Sequential Six-Trak 49-Key 6-Voice Polyphonic Synthesizer
keyboard
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Why this number?
The typical used price is the median of 31 used sales observed in the last 24 months, with outliers removed and the figure rounded. An observed sale is often the last asking price rather than a confirmed hammer price.
| Typical used price | €670 | median sold, rounded |
| Most sold between | €550–€870 | 25th to 75th percentile, same window |
| Window | last 24 months | the tightest of 90 days, 6 months and 24 months with 8 used sales |
| Sample | 31 used sales | thin data, treat as a rough guide |
| By condition | €760 | excellent, median of 10 sales, same window |
| €630 | very good, median of 12 sales, same window | |
| Time to sell | — | only counted from listings we watch start to finish; not enough yet |
| Live asks | €912 | typical ask across 19 listings, 36% above typical used |
| Outliers | dropped | beyond 10× the product’s own median: bundles, parts, typos |
| All-time | €600 | 296 used sales, 2015–2026; not used for deals |
| Sales on record | 301 | all-time, all platforms |
Typical prices are rounded (to 5 / 10 / 50 / 100 by size, in whichever currency you read); asks and the chart are exact. As of 19 October 2026. Full method, including what each badge means
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.
Reverb
13 more live · €800–€1,462 · typical ask €912 · 6 United States · 2 Germany
- €80019% over typicalgood ·
United States · Reverb · confirmed 27 h ago - €82631% over typicalvery good · United States · Reverb · confirmed 27 h ago
- €83710% over typicalexcellent · United States · Reverb · confirmed 27 h ago
- €91236% over typicalpoor ·
Germany · Reverb · confirmed 27 h ago - €95926% over typicalexcellent · United States · Reverb · confirmed 27 h ago
- €97354% over typicalvery good · United States · Reverb · confirmed 27 h ago
- €1,06269% over typicalvery good · United States · Reverb · confirmed 27 h ago
- €1,13780% over typicalvery good ·
Spain · Reverb · confirmed 27 h ago - €1,14882% over typicalvery good ·
Lithuania · Reverb · confirmed 27 h ago - €1,23663% over typicalexcellent ·
Austria · Reverb · confirmed 27 h agocheck this is the same keyboard - €1,30472% over typicalexcellent ·
France · Reverb · confirmed 27 h agocheck this is the same keyboard - €1,356102% over typicalgood · Germany · Reverb · confirmed 3 h agocheck this is the same keyboard
- €1,46292% over typicalexcellent ·
Belgium · Reverb · confirmed 27 h agocheck this is the same keyboard
Price history
What it sold for, quarter by quarter, since Jan 2016: 283 sales in quarters with at least three, and the bars along the floor show how many each quarter. The shaded band is where the middle half of sales landed.
Recent sales by listing date
31 used sales · last 24 months · middle half €550–€870 · thin
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 26 Jul 2026 | €1,046$1,175 as sold | very good | France | Reverb | Details |
| 9 Jul 2026 | €636$740 as sold | very good | United States | Reverb | Details |
| 30 Jun 2026 | €255$297 as sold | parts | United States | Reverb | Details |
| 23 May 2026 | €709$825 as sold | excellent | United States | Reverb | Details |
| 19 Mar 2026 | €642$747 as sold | good | Belgium | 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 August 2026 and October 2026. A price is what the listing last asked, converted at that day’s rate.
Show the last 50 of 301 recorded sales
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 16 Apr 2026 | €429$500 as sold | very good | United States | Reverb | Details |
| 3 Mar 2026 | €387$450 as sold | fair | United States | Reverb | Details |
| 1 Feb 2026 | €824$959 as sold | very good | Germany | Reverb | Details |
| 28 Dec 2025 | €558$650 as sold | good | United States | Reverb | Details |
| 15 Dec 2025 | €545$635 as sold | very good | United States | Reverb | Details |
| 30 Nov 2025 | €739$860 as sold | excellent | United States | Reverb | Details |
| 26 Nov 2025 | €1,026$1,195 as sold | excellent | United States | Reverb | Details |
| 12 Nov 2025 | €1,042$1,213 as sold | excellent |  Italy | Reverb | Details |
| 11 Oct 2025 | €1,042$1,213 as sold | good |  Netherlands | Reverb | Details |
| 23 Sept 2025 | €764$890 as sold | excellent | United States | Reverb | Details |
| 20 Sept 2025 | €429$500 as sold | good | United States | Reverb | Details |
| 5 Sept 2025 | €669$779 as sold | excellent | United States | Reverb | Details |
| 25 Jul 2025 | €557$649 as sold | excellent | United States | Reverb | Details |
| 17 Jul 2025 | €687$800 as sold | very good | United States | Reverb | Details |
| 9 Jul 2025 | €583$679 as sold | very good | United States | Reverb | Details |
| 28 Jun 2025 | €1,078$1,255 as sold | excellent |  United Kingdom | Reverb | Details |
| 1 Jun 2025 | €533$620 as sold | very good | United States | Reverb | Details |
| 15 May 2025 | €764$890 as sold | excellent | United States | Reverb | Details |
| 5 May 2025 | €472$550 as sold | fair | United States | Reverb | Details |
| 27 Feb 2025 | €1,095$1,275 as sold | mint | France | Reverb | Details |
| 10 Feb 2025 | €923$1,075 as sold | excellent | United States | Reverb | Details |
| 2 Feb 2025 | €73$85 as sold | parts | United Kingdom | Reverb | Details |
| 14 Dec 2024 | €914$1,064 as sold | very good | United Kingdom | Reverb | Details |
| 24 Nov 2024 | €425$495 as sold | fair | United States | Reverb | Details |
| 22 Nov 2024 | €600$699 as sold | very good | United States | Reverb | Details |
| 19 Nov 2024 | €618$720 as sold | very good | United States | Reverb | Details |
| 19 Nov 2024 | €171$199 as sold | parts | United States | Reverb | Details |
| 2 Nov 2024 | €733$850 as sold | very good | United States | Reverb | Details |
| 28 Oct 2024 | €515$600 as sold | good | United States | Reverb | Details |
| 3 Oct 2024 | €687$800 as sold | excellent | United States | Reverb | Details |
| 17 Sept 2024 | €558$650 as sold | very good | United States | Reverb | Details |
| 17 Sept 2024 | €472$550 as sold | very good | United States | Reverb | Details |
| 13 Sept 2024 | €855$995 as sold | very good | United States | Reverb | Details |
| 1 Sept 2024 | €729$849 as sold | excellent | United States | Reverb | Details |
| 30 Aug 2024 | €515$600 as sold | very good | United States | Reverb | Details |
| 26 Aug 2024 | €852$991 as sold | very good | United Kingdom | Reverb | Details |
| 13 Aug 2024 | €301$350 as sold | poor | United States | Reverb | Details |
| 2 Aug 2024 | €387$450 as sold | fair | United States | Reverb | Details |
| 19 Jul 2024 | €822$957 as sold | very good | United Kingdom | Reverb | Details |
| 30 Jun 2024 | €429$500 as sold | fair | United States | Reverb | Details |
| 5 Jun 2024 | €772$899 as sold | mint | United States | Reverb | Details |
| 2 May 2024 | €429$500 as sold | very good | United States | Reverb | Details |
| 29 Apr 2024 | €686$799 as sold | excellent | United States | Reverb | Details |
| 26 Apr 2024 | €451$525 as sold | good | United States | Reverb | Details |
| 20 Apr 2024 | €730$850 as sold | very good | United States | 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 August 2026 and October 2026. A price is what the listing last asked, converted at that day’s rate.
Where it’s cheapest right now
What sellers are asking today, by country. Asking prices, not sales; shipping, fees and any customs or import VAT between you and the seller are not included.
| Country | Live | Median ask | Cheapest ask | Cheapest vs typical |
|---|---|---|---|---|
| United States | 11 | €800 | €489 | €181 under (27%) |
| United Kingdom | 1 | €743 | €743 | 11% over typical |
| Germany | 2 | €1,134 | €912 | 36% over typical |
| Spain | 1 | €1,137 | €1,137 | 70% over typical |
| Lithuania | 1 | €1,148 | €1,148 | 71% over typical |
| Austria | 1 | €1,236 | €1,236 | 84% over typical |
| France | 1 | €1,304 | €1,304 | 95% over typical |
| Belgium | 1 | €1,462 | €1,462 | 118% over typical |
In one paragraph
The page's figures as one paragraph, assembled for quoting; not written by hand.
Sellers are asking a median of €912 for the Sequential Six-Trak 49-Key 6-Voice Polyphonic Synthesizer today, 36% over the €670 it actually sells for (31 recorded sales, last 24 months; most sold between €550 and €870). There are 19 listings live right now across Reverb, from €489 asking. Figures computed 19 October 2026 by Doirado from cross-platform listing data.