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LEGO 42666 Cat Birthday Party & Tree House
You are viewing retailer prices in the United Kingdom.
Cheapest new in the United Kingdom today
£18.74-25% vs RRP
at Amazon.co.uk · checked Oct 16, 11:03
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Is £18.74 a good price?
Lowest in the past year: £15.00 at Smythstoys on Aug 12, 2026.
No recorded resales of new sealed copies yet.
Expected to retire at the end of 2026.
A good price, not the best. It dropped to £18.74 or less 3 times since March 2026.
All prices in the United Kingdom
3 retailers checked in the last 72 hours.
Price history
Lowest price in the United Kingdom each week.
Resale prices
New copies shipped to the United States, monthly median.
No recorded sales yet
No recorded resales of new copies of this set shipped to the United States yet.
Is it a good investment?
SetScout’s valuation, three-year forecast and buy/wait verdict are on the Collector plan.
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