HIGHLINE DIAMOND

Login

Country

Cart

Your cart is empty
Holiday Edit — Find Something Personal. 20% off sitewide.
Model wearing The Cove ring and bracelet

Not simply stacked.
Composed.

Discover the Stack
Highline couple celebrating their engagement on the Amalfi Coast

REAL STORIES

Loved by You.

Read our Trustpilot reviews →
A curated tray of colorful Highline diamond rings

Ready now.
Yours sooner.

Shop Ready to Ship

AS SEEN ON INSTAGRAM

Instagram’s Most-Wanted

Discover the pieces featured in our latest Reels.

The Emerald Crown Suite | Oval & Emerald-Cut Diamond Multi-Band Ring The Emerald Crown Suite View product The East-West Twist | Horizontal Oval Diamond Engagement Ring The East-West Twist View product The Hold | Wrapped Eternity Band The Hold View product The Asscher Cluster | Kite-Set Diamond Ring The Asscher Cluster View product The Valkyrie | Triple-Stacked Marquise Empress Suite The Valkyrie View product The Duchess | Princess Cut Hidden Halo Ring The Duchess View product The Pantheon | Multi-Stacked Oval Solitaire & Celestial Crown Suite The Pantheon View product The Vine | Asymmetrical Pear & Marquise Bypass Ring The Vine View product The Embrace | Contoured Three-Stone Bridal Set The Embrace View product The Winged Oval | Multi-Shape Diamond Botanical Engagement Ring The Winged Oval View product The Cadence | Radiant Cut Multi-Row Rhythmic Band The Cadence View product The Muse | Oval Cut Hidden Halo Ring The Muse View product The Ice Cube | Princess Cut Wide Band Ring The Ice Cube View product
SHOP INSTAGRAM FAVORITES

IGI-CERTIFIED

Lab-Grown
Diamonds

PRECIOUS METALS

9K · 14K · 18K
Gold & Platinum

WORLDWIDE

Delivery &
Duties Included

THE HIGHLINE VIEW

Unapologetic Individuality

You are far too complex to be defined by a single style. Our stacking collections empower you to mix shapes, textures, and layers to curate a signature look that is unapologetically yours.

OUR STORY
The Empress ring stack worn on the hand

MADE PERSONAL

Let's design your dream ring, together.

GET IN TOUCH
Ring design sketch and jeweller’s tools on a workbench

STACK BY VOLUME

Select Your Stacking Volume

Elevate your everyday with our masterfully curated multi-ring sets. Select your perfect layer from our exclusive 2, 3, and 4-piece signature combinations.

2-ring stack set 2-RING SETS 3-ring stack set 3-RING SETS 4-ring stack set 4-RING SETS

MOST LOVED

Best Selling

The Edge | Tapered Diamond Open Cuff on a white background The Edge Sale priceFrom $512.00 USD Regular priceFrom $640.00 USD20% Off
The Hold | Wrapped Eternity Band on a white background The Hold Sale priceFrom $496.00 USD Regular priceFrom $620.00 USD20% Off
The Embrace | Contoured Three-Stone Bridal Set on a white background The Embrace Sale priceFrom $1,896.00 USD Regular priceFrom $2,370.00 USD20% Off
The Valkyrie | Triple-Stacked Marquise Empress Suite on a white background The Valkyrie Sale priceFrom $2,648.00 USD Regular priceFrom $3,310.00 USD20% Off
The Almond | Marquise Diamond Cluster Ring on a white background The Almond Sale priceFrom $1,296.00 USD Regular priceFrom $1,620.00 USD20% Off
The Diadem | Marquise Chevron Band on a white background The Diadem Sale priceFrom $600.00 USD Regular priceFrom $750.00 USD20% Off
The Skyline | Tiered Pillars Diamond Ring | Crown Silhouette on a white background The Skyline Sale priceFrom $1,032.00 USD Regular priceFrom $1,290.00 USD20% Off
The Harmony | Diamond Trefoil Open Ring on a white background The Harmony Sale priceFrom $720.00 USD Regular priceFrom $900.00 USD20% Off
The Laurel | Oval Diamond with Marquise & Round Accents on a white background The Laurel Sale priceFrom $1,208.00 USD Regular priceFrom $1,510.00 USD20% Off
The Plume | Marquise Diamond Open Cuff on a white background The Plume Sale priceFrom $752.00 USD Regular priceFrom $940.00 USD20% Off
The Olive | Marquise Vine & Oval Ring The Olive Sale priceFrom $1,232.00 USD Regular priceFrom $1,540.00 USD20% Off
The Crown | Vintage Oval Milgrain Ring The Crown Sale priceFrom $1,224.00 USD Regular priceFrom $1,530.00 USD20% Off
VIEW ALL

SHOP BY CATEGORY

The Crown vintage oval milgrain ring Engagement Rings The Cocoon four-ring stacking set Ring Stacks The Stella Necklaces The Stella EARRINGS

Private Design Stories

The Bespoke Journal

A closer look at the ideas and details behind one-of-a-kind HIGHLINE pieces.

Swipe to reveal the finished pieceSwipe to explore stories · Tap dots for the finished piece

Design drawing for the SU and VIN anniversary band
Finished PieceNames in Light
Design drawing for the colorful floral garden band
Finished PieceA Garden on Her Finger
Wings and Voices bespoke ring
Hidden microphone detail
Winged initial detail
Finished PieceWings & Voices
Cosmic Alignment bespoke ring
Cosmic Alignment side detail
Finished PieceCosmic Alignment
A Legacy of Light bespoke suite
A Legacy of Light diamond details
Finished PieceA Legacy of Light
01 / 05

Bespoke Case Study

HIGHLINE, In Your Words

Real people. Real experiences. Every review matters.

Trustpilot

WHY WE STACK

A stack is built the way a life is — one ring at a time.

Each ring marks something worth remembering. Two becomes three; three becomes a crown.

The WingThe InterludeThe Ice Cube The Wing →
TWO

The Vow

It begins with two — the question, and the answer. An engagement ring and its band, the first two notes of a longer song.

The ValkyrieThe EmpressThe Vision The Valkyrie →
THREE

The Years

A third ring for the years that follow — an anniversary, a milestone, a reason. Two became a pair; three becomes a rhythm.

The PantheonThe CocoonThe Artemis The Pantheon →
FOUR

The Crown

Four rings, one crown — a whole life worn on a single hand. This is where a collection becomes a story only you could tell.

THE STACK COMPOSER

Build Your Custom Stack

Unleash your creativity. Experiment with our signature bands to create a one-of-a-kind masterpiece.

START CREATING →

VIRTUAL TRY-ON

See it on your hand — before it’s yours.

Preview any piece on your own hand in seconds — choose a style and try it on.

Begin Try-On
IGI-Certified Lab-Grown Diamonds ▸
Made to Order by Default ▸
Conflict-Free & Traceable Origins ▸

Our mission is to craft timeless jewelry with certified lab-grown diamonds — created without mining, made only to order, and traceable from lab to hand.

Lab-grown diamond ring transforming into a moss-covered planet Earth
Chat