Platinum — sold prices
4 tracked models, 166 completed eBay sales in the trailing 90 days. Medians are outlier-trimmed sold prices, not asking prices.
Japanese makers
| Model | Median (90d solds) | Sold / 90d | Range |
|---|---|---|---|
| Izumo | $619 | 10 | $545–$670 |
| maki-e general — Maki-e | $329 | 12 | $300–$370 |
| President | $250 | 5 | $130–$378 |
| Century — 3776 | $219 | 139 | $90–$480 |
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.