Mountain View Observatory #910027 — LEGO Bricklink Designer Program Set Value
LEGO Bricklink Designer ProgramWhat the Mountain View Observatory #910027 LEGO set is worth — loose, complete, and sealed.
Mountain View Observatory #910027 value — Loose $300 · Complete (CIB) $355 · Sealed (new) $428. Prices updated July 2026.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
▍
Price data verified against · 1
Item details
- UPC / EAN
- 0673419364249
- Brand
- LEGO
- Theme
- LEGO Bricklink Designer Program
- Set number
- #910027
- Release date
- January 1, 2023
Mountain View Observatory #910027 (LEGO Bricklink Designer Program) resale value
A loose Mountain View Observatory #910027 set runs around $300, a complete copy (all pieces + box + instructions) about $355, and a factory-sealed box commands $428.
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 | $300 | eBay sold comps |
| Complete (CIB) | $355 | eBay sold comps |
| Sealed (new) | $428 | eBay sold comps |
| Live asking — low / typical / high | $2.99 / $499.95 / $741.99 | 20 live eBay listings ↗ |
Market check: As of July 18, 2026, 20 live eBay listings ask $2.99–$741.99 (median $499.95).
Frequently asked questions
- What is the best deal for buying this set?
- The loose version offers the most immediate savings at $300, compared to the sealed price of $425.
- Is the sealed condition worth the extra cost?
- Yes, the sealed condition is listed at $425, offering a brand new, complete display piece.
- How much does the complete but open set cost?
- The complete (CIB) version of Mountain View Observatory #910027 is available for $358.
