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Casio FX-31 Scientific Calculator
£5.37 sold ⚠️ High Price
Sold 2026-01-17
Hockley, GB
From listing #118737: Vintage CASIO FX-31 Scientific Calculator Made In JAPAN 1978 inc. wallet
View Listing
Vintage Casio FX-31 Scientific Calculator made in Japan (1978) with original storage wallet. Previously working, now for parts or not working.
Item Details
Brand:
Casio
Item Type:
Computer
Calculator
Computer Model:
FX-31
(1978)
Platform:
Casio Calculator
Cosmetic condition:
Good - Moderate wear, normal for age
Functional condition:
Untested - Not tested, unknown condition
Comes With
Casio FX-31 - Computer Market Overview
Based on
17 sold
computers,
one should expect to pay ~$10 for a working unit.
However, this unit's condition (Good / Untested) brings its guide price to $6.
5 others are also listed for sale.
This item ($7)
is in line with the guide price.
Price Position — Good / Untested (5 sales)
$2
Median $5
$18
This item: $7
Price by Condition
| Refurbished | Fully Working | Partially Working | Powers On | Untested | Not Working | For Parts | |
|---|---|---|---|---|---|---|---|
| New | — | ~$69 | — | — | ~$55 | — | — |
| Mint | — | ~$57 | ~$43 | ~$40 | ~$46 | — | — |
| Excellent | ~$29 | $21 (2) ~$26 | ~$20 | ~$18 | $21 (1) ~$21 | ~$9 | ~$7 |
| Good | ~$18 | $16 (4) ~$16 | ~$12 | ~$11 | THIS ITEM $5 (5) ~$13 | $11 (1) ~$6 | $1 (1) ~$4 |
| Fair | — | $1 (1) ~$12 | ~$9 | ~$8 | $2 (1) ~$10 | ~$4 | ~$3 |
| Poor | — | ~$9 | ~$7 | ~$6 | $8 (1) ~$7 | ~$3 | ~$2 |
$X (N) — Median sold price (N sales)
~$X — Guide price
This item
$X (N) — Casio Calculator (platform)
Guide prices based on 17 sales, Good/Fully Working baseline ~$16.
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Compare to Casio Calculator platform aggregate:
