Updated Oct 11, 3:41 PM UTC
Latest available values by grader and grade.
It’s not uncommon for tunnels that appear to have formed naturally to actually be a result of Excadrill’s rampant digging.
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Completed sales
Real eBay transactions: what buyers actually paid, not asking prices. The most recent sale was a ungraded copy for $13.99 on October 6, 2026.
