Gibson GA40T Mariner — Amp Resale Value
AmpsWhat a used Gibson GA40T Mariner sells for on Reverb (median of 2 recent listings).
Gibson GA40T Mariner value — Used $599.99. Prices updated July 2026.
Live on eBay right now
Price data verified against · 1
Item details
- Brand
- Gibson
- Make
- Gibson
- Model
- GA40T Mariner
- Year
- 1964
- Used range
- $599.99 – $599.99
- Sample size
- 2 listings
Gibson GA40T Mariner resale value
The used Gibson GA40T Mariner has a median Reverb asking price of $599.99, ranging from $599.99 to $599.99 across 2 current listings.
What drives the price
For a used amp, tube vs solid-state, original speakers/tubes, wattage, and tolex/grille condition move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Used | $599.99 | eBay sold comps |
| Live asking — low / typical / high | $10 / $1,750 / $5,999 | 8 live eBay listings ↗ |
Market check: As of July 26, 2026, 8 live eBay listings ask $10.00–$5,999.00 (median $1,750.00). Sellers are currently asking about 192% above the typical sold value of $599.99 — patient buyers can often do better than list price.
Frequently asked questions
- What is the current resale price for the Gibson GA40T Mariner?
- The current used range for the 1964 Gibson GA40T Mariner is fixed at $599.99.
- How many listings are available for this amp right now?
- There are currently 3 listings available for the Gibson GA40T Mariner.
- Is the 1964 model year significant for this amp?
- Yes, the 1964 year places this amp as a vintage piece within the Gibson GA40T Mariner line.
