Sequential Trigon-6
keyboard
Not enough sold data for a typical price — 4 sales on record all-time.
Doirado is free: no paywall, no sign-up. If this saved you from overpaying, you can chip in. Support Doirado
Not enough sold data for a typical price. 4 for sale, from €2,689.
For sale right now
The best-priced as cards, a row of them; every other ad as a line, by ask. Each ask is the seller’s own number; the platform’s mark opens the listing. Each one says when we last confirmed it at its source: the price and availability are from that visit, so check the marketplace before you go.
United States
eBay United States
eBay Germany
Recent sales by listing date
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 19 Jun 2025 | €1,698$1,899 as sold | mint | United States | Reverb | Details |
| 2 Apr 2025 | €2,004$2,250 as sold | excellent | United States | Reverb | Details |
| 6 Nov 2023 | €3,117$3,499 as sold | new | United States | Reverb | Details |
| 25 Aug 2023 | €2,866$3,217 as sold | new |  United Kingdom | Reverb | Details |
A date is the day the ad went up. Marketplaces do not publish the day a sale closed; each of these had sold by the time we recorded it, in October 2026. A price is what the listing last asked, converted at that day’s rate.
Cheapest live: United States €2,689 · 
Germany €2,699 · United Kingdom €3,175 · before shipping
4 recorded sales of the Sequential Trigon-6, too few to quote a typical used price. Cheapest live €2,689 before shipping. Figures computed 19 October 2026.