FX-991MS Scientific Calculator
£12.78 sold ❌ Overpriced
Sold 2026-02-26
Kingston upon Thames, GB
From listing #216300: Casio FX-991MS Scientific Calculator FX-99IMS Free Postage
View Listing
The Casio FX-991MS Scientific Calculator is a handheld device with regular key size, powered by a solar cell. Free postage included.
Item Details
Brand:
Casio
Item Type:
Computer
Calculator
Computer Model:
FX-991MS
(2000)
Platform:
Casio Calculator
Cosmetic condition:
Good - Moderate wear, normal for age
Functional condition:
Fully Working - Tested and fully functional
Comes With
Casio FX-991MS - Computer Market Overview
Based on
18 sold
computers,
one should expect to pay ~$8 for a working unit.
However, this unit's condition (Good / Fully Working) brings its guide price to $8.
6 others are also listed for sale.
This item ($16)
is 2.1x the guide price (~$8).
Price Position — Good / Fully Working (10 sales)
$1
Median $7
$19
This item: $16
Price by Condition
| Refurbished | Fully Working | Partially Working | Powers On | Untested | Not Working | For Parts | |
|---|---|---|---|---|---|---|---|
| New | — | ~$31 | — | — | $34 (1) ~$25 | — | — |
| Mint | — | ~$25 | ~$19 | ~$18 | ~$20 | — | — |
| Excellent | ~$13 | $19 (2) ~$12 | ~$9 | ~$8 | ~$9 | ~$4 | ~$3 |
| Good | ~$8 | THIS ITEM $7 (10) ~$7 | ~$5 | ~$5 | $8 (2) ~$6 | ~$3 | $1 (1) ~$2 |
| Fair | — | $8 (2) ~$5 | ~$4 | ~$4 | ~$4 | ~$2 | ~$1 |
| Poor | — | ~$4 | ~$3 | ~$3 | ~$3 | ~$1 | ~$1 |
$X (N) — Median sold price (N sales)
~$X — Guide price
This item
$X (N) — Casio Calculator (platform)
Guide prices based on 18 sales, Good/Fully Working baseline ~$7.
Click a cell to browse matching listings.
Compare to Casio Calculator platform aggregate:
