
TI-84 Plus CE
Looks like any old school calculator, so it gets priced like junk electronics.
Median sold $59 · ~348% sell-through · 8,000+ sold
Look for: "CE" on the face (color screen, slim, rechargeable). Colored and "Python" editions sell at the top of the range.

Helios 44-2 58mm f/2
A heavy Soviet lens with Cyrillic writing, usually buried in a box of film-camera junk.
Median sold $133 · ~73% sell-through · 1,100+ sold
Look for: "HELIOS-44-2" on the front ring, M42 screw mount. Clean glass matters more than cosmetics.

Canon PowerShot SD1100 IS
Digital ELPH / IXUS 80. More sold than listed.
Median sold $138 · ~170% sell-through · 622 sold
Price it: Fixed price at $135–$150. Buy It Now median $137 vs auction $90. Active listings ask $185 and sit.
Comps (median sold)
Version | Median | Sales |
|---|---|---|
With original box | $161 | 7 |
Pink | $151 | 11 |
Blue | $140 | 45 |
Silver | $140 | 43 |
Open-box / new | up to $260 | – |
Test
Powers on, LCD clear
Lens extends and retracts, no "lens error"
Flash fires
Battery holds a charge
For-parts units only fetched about $53.

Pictured: MZ-RH1 (Hi-MD), median sold $661. Comps for every model below.
Sony MiniDisc Walkman (MZ-)
Median sold $141. One model clears $600.
Median sold $141 · ~52% sell-through · 1,400+ sold
Look for: "Hi-MD" on the lid. Look up the exact model before pricing. Fixed price wins: Buy It Now $157 vs auction $100.
Comps by model (median sold)
Model | Median | Sales |
|---|---|---|
MZ-RH1 (Hi-MD) | $661 ($360–$1,217) | 6 |
MZ-NH600 (Hi-MD) | $256 | 8 |
MZ-N910 | $238 | 5 |
MZ-R37 | $212 | 8 |
MZ-N707 | $197 | 7 |
MZ-N505 | $157 | 9 |
MZ-NE410 (most common) | $130 | 19 |
MZ-R70 | $101 | 6 |
Test
Battery compartment for corrosion first
Plays a disc
Recorders (MZ-R, MZ-N, MZ-NH, MZ-RH): test recording
Include a disc and remote if you have them
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Flip Monitor · BOLOs for eBay resellers, three times a week.
Prices and sell-through come from US sold listings over about the last 90 days (lots and for-parts excluded; sell-through = sold ÷ active). They're historical estimates, not a promise of what any item will sell for. Not financial advice. Buy and resell at your own risk.
Product images are AI-generated illustrations for identification. Always confirm the model number on the real item.
Flip Monitor is independent and not affiliated with, endorsed by, or sponsored by eBay Inc. or any brand mentioned. eBay and product names are trademarks of their owners, used only to identify items.