Big Fair #10840 — LEGO Duplo Set Value
LEGO DuploWhat the Big Fair #10840 LEGO set is worth — loose, complete, and sealed.
Big Fair #10840 value — Loose R$ 207,05 · $40 · Complete (CIB) R$ 450,33 · $87 · Sealed (new) R$ 766,08 · $148. Prices updated agosto de 2026.
Converted from USD at the ECB reference rate — sold comps are US-market sales.
Valor CIB mensal, com base em vendas reais. Chart values in USD.
See the actual sold listings on eBay ↗Live on eBay right now
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Dados de preço verificados com · 1
- PriceCharting — Big Fair #10840 (LEGO Duplo)R$ 451,62 · $87.25
Item details
- UPC / EAN
- 673419283960
- Brand
- LEGO
- Theme
- LEGO Duplo
- Set number
- #10840
- Release date
- January 1, 2017
Big Fair #10840 (LEGO Duplo) resale value
A loose Big Fair #10840 set runs around $40, a complete copy (all pieces + box + instructions) about $87, and a factory-sealed box commands $148.
What drives the price
Retired sets, completeness (every piece + minifigs + instructions + box), and sealed condition drive LEGO value. Exclusive sets and discontinued themes appreciate the most; minifigs alone can carry significant value.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Loose | R$ 207,05 · $40 | eBay sold comps |
| Complete (CIB) | R$ 450,33 · $87 | eBay sold comps |
| Sealed (new) | R$ 766,08 · $148 | eBay sold comps |
Perguntas frequentes
- What is the resale value for a loose Big Fair #10840?
- Loose pieces for this LEGO Duplo set are currently valued at $40.
- Is it worth paying the premium for a sealed version?
- Yes, a sealed, new copy of Big Fair #10840 is valued significantly higher at $166.
- How much is the complete, but not sealed, set worth?
- The complete in-box (CIB) version of this Duplo set is priced at $76.