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Fire Stone Mech

Catalogue image of Fire Stone Mech

Fire Stone Mech (71720-1) is a set in the Ninjago theme, released in 2020. It has 950 pieces and 5 minifigures.

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  • Number71720-1
  • ReleasedJune 2020
  • Pieces950
  • Box size35.4 × 37.8 × 7.1 cm
  • Box weight1.03 kg
  • ThemeNinjago

Box size and weight as measured by Brickset.

In numbers

Over the last 30 days the lowest shop price recorded for this set was 178.08 USD, taken from 30 days with a price on record.

Since 9/25/2026 the lowest shop price has risen from 114.03 USD to 178.86 USD, by 57 % (based on 42 days with a price on record).

LEGO planned to retire this set in December 2021.

Product details
Number
71720-1
Name
Fire Stone Mech
Theme
Ninjago
Released
June 2020
Launched
June 2020
Retired
October 2021 in the United States
Pieces
950
Minifigures
5
RRP
≈ 71.19 USD (99.99 CAD) (Canada)≈ 78.63 USD (69.99 EUR) (Germany)≈ 82.38 USD (319.99 PLN) (PL)≈ 87.10 USD (64.99 GBP) (United Kingdom)69.99 USD (United States)
Price per piece
≈ 0.075 USD (0.105 CAD) (Canada)≈ 0.083 USD (0.074 EUR) (Germany)≈ 0.087 USD (0.337 PLN) (PL)≈ 0.092 USD (0.068 GBP) (United Kingdom)0.074 USD (United States)
Best price (30 days)
178.08 USD
Price per piece (best offer)
0.188 USD

≈ marks a price converted into this currency at the ECB reference rate of its own date — a reference indication, not a tradeable rate. The price as observed follows in brackets.

BrickLink market data

BrickLink's price guide as we last recorded it, within the six hours BrickLink lets a price count as current: what sellers ask for this set now, and what it sold for there over the last six months, grouped by where the seller is. The figures are over the distinct prices we recorded, so repeats of the same price on the same day count once.

Worldwide

New · lowest recorded asking price 67.21 EUR net · 35 recorded asking prices
Used · lowest recorded asking price 39.84 EUR net · 23 recorded asking prices

Sellers in the EU

New · lowest recorded asking price 75.62 EUR net · 12 recorded asking prices
Used · lowest recorded asking price 39.84 EUR net · 17 recorded asking prices

Sellers in Germany

New · lowest recorded asking price 75.62 EUR net · 5 recorded asking prices
Used · lowest recorded asking price 54.45 EUR net · 2 recorded asking prices
View the price guide on BrickLink

The term 'Bricklink' is a trademark of Bricklink, Inc. This application uses the Bricklink API but is not endorsed or certified by Bricklink, Inc.

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Pricing
Best price ever≈ 112.04 USD (100.00 EUR) Advertising Sealed · gross · idee+spiel · seen 10/5/2026 Not compared yet, no exchange rate: 37 in other currencies
Current best offer≈ 178.86 USD (160.00 EUR) Advertising Sealed · gross · idee+spiel · seen 11/3/2026
Lowest completed sale ≈ 74.26 USD (64.20 EUR) Mint · net · BrickLink · sold 6/14/2026

Price history

  • Lowest shop price now178.86 USD
  • Lowest ever 112.98 USD

Each day's lowest price among the shops' current offers, including VAT. A price in another currency is converted at the ECB reference rate of its day.

Monthly lows as a table
Month Lowest price
November 2026 178.75 USD
October 2026 112.98 USD
September 2026 113.55 USD

≈ marks a price converted into this currency at the ECB reference rate of its own date — a reference indication, not a tradeable rate. The price as observed follows in brackets.

Price statistics by condition
Mint · net2 sold 10/6/2026 – 11/5/2026 — not enough to value yet.
Sources BrickLink: 1131 · idee+spiel: 44 · Data in Brief: 36

Latest price from each shop

Sorted: lowest price first Show highest first
Countries (all)
Show prices for

Worldwide marketplaces are always shown. Nothing ticked shows every country.

Narrow the countries ticked above to

What each source tells us:

  • Shops: the country they are in, and a delivery within it. None says whether it delivers abroad.
  • LEGO's own shops: one storefront per country, each delivering within its country.
  • Hugendubel: in Germany, delivering to Germany and to Austria.
  • eBay: the country the item is in, and a delivery within the country of the eBay site it is listed on.
  • BrickLink: averages over sellers worldwide - no seller's country and no delivery.

Advertising · contains affiliate links

idee+spiel Sealed · gross · seen 11/3/2026
≈ 178.86 USD (160.00 EUR)
Go to shop
Data in Brief Sealed · gross · sold 5/1/2023
568.88 PLN
Go to shop
Amazon.com BrickDb shows no Amazon prices. The link opens a search for this set on Amazon's own site.
Advertising
See the price at Amazon

Links to shops in this table are affiliate links. If you buy through one, BrickDb may earn a commission; the price you pay does not change. Rows are sorted by price only, never by commission.

As an Amazon Associate, BrickDb (ThreeB IT GmbH) earns from qualifying purchases.

Where these prices come from

On eBay

The cheapest eBay listings we saw in the last seven days. They are sellers' asking prices, so they are not in the shop price list or the best offer.

We have not seen a current eBay listing for this set.

Recommended retail price

What LEGO published as the recommended retail price, market by market, in that market's own currency. No market's price is ever derived from another's.

Canada ≈ 71.19 USD (99.99 CAD) unknown tax basis Available 8/24/2020 to 10/29/2021.Recorded by BrickDb since 10/2/2026
Germany ≈ 78.63 USD (69.99 EUR) gross Available 6/2/2020 to 8/2/2021.Recorded by BrickDb since 10/2/2026
PL ≈ 82.38 USD (319.99 PLN) gross No availability dates published.Recorded by BrickDb since 10/21/2026
United Kingdom ≈ 87.10 USD (64.99 GBP) gross Available 6/1/2020 to 8/1/2021.Recorded by BrickDb since 10/2/2026
United States 69.99 USD net Available 8/24/2020 to 10/29/2021.Recorded by BrickDb since 10/2/2026

≈ marks a price converted into this currency at the ECB reference rate of its own date — a reference indication, not a tradeable rate. The price as observed follows in brackets.

Building instructions

All building instructions for this set on LEGO.com

Parts in this set

273 inventory lines

Catalogue image of the part Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib]
Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib] 10247· Black
×2
Catalogue image of the part Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges]
Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] 11153· Red
×2
Catalogue image of the part Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges]
Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] 11153· Light Bluish Gray
×2
Catalogue image of the part Tile Special 2 x 2 Inverted
Tile Special 2 x 2 Inverted 11203· Black
×2
Catalogue image of the part Brick Special 1 x 2 with 2 Studs on 1 Side
Brick Special 1 x 2 with 2 Studs on 1 Side 11211· Red
×1
Catalogue image of the part Brick Special 1 x 2 with 2 Studs on 1 Side
Brick Special 1 x 2 with 2 Studs on 1 Side 11211· White
×2
Catalogue image of the part Brick Special 1 x 2 with 2 Studs on 1 Side
Brick Special 1 x 2 with 2 Studs on 1 Side 11211· Dark Bluish Gray
×2
Catalogue image of the part Plate Special 1 x 2 with Pin Hole on Top
Plate Special 1 x 2 with Pin Hole on Top 11458· Dark Bluish Gray
×6
Catalogue image of the part Plate Special 1 x 2 with Clip Horizontal on Side
Plate Special 1 x 2 with Clip Horizontal on Side 11476· Red
×2
Catalogue image of the part Plate Round 4 x 4 with 2 x 2 Round Opening
Plate Round 4 x 4 with 2 x 2 Round Opening 11833· Light Bluish Gray
×2
Catalogue image of the part Brick Wedged, Sloped Inverted 4 x 4 Triple [4 Connections between Front Studs]
Brick Wedged, Sloped Inverted 4 x 4 Triple [4 Connections between Front Studs] 13349· Black
×1
Catalogue image of the part Brick Curved Inverted 4 x 1
Brick Curved Inverted 4 x 1 13547· Red
×6
Catalogue image of the part Brick Curved Inverted 4 x 1
Brick Curved Inverted 4 x 1 13547· Light Bluish Gray
×6
Catalogue image of the part Brick Wedged, Sloped 45° 2 x 2 Corner
Brick Wedged, Sloped 45° 2 x 2 Corner 13548· Red
×6
Catalogue image of the part Brick Wedged, Sloped 45° 2 x 2 Corner
Brick Wedged, Sloped 45° 2 x 2 Corner 13548· Dark Bluish Gray
×2
Catalogue image of the part Brick Curved 2 x 2 x 2/3
Brick Curved 2 x 2 x 2/3 15068· Black
×1
5 minifigures

Minifigures in this set

Catalogue image of the minifigure Cole / Hero Cole - Clip on Back

Cole / Hero Cole - Clip on Back

/ fig-010644 /
No retail priceNo recent sales
Catalogue image of the minifigure Kai / Hero Kai

Kai / Hero Kai

/ fig-009068 /
No retail priceValue 5.89 EUR (Good) · median of 20 sales in 30 days, net
Catalogue image of the minifigure Moe

Moe

/ fig-009069 /
No retail priceNo recent sales
Catalogue image of the minifigure Murt

Murt

/ fig-009065 /
No retail priceValue 4.22 EUR (Good) · median of 29 sales in 30 days, net
Catalogue image of the minifigure Nya / Hero Nya

Nya / Hero Nya

/ fig-009064 /
No retail priceNo recent sales
Same theme, piece count within 15 %

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