How Much Is a Masudaya Robot YM-3 Wind-Up Motor Robot (Lost in Space B-9) with Box, 1985 Worth?
A Masudaya Robot YM-3 Wind-Up Motor Robot (Lost in Space B-9) with Box, 1985 sells for about $34.99, based on 35 recent sales.
Sold price guide, updated September 15, 2026
What's YOUR item worth?
This page shows the market average. Snap or upload a photo of your item and our AI values it instantly. One free try, no account needed.
Recent sales
6 of the 35 completed sales behind this guide.
- $37.46Sold Aug 1
LOST IN SPACE 1985 Robot YM-3 / B-9 / Wind-Up / Masudaya JAPAN 11.5cm
- $15Sold Jul 17
Vintage 1985 Masudaya Lost in Space YM-3 Wind Up Robot Toy Japan NIB
- $44.99Sold Aug 4
Masudaya Wind Up Robot YM-3 Lost in Space Toy
- $45Sold Aug 17
LOST IN SPACE 1985 Robot YM-3 / B-9 / Wind-Up / Masudaya JAPAN - IN BOX Good
- $31.45Sold Sep 2
Lost In Space YM-3 Wind Up Toy ROBOT 4.5" Japan Masudaya 1985
- $34.99Sold Aug 26
Lost In Space Robot YM-3 Wind Up Toy Robot 4.5" Japan Masudaya 1985 Vintage
Some links on this page are eBay affiliate links. If you buy through them, we may earn a small commission at no extra cost to you.
What moves the price
Asking or sold
Listings ask
$38.50
median asking price
Sales closed at
$34.99
10% under asking
Know someone with one of these?
Frequently Asked Questions
How much is a Masudaya Robot YM-3 Wind-Up Motor Robot (Lost in Space B-9) with Box, 1985 worth?
A Masudaya Robot YM-3 Wind-Up Motor Robot (Lost in Space B-9) with Box, 1985 sells for about $34.99, based on 35 recent sales.
Is one worth selling?
A typical one sells for $34.99. After eBay's selling fee that leaves about $30.23, before shipping and what you paid for it.
What is the most one has sold for?
The highest of the 35 recent sales we track was $229.
What are sellers asking for one?
Listings ask about $38.50, 10% above the $34.99 that sales actually closed at.
Other Toys Guides
Recent value guides for related items in the same category. See what toys is worth →
Based on 35 recent sold listings. Last updated September 15, 2026.
Get a Real Value for Your Masudaya Robot YM-3 Wind-Up Motor Robot (Lost in Space B-9) with Box, 1985
A 5-scan pack with real sold comps for your exact items and condition, just $3, no subscription. Want the subscription rate? Plans start at $5/mo.
Get 5 Scans for $3Trust our pricing? See more of our value guides in Google Search.