




Crystal Trinity Threaded Flat Back Earring
Regular price $50.00
Unit price per
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Also available in solid 14k gold.
For a playfully sophisticated alternative to our classic Tiny Crystal Studs, I designed the Crystal Trinity Studs. One earring, infinite possibilities. Make it yours.
Our internally threaded flat back earring studs are made of solid medical grade titanium and are hypoallergenic and always nickel free.
We offer the flat back stud earrings as singles; if you'd like a pair, please order two.
Need help with sizing? I created a handy little guide to jewelry sizing just for you!
SPECS & SIZING
- Internally threaded stud is made of solid implant grade titanium
- Earring top is solid sterling silver with high quality CZ
- Gold version is coated in 18K Gold PVD Plating
- Silver version is coated in rhodium for quality
- Earring top is 5mm in diameter, 3mm flat back disc
- Two gauges: 16g (1.2mm) and 18g (1mm) internally threaded posts
- Two lengths: 6mm and 8mm
- Hypoallergenic and always nickel free
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For more information, read our full guide to how to change your piercing jewelry - and why it's different from normal jewelry.

Learn what size is right for you in our full guide to jewelry sizing.

Thinking about getting another piercing? We've got you covered with our Ultimate Guide to Ear Piercings Cheatsheet.

Everyday essentials you can endlessly remix

Designed with love in NYC

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"Shop if you're a minimalist who loves decorating your ears from top to bottom. Maison Miru is stocked with every type of delicate cuff and stud you can imagine."

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Jewelry for dreaming, playing and creating ✨
Maison Miru is a unisex system of jewelry: essential pieces that you can play with to endlessly remix and reimagine.
We make jewelry for dreamers, thinkers and makers - people who value imagination and play as a driving force for life.
