Skull apple 3D print, an eerie unique Halloween piece
A carved apple hiding a cluster of skulls inside

Contents
Greetings from the land of endless test prints. Today's subject is the Skull apple 3D print, and we are taking you through the design, the thought process, and everything that makes this model its own thing.
The skull apple 3D print takes a shape everyone recognizes and turns it inside out: cut it open, or just imagine cutting it open, and instead of seeds there’s a cluster of skulls carved into the core.
The outside stays a clean, recognizable apple, red and glossy in renders, so from across a room it reads as ordinary fruit. It’s only up close, or once it’s displayed as though sliced, that the horror inside becomes obvious. That gap between an everyday object and what’s hiding inside it is the whole appeal, and it’s why this reads as a proper Halloween piece rather than just another skull ornament with fruit attached to it.
What does the skull apple 3D print look like once printed
The finished piece keeps the silhouette of a normal apple, smooth curves, a slight taper toward the stem, nothing that gives away the surprise from a distance. The skulls sit clustered where the core would be, carved with enough definition that they read clearly even at a smaller scale. Because the model scales without losing detail, you can size the skull apple 3D print down to a small trinket for a desk or up into a proper centerpiece for a party table.
Left unpainted in a single filament, it already has a strong graphic quality, especially in matte black or deep red. Painted, the contrast between the smooth red skin and the bone-white skulls inside becomes the whole point of the piece, and that’s the version most people will want to show off once it’s finished.
There’s also room to treat the two halves differently if you’re painting by hand: keep the apple skin glossy and saturated, then go flat and chalky on the skulls so the eye reads them as bone rather than as more apple.
Printing and finishing
Files come both as STL and as predefined 3mf files set up for multicolor printing on Bambu Lab printers, so you can go straight to a two-tone result without assigning colors yourself in the slicer. If you’d rather paint, the model takes that just as well: print it in a single color and go over it by hand once it’s off the plate.
It’s described as easy to print, which matters for a decorative piece like this that people will likely make more than once, for gifts or to restock a Halloween table before the holiday. Support structures are needed given the undercuts inside the apple, something to plan for when setting up the plate rather than something the model avoids.
Because it scales cleanly, the same file can serve two different jobs: a small version for a desk or bookshelf, and a larger one built specifically to be the centerpiece of a table.
Where a skull apple 3D print earns its place
This isn’t a piece that needs a whole horror-themed shelf to make sense on its own. It works dropped into a fruit bowl next to real apples as a quiet surprise for guests, or lined up as a set of centerpieces down a Halloween party table. Horror collectors will likely want it standing alone, painted and lit, as a small sculptural object in its own right rather than mixed in with other fruit.
It also travels well as a gift, since something that looks like a normal apple until someone looks closely has built-in surprise that’s harder to manufacture in most decorative prints. For anyone assembling a Halloween collection one piece at a time, the skull apple 3D print earns its spot by being recognizable at a glance and unsettling on the second look, a combination that’s rarer than it sounds in seasonal decor.
Print it once in black to test how the skulls read under your lighting, then decide whether the painted version is worth the extra time before committing to a whole batch for a party.
That is all for this one. Enjoy the Skull apple 3D print, make it your own with your favorite colors and materials, and we will see you again when the next design leaves the workbench.
Leon Sektor 7 Studios
Get this model
Every model is available as STL and 3MF files. Selling physical prints needs a commercial license; the files themselves may not be resold.
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Commercial license
Recommended Print Settings
The settings and the filament we used for our own print of this model, and the combination that gave us the best result. A recommendation, not a requirement.
- Filament
- Bambulab PLA Matte black
- Infill
- 8% Gyroid or Grid
- Layer Height
- 0.2mm
- Walls
- 2
- Nozzle Size
- 0.4mm
- Support Structure
- needed
- Brim
- None needed, but when you have adhesion problems then activate the brim
- Skirt Loops
- 1
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