Coral Reef Diorama (40783): parts list and STL files

Set 40783, Coral Reef Diorama, from 2025, has 260 pieces in 101 kinds of part and colour. Here is every part, with the ones you can 3D print at home and the ones to buy.

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Free: an STL file for every part you can print, the parts list and a BrickLink shopping list for the rest. Pro adds print-ready plates for a 256 mm bed and our printing guide. About ProYour Pro includes the print-ready plates.

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Coral Reef Diorama, built (3D picture) — What it looks like built. A 3D picture, not a photo, made from the LDraw model by Philippe Hurbain (CC BY 2.0).

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164to print

96to buy

28spares

101kinds

164 to print, 96 to buy, 28 spares. Print: plain bricks, plates and beams you can make on a home 3D printer. Buy: clear, printed, rubber, electric and very thin parts, which are better ordered. Spares are the extras in the box.

Every part in set 40783

Parts in set 40783, Coral Reef Diorama
Colour	Part	Qty	Print or buy
Light Bluish Gray	13548 Brick Wedged, Sloped 45° 2 x 2 Corner	11	Print
Olive Green	3023 Plate 1 x 2	10	Print
Dark Tan	4460b Brick Sloped 75° 2 x 1 x 3 with Hollow Stud	9	Print
Green	85861 Plate Round 1 x 1 with Open Stud	9	Print
Dark Tan	85861 Plate Round 1 x 1 with Open Stud	9	Print
Magenta	59900 Cone 1 x 1 [Top Groove]	7	Print
Dark Bluish Gray	20482 Tile Special Round 1 x 1 with Hollow Bar	6	Print
Dark Orange	2357 Brick 2 x 2 Corner	6	Print
Dark Tan	3678b Brick Sloped 65° 2 x 2 x 2 with Bottom Tube	6	Print
Medium Nougat	2420 Plate 2 x 2 Corner	5	Print
Dark Green	85861 Plate Round 1 x 1 with Open Stud	5	Print
Olive Green	26601 Wedge Plate 2 x 2 Cut Corner	4	Print
Dark Orange	3040b Brick Sloped 45° 2 x 1 with Bottom Pin	4	Print
Black	3710 Plate 1 x 4	4	Print
Tan	3795 Plate 2 x 6	4	Print
Dark Bluish Gray	54200 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)	4	Print
Tan	6003 Plate Round Corner 6 x 6	4	Print
Black	80015 Plate Round Corner 5 x 5 with 4 x 4 Round Cutout	4	Print
Medium Azure	29119 Brick Wedged, Curved 2 x 1 with Stud Notch Right	3	Print
Tan	32828 Plate Special Round 1 x 1 with Hollow Stud and Horizontal Bar 1L	3	Print
Light Bluish Gray	35480 Plate Special 1 x 2 Rounded with 2 Open Studs	3	Print
Light Bluish Gray	3710 Plate 1 x 4	3	Print
Dark Bluish Gray	4460b Brick Sloped 75° 2 x 1 x 3 with Hollow Stud	3	Print
Yellow	59900 Cone 1 x 1 [Top Groove]	3	Print
Dark Azure	60897 Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]	3	Print
Yellowish Green	85861 Plate Round 1 x 1 with Open Stud	3	Print
Medium Nougat	86996 Plate 1 x 1 x 2/3 with Open Stud	3	Print
Bright Green	20482 Tile Special Round 1 x 1 with Hollow Bar	2	Print
Bright Light Orange	20482 Tile Special Round 1 x 1 with Hollow Bar	2	Print
Orange	29119 Brick Wedged, Curved 2 x 1 with Stud Notch Right	2	Print
White	53119 Plate Round 1 x 1 Swirled Top / Poo	2	Print
Orange	60897 Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]	2	Print
Light Bluish Gray	88292 Brick Arch 1 x 3 x 2	2	Print
Bright Light Orange	11609 Tile, Star with Stud Holder, Pin Hole	1	Print
Dark Bluish Gray	15254 Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]	1	Print
Bright Green	18674 Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	1	Print
Light Bluish Gray	22886 Brick 1 x 2 x 3 with Bottom Stud Holder	1	Print
Blue	29119 Brick Wedged, Curved 2 x 1 with Stud Notch Right	1	Print
Light Bluish Gray	3001 Brick 2 x 4	1	Print
Tan	3003 Brick 2 x 2	1	Print
Dark Tan	3021 Plate 2 x 3	1	Print
Tan	3022 Plate 2 x 2	1	Print
White	32828 Plate Special Round 1 x 1 with Hollow Stud and Horizontal Bar 1L	1	Print
Light Bluish Gray	3386 Plate Special 1 x 1 x 2/3 Half Round with Side Stud	1	Print
Light Bluish Gray	3958 Plate 6 x 6	1	Print
Yellow	60897 Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]	1	Print
Dark Bluish Gray	88292 Brick Arch 1 x 3 x 2	1	Print
Bright Light Orange	11609 Tile, Star with Stud Holder, Pin Hole	2 spare	Print
Bright Light Orange	20482 Tile Special Round 1 x 1 with Hollow Bar	1 spare	Print
Dark Bluish Gray	20482 Tile Special Round 1 x 1 with Hollow Bar	1 spare	Print
Bright Green	20482 Tile Special Round 1 x 1 with Hollow Bar	1 spare	Print
White	32828 Plate Special Round 1 x 1 with Hollow Stud and Horizontal Bar 1L	1 spare	Print
Tan	32828 Plate Special Round 1 x 1 with Hollow Stud and Horizontal Bar 1L	1 spare	Print
White	53119 Plate Round 1 x 1 Swirled Top / Poo	1 spare	Print
Dark Bluish Gray	54200 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)	1 spare	Print
Dark Green	85861 Plate Round 1 x 1 with Open Stud	1 spare	Print
Green	85861 Plate Round 1 x 1 with Open Stud	1 spare	Print
Dark Tan	85861 Plate Round 1 x 1 with Open Stud	1 spare	Print
Yellowish Green	85861 Plate Round 1 x 1 with Open Stud	1 spare	Print
Coral	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	12	Buy
Yellow	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	7	Buy
Olive Green	1566 Plant, with Bar and Off-shoot with Stud	6	Buy
Bright Light Orange	4367 Plant, Flower, Minifig Accessory with 7 Thick Petals and Pin, Center Ring	6	Buy
Orange	5904 Plant, Flower, Peony Rose with 2 Layers	6	Buy
Green	64727 Weapon Spike Flexible 3.5L	5	Buy
Dark Turquoise	68212 Hair Small Tuft	5	Buy
Orange	79743 Food Cupcake with Stud	5	Buy
Dark Purple	13564 Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long	4	Buy
Lime	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	4	Buy
Bright Green	4367 Plant, Flower, Minifig Accessory with 7 Thick Petals and Pin, Center Ring	4	Buy
Bright Light Yellow	18853 Plant, Flower with 5 Pointed Petals and Pin	3	Buy
Bright Green	30093 Plant, Sea Grass	3	Buy
Medium Lavender	33172 Plant, Carrot	3	Buy
Yellowish Green	53451 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small	3	Buy
Magenta	15279 Plant, Grass Stem with Bar Hole [3.2mm]	2	Buy
Lime	15279 Plant, Grass Stem with Bar Hole [3.2mm]	2	Buy
Green	1613 Headwear Accessory Antlers	2	Buy
Light Aqua	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	2	Buy
Opal Trans-Dark Pink	2682 Plant, Fern 2 x 3 x 2	2	Buy
Light Aqua	68211 Bar 1L / Stem with 3 Sprouts/Prongs	2	Buy
Trans-Clear	85861 Plate Round 1 x 1 with Open Stud	2	Buy
Glow in Dark White	25516 Headwear Accessory Crown Long with Bar	1	Buy
Trans-Clear	30367c Brick Round 2 x 2 Dome Top, Hollow Stud	1	Buy
Dark Turquoise	49577 Animal / Plant, Coral / Sea Weed	1	Buy
Coral	49577 Animal / Plant, Coral / Sea Weed	1	Buy
Magenta	49577 Animal / Plant, Coral / Sea Weed	1	Buy
Dark Tan	51270 Plant, Pumpkin	1	Buy
Bright Light Yellow	18853 Plant, Flower with 5 Pointed Petals and Pin	2 spare	Buy
Dark Purple	13564 Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long	1 spare	Buy
Green	1613 Headwear Accessory Antlers	1 spare	Buy
Coral	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	1 spare	Buy
Lime	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	1 spare	Buy
Light Aqua	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	1 spare	Buy
Yellow	24866 Plant, Flower, Plate Round 1 x 1 with 5 Petals	1 spare	Buy
Glow in Dark White	25516 Headwear Accessory Crown Long with Bar	1 spare	Buy
Bright Light Orange	4367 Plant, Flower, Minifig Accessory with 7 Thick Petals and Pin, Center Ring	1 spare	Buy
Bright Green	4367 Plant, Flower, Minifig Accessory with 7 Thick Petals and Pin, Center Ring	1 spare	Buy
Yellowish Green	53451 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small	1 spare	Buy
Light Aqua	68211 Bar 1L / Stem with 3 Sprouts/Prongs	1 spare	Buy
Dark Turquoise	68212 Hair Small Tuft	1 spare	Buy
Trans-Clear	85861 Plate Round 1 x 1 with Open Stud	1 spare	Buy

Print set 40783 at home

The set tool makes an STL file for each of the 164 printable pieces, sorted by colour, plus a shopping list for the 96 to buy. Free, no account, and it runs on your own phone or computer.

Get the free print files

Pro adds print-ready plates for a 256 mm bed. About Pro

Parts data: Rebrickable, and it can differ slightly from your box. Part shapes: LDraw Parts Library (CC BY 4.0). Browse all sets. Independent project, not sponsored, authorised or endorsed by any brick company.