2023 Trafalgar Law PSA 10Awakening of the New Era · $50-72.45%
2025 Vinsmoke Sanji PSA 10Royal Blood · $158-70.88%
2022 Sanji [Alternate Art] PSA 10One Piece Romance Dawn · $110-70.46%
2022 Kaido PSA 10Romance Dawn · $193-69.75%
2023 Enel [Alternate Art] PSA 10One Piece Awakening of the New Era · $63-69.62%
2025 Kuzan [Alternate Art] PSA 10One Piece Legacy of the Master · $56-68.67%Value-weighted index, base 100 at the window start: the sum of the basket's observed values against the prior day's, chained daily, each card's move capped so one outlier can't dominate. Values come from real comparable sales resolved on Slabline card pages. The window deepens automatically as history accumulates. Long-run history reflects the 584 most-traded cards in this basket; the recent window covers all 6,055 tracked cards. Not investment advice.
Track them against this index — live values, a 0–1000 protection score, and a broker-ready insurance schedule. Free.