Esterbrook — sold prices
3 tracked models, 405 completed eBay sales in the trailing 90 days. Medians are outlier-trimmed sold prices, not asking prices.
Modern core collectibles
| Model | Median (90d solds) | Sold / 90d | Range |
|---|---|---|---|
| Estie | $201 | 164 | $90–$500 |
American & English vintage
| Model | Median (90d solds) | Sold / 90d | Range |
|---|---|---|---|
| SJ | $40 | 69 | $21–$69 |
| J | $38 | 172 | $21–$79 |
Prices are 90-day medians of completed eBay sales, IQR-trimmed, with accessory and parts listings rejected. Condition, nib, box/papers and originality move individual pens well beyond any median — treat these as market context, not an appraisal.