Setobrick

LEGO part 37: Weapon Dagger / Knife

Minifig Shields, Weapons, & Tools4 colours87 sets

LEGO part LEGO part 37: Weapon Dagger / Knife

Specifications

Reference37
CategoryMinifig Shields, Weapons, & Tools
MaterialABS plastic
Colours4
Sets87
Listed pieces189
First appearance1995
Latest appearance2026
Element (Dark Bluish Gray)4219836
Most common colourDark Bluish Gray
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 37, Weapon Dagger / Knife, belongs to the Minifig Shields, Weapons, & Tools category. It exists in 4 colours and appears in 87 sets of our database, from 1995 to 2026, for a total of 189 listed pieces. Its most common colour is Dark Bluish Gray.

Number 37 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in dark bluish gray, it is 4219836.

Part 37 through the years

The oldest set in our database that contains part 37 is 6195 Neptune Discovery Lab, released in 1995 in the Aquazone theme. It is still in use: the most recent set featuring it, 910059 Privateer Frigate Fortuna, dates from 2026.

Its peak year is 2025, with 10 sets containing it. The set with the most copies is 910059 Privateer Frigate Fortuna: 6 copies, against an average of 2.2 per set.

It is spread across several themes, led by Aquazone (13%), BrickLink Designer Program (10%) and Harry Potter (8%). With 87 sets, it ranks no. 1,204 of 2,731 parts in our database and no. 37 of 116 in the Minifig Shields, Weapons, & Tools category.

Sets containing part 37, by period

PeriodSets
1995-199920
2000-20099
2010-201932
2020-202626

Colours of part 37

Its rarest colour, glow in dark opaque, appears only in set 4730 Chamber of Secrets.

Colour (element ID)SetsPiecesExample sets
Dark Bluish Gray421983650111710407532375314
Chrome Silver707492452619561756155
Pearl Gold1224417017075143174
Glow In Dark Opaque124730

Where to buy part 37

Setopedia shows no prices: they vary by colour, condition and seller. Amazon links are affiliate links.

Search part 37 on AmazonPick a Brick (lego.com)BrickLink entryRebrickable entry

Sets that include part 37

Sets ranked by popularity that include at least one part 37, in any colour.

More parts in the Minifig Shields, Weapons, & Tools category

All parts in the Minifig Shields, Weapons, & Tools category

Frequently asked questions

How many LEGO sets include part 37?

Part 37 (Weapon Dagger / Knife) appears in 87 sets listed on Setopedia, from 1995 to 2026, in any colour.

Which LEGO set contains the most copies of part 37?

Set 910059 Privateer Frigate Fortuna, released in 2026, contains 6 copies, the highest count in our database. On average, a set containing part 37 has 2.2.

Which colours does LEGO part 37 come in?

4 colours are listed for part 37. The most common is Dark Bluish Gray, found in 50 sets.

What is the rarest colour of part 37?

According to our inventories, it is glow in dark opaque, found in only 1 set (4730 Chamber of Secrets).

What is the element ID of part 37 in dark bluish gray?

In dark bluish gray, part 37 has element ID 4219836. Number 37 is the mould number, the same for every colour.

Is LEGO part 37 still used in recent sets?

Yes: it appears in sets released in 2026, such as 910059 Privateer Frigate Fortuna.

Where can I buy LEGO part 37 individually?

Single parts 37 can be ordered on Pick a Brick (lego.com) in colours currently produced, or on BrickLink for older colours. The part is also included in the sets listed on this page.