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Free 3D models · STL · 3DM · OBJ · GLB

Open circle pendant, free 3D model

A simple ring of round wire on a bail: the karma circle, a symbol of eternity. Set the diameter and wire, then download it ready to print or cast. Free, with no account.

Open circle pendant 3D model

Building the 3D model…

18.0 mm
1.8 mm

Preview in

14k gold
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18k gold
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Platinum
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STL: the metal only, ready for a slicer or a casting house. 3DM opens in Rhino and Matrix with metal and stones on their own layers. OBJ and GLB include the stones. All in real size.

The model

What you're downloading

  • Circle: 18 mm across the outside, in 1.8 mm round wire.
  • Bail: a fixed loop of 0.9 mm wire with a 2.6 mm opening, for a chain up to about 2 mm.
  • Files: built in your browser when you click, exactly as you set it. STL, 3DM and OBJ are in millimetres (STL and 3DM Z-up); GLB is in metres, as the format requires.

Metal weight

How much does a circle pendant weigh?

Measured from the 3D model, metal only, with everything else as first shown above. Real pieces vary a little with the alloy and finishing.

Weight by diameter

Diameter10k gold14k gold18k goldPlatinumSterling silver
10 mm 0.82 g0.93 g1.1 g1.5 g0.73 g
14 mm 1.2 g1.3 g1.6 g2.2 g1.1 g
18 mm 1.6 g1.8 g2.1 g2.9 g1.4 g
22 mm 1.9 g2.2 g2.6 g3.6 g1.7 g
26 mm 2.3 g2.6 g3.1 g4.2 g2.1 g
30 mm 2.7 g3.0 g3.6 g4.9 g2.4 g

What's the metal worth? 2 grams of 14k gold, 2 grams of 18k gold or 3 grams of platinum.

Questions

About this model