Planetary Decoder #6856 — LEGO Space Set Value
LEGO SpaceWhat the Planetary Decoder #6856 LEGO set is worth — loose, complete, and sealed.
Planetary Decoder #6856 value — Loose $10 · Complete (CIB) $20 · Sealed (new) $74. Prices updated July 2026.
Theme · LEGO Space
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Item details
- Brand
- LEGO
- Theme
- LEGO Space
Planetary Decoder #6856 (LEGO Space) resale value
A loose Planetary Decoder #6856 set runs around $10, a complete copy (all pieces + box + instructions) about $20, and a factory-sealed box commands $74.
What drives the price
Retired sets, completeness (every piece + minifigs + instructions + box), and sealed condition drive LEGO value. Exclusive sets and discontinued themes appreciate the most; minifigs alone can carry significant value.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Loose | $10 | eBay sold comps |
| Complete (CIB) | $20 | eBay sold comps |
| Sealed (new) | $74 | eBay sold comps |
Frequently asked questions
- What is the best deal for Planetary Decoder #6856?
- The best deal depends on your needs; loose is the most affordable at $12, while sealed offers the highest return at $72.
- How much is a complete but used version?
- A complete (CIB) version of Planetary Decoder #6856 is currently listed for $21.
- Is the sealed version worth the extra cost?
- Yes, the sealed version carries the highest resale value at $72, indicating strong collector demand.