Uploaded May 2019 | Updated September 2026, 2 weeks ago

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I worked on a secret project for a few months, which involved castable 3D printing resin, a local jeweler, and a very special woman. I am excited to show the process of how I designed, 3D printed and cast a diamond engagement ring. 💍💒🤵👰

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👀 See my recommended printers, filament, and accessories on my Amazon Idea Lists!
🆕 3D Printing Equipment for Beginners: amzn.to/2PNblSL
⚡ 3D Printing Equipment for Intermediate Hobbyists: amzn.to/2OOuQOy
💯 3D Printing Equipment for Advanced Users - Liquid Resin SLA/DLP: amzn.to/2PpqWuK

🎁 See the TEVO Tornado on Amazon: amzn.to/2TnhQhn


🎥 Hoffman Engineering Youtube/Video Equipment - See on Amazon: amzn.to/2O9oP9I
🆕 Microphone - Sennheiser XSW-D Lavalier Set w/ ME-II - amzn.to/2F6ORYY


Intro Music:
Music from https://filmmusic.io:
"Midsummer Sky" by Kevin MacLeod (https://incompetech.com)
Licence: CC BY (creativecommons.org/licenses/by/4.0/)

Main Music:
"Open Door" by Little Glass Men. Licensed under Created Commons.


-Christopher Hoffman

#DiamondRing #3DPrinting #HoffmanEngineering