INNOVATION, BEAUTIFULLY SECURED ✦ U.S. PATENT NO. 12,256,815
INTRODUCING TWISTLOCK™

A beautiful
twist on forever.

The hoop you love, with the peace of mind you've been missing. Meet the patented closure that makes securing your earrings beautifully simple.

Discover the collection See the innovation
Thoughtfully engineered.
Made to be worn.
Patented in the USA
Designed in New York
THE ART OF STAYING CLOSE
TwistLock EAR200 28 mm diamond hoop earring with rotating closure
SECURED
BY DESIGN
01 / 04
NOT JUST ANOTHER HOOP.SCROLL TO EXPLORE
BEAUTY IN EVERY DETAIL✧SECURITY IN EVERY TWIST✧INNOVATION YOU CAN FEEL✧BEAUTY IN EVERY DETAIL✧SECURITY IN EVERY TWIST
01 / THE DIFFERENCE IS IN THE DETAILS

Some things should
never come undone.

Iconic in shape. Ingenious in function. TwistLock™ reimagines the traditional hoop with an innovative rotating closure—so you can spend less time worrying about your earrings, and more time wearing them.

Discover the patented design

Twist to lock

A thoughtful rotating closure, designed for effortless everyday use.

Secure by design

A mechanical locking action engineered to help keep your hoops fastened.

Elegance, uninterrupted

A refined detail that works beautifully with the timeless hoop silhouette.

THE EAR200 SERIES

Find your perfect circle.

One extraordinary closure. Four distinctive sizes. The perfect pair is entirely yours to choose.

04 SIGNATURE SIZES
THE SUBTLE ONETwistLock EAR200 20 mm hoop earring

EAR200 / 20 MM

The Petite Hoop

THE EVERYDAY ONETwistLock EAR200 24 mm hoop earring

EAR200 / 24 MM

The Classic Hoop

THE NOTICEABLE ONETwistLock EAR200 28 mm hoop earring

EAR200 / 28 MM

The Signature Hoop

THE STATEMENT ONETwistLock EAR200 35 mm hoop earring

EAR200 / 35 MM

The Statement Hoop

Looking for other designs? Explore the wider TwistLock™ collection at Empire Casting House.

View complete collection
TWISTAN IDEA THAT COMES FULL CIRCLE.
THE TECHNOLOGY

The smallest details
make the biggest
difference.

A subtle rotation. A secure connection. TwistLock™ is designed to transform a simple gesture into the confidence of knowing your hoop is fastened.

01

Align

Bring the hoop's post into position with the locking closure.

02

Insert

Guide the post into the closure until properly seated.

03

Twist

Rotate the locking element to engage. Reverse the motion to unlock.

Explore the patent
THE SIZE EDIT

Your hoop. Your way.

From delicate to daring, find the size that feels like you. Select a diameter to explore the collection.

EAR200 / SIZE PREVIEW24 mm TwistLock hoop earring
CHOOSE YOUR DIAMETER
24mm

The Classic Hoop

That effortless everyday statement: polished, versatile, and just the right presence.

Sizes refer to hoop diameter. Product specifications and availability are confirmed upon inquiry.

✦✧TWISTLOCK™ / DESIGNED TO ENDURE
THE STORY BEHIND THE TWIST

Born from a simple question.

What if something as beautiful as a hoop could be just as thoughtful in the way it closes?

TwistLock™ was created by John Kocak and developed through Empire Casting House in New York. With a focus on the details that matter, the design brings a distinctive rotating closure to a jewelry essential.

✳
U.S. PATENT 12,256,815Original rotating jewelry closure innovation
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GOOD TO KNOW

A few thoughtful answers.

Everything you need to know about the TwistLock™ difference.

Ask us a question
How does TwistLock™ work?

After inserting the hoop post into its closure, you rotate the locking element to engage the mechanism. To remove the earring, rotate it back to the unlocked position. Follow the instructions supplied with your specific style.

Which hoop sizes are available?

The EAR200 series is shown in four diameters: 20 mm, 24 mm, 28 mm, and 35 mm. Other TwistLock styles may also be available through Empire Casting House.

Can I inquire about metals or finishes?

Yes. Send us your preferred size, metal, quantity, and any other specifications. Our team will confirm current options, availability, and pricing.

Can I order online today?

This website is currently an inquiry experience, not a live checkout. Add items to your inquiry bag and send your request to Empire Casting House to receive purchasing information.

LET'S TALK TWISTLOCK™

The beginning of
something beautiful.

Interested in the TwistLock™ collection, wholesale opportunities, or something made just for you? We'd love to hear from you.

NEW YORK · USA✧INFO@EMPIRECASTINGHOUSE.COM

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