Community price on backpack.tf: 320–380 keys, last changed 2026-07-11 (3mo ago). The live quote above, 22.1 keys, is 93% lower and last moved 11d ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.
Price history
63 observations
Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.
The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.
Tesla Coil Herald's Helm sell price, 2025-09-25 to 2026-10-10: 63 observations, from 326 keys to 23.7 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
326 keys
267 keys
9 OCT 2025 · 09:12 UTC
311 keys
280 keys
19 OCT 2025 · 21:00 UTC
296 keys
266 keys
10 NOV 2025 · 01:25 UTC
275 keys
247 keys
18 FEB 2026 · 22:41 UTC
295 keys
76.2 keys
22 JUN 2026 · 21:13 UTC
270 keys
235 keys
5 JUL 2026 · 23:12 UTC
269 keys
234 keys
16 JUL 2026 · 00:44 UTC
281 keys
244 keys
4 AUG 2026 · 07:12 UTC
285 keys
248 keys
10 AUG 2026 · 13:10 UTC
313 keys
272 keys
22 AUG 2026 · 10:09 UTC
21.2 keys
18.4 keys
23 AUG 2026 · 00:08 UTC
21.2 keys
18.4 keys
26 AUG 2026 · 02:09 UTC
21.2 keys
18.5 keys
27 AUG 2026 · 04:10 UTC
22.3 keys
19.4 keys
27 AUG 2026 · 16:08 UTC
22.3 keys
19.4 keys
28 AUG 2026 · 22:09 UTC
22.4 keys
19.5 keys
29 AUG 2026 · 10:09 UTC
22.3 keys
19.4 keys
31 AUG 2026 · 10:09 UTC
164 keys
143 keys
4 SEP 2026 · 14:08 UTC
21.8 keys
18.9 keys
5 SEP 2026 · 04:09 UTC
22.5 keys
19.5 keys
6 SEP 2026 · 08:09 UTC
22.5 keys
19.6 keys
6 SEP 2026 · 20:09 UTC
22.1 keys
19.2 keys
7 SEP 2026 · 20:08 UTC
22.1 keys
19.2 keys
9 SEP 2026 · 00:10 UTC
21.7 keys
18.9 keys
9 SEP 2026 · 12:09 UTC
21.7 keys
18.8 keys
11 SEP 2026 · 12:09 UTC
21.9 keys
19.0 keys
20 SEP 2026 · 16:10 UTC
243 keys
211 keys
23 SEP 2026 · 08:10 UTC
219 keys
190 keys
25 SEP 2026 · 22:09 UTC
236 keys
205 keys
26 SEP 2026 · 16:09 UTC
241 keys
210 keys
28 SEP 2026 · 04:08 UTC
22.7 keys
19.7 keys
28 SEP 2026 · 18:08 UTC
22.6 keys
19.6 keys
29 SEP 2026 · 18:08 UTC
22.4 keys
19.5 keys
30 SEP 2026 · 08:08 UTC
22.2 keys
19.3 keys
1 OCT 2026 · 10:08 UTC
22.1 keys
19.2 keys
2 OCT 2026 · 11:10 UTC
22.1 keys
19.2 keys
3 OCT 2026 · 03:09 UTC
22.3 keys
19.4 keys
6 OCT 2026 · 11:09 UTC
283 keys
246 keys
8 OCT 2026 · 11:09 UTC
244 keys
212 keys
10 OCT 2026 · 11:08 UTC
23.7 keys
20.6 keys
Price history in numbers
63 readings since 25 Sep 2025
Over the last 30 days the Tesla Coil Herald's Helm's sell price ranged from 22.1 keys to 283 keys and is down 90.2% after 21 moves. Over a year it ranged from 21.2 keys to 313 keys (down 92.0%). Today's 23.7 keys sits at the bottom of its range: the lowest we have recorded is 21.2 keys (22 Aug 2026) and the highest 326 keys (25 Sep 2025). The price has moved 62 times since we began recording it — about once every 6 days.
Vintage Class Token - Engineer