Home 3 Carat Diamond Rings

3 Carat Diamond Rings

Fine jewelry in solid gold and platinum, made to order in our Los Angeles atelier.

The Carmen Beveled Edge Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Carmen Beveled Edge Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Beveled Edge Comfort Fit Solitaire Emerald Cut · 18K Yellow Gold
$2,610.00
The Florence Vintage Scalloped Halo Round Engagement Ring Setting in 18K White Gold
The Florence Vintage Scalloped Halo Round Engagement Ring Setting in 18K White Gold
Vintage Scalloped Halo Round · 18K White Gold
$3,905.00
Contemporary Comfort Fit Flat Shank Solitaire Radiant, in 18K Yellow Gold, prong setting | RockHer
The Viola Contemporary Comfort Fit Flat Shank Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
Contemporary Comfort Fit Flat Shank Solitaire Radiant Cut · 18K Yellow Gold
$2,145.00
Round Brilliant, Pinched Cathedral Solitaire, in 18K Yellow Gold, prong setting – angled view | RockHer
The Gladys Pinched Cathedral Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Pinched Cathedral Solitaire Round · 18K Yellow Gold
$2,985.00
Round Brilliant, Scroll Gallery Halo, in Platinum, pave setting – angled view | RockHer
The Kai Scroll Gallery Halo Round Engagement Ring Setting in 18K White Gold
Scroll Gallery Halo Round · 18K White Gold
$3,360.00
The Anita Three Stone Engagement Ring Setting for Oval Diamonds in 18K Yellow Gold | RockHer
The Anita Classic Three Stone Oval Engagement Ring Setting in 18K Yellow Gold
Classic Three Stone Oval · 18K Yellow Gold
$3,640.00
Split Shank French Pavé Radiant, in 18K Yellow Gold, pave setting | RockHer
The Jessie Split Shank French Pavé Radiant Cut Engagement Ring Setting in 18K Yellow Gold
Split Shank French Pavé Radiant Cut · 18K Yellow Gold
$4,070.00
The Carrie Pavé Round Engagement Ring Setting in 18K Yellow Gold
The Carrie Pavé Round Engagement Ring Setting in 18K Yellow Gold
Pavé Round · 18K Yellow Gold
$2,425.00
Round Brilliant, Twisted Vine Halo, in 18K Yellow Gold, pave setting | RockHer
The Harmony Twisted Vine Halo Round Engagement Ring Setting in 18K Yellow Gold
Twisted Vine Halo Round · 18K Yellow Gold
$3,785.00
Round Brilliant, Floral Split Shank Halo, in 14K Rose Gold, prong setting – front view | RockHer
The Nera Floral Split Shank Halo Round Engagement Ring Setting in 14K Rose Gold
Floral Split Shank Halo Round · 14K Rose Gold
$3,265.00
Classic Shared Prong Halo Oval, in 18K Yellow Gold, pave setting – angled view | RockHer
The Etta Classic Shared Prong Halo Oval Engagement Ring Setting in 18K Yellow Gold
Classic Shared Prong Halo Oval · 18K Yellow Gold
$3,710.00
The Norah Classic Linear French Pavé Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Norah Classic Linear French Pavé Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Classic Linear French Pavé Emerald Cut · 18K Yellow Gold
$2,890.00
Round Brilliant, Antique Wheat Bead Solitaire, in 18K White Gold | RockHer
The Ophelia Antique Wheat Bead Solitaire Round Engagement Ring Setting in 18K White Gold
Antique Wheat Bead Solitaire Round · 18K White Gold
$3,360.00
The Lana Pavé Halo Engagement Ring Setting for Oval Diamonds in 18K White Gold | RockHer
The Lana Secret Halo Adorned Prong Solitaire Oval Engagement Ring Setting in 18K White Gold
Secret Halo Adorned Prong Solitaire Oval · 18K White Gold
$3,080.00
Twisted Bypass Solitaire Princess, in 18K White Gold – side profile | RockHer
The Joplin Twisted Bypass Solitaire Princess Cut Engagement Ring Setting in 18K White Gold
Twisted Bypass Solitaire Princess Cut · 18K White Gold
$3,080.00
Round Brilliant, Modern Blossom Cluster, in 14K Rose Gold – front view | RockHer
The Pamina Cluster Halo Round Engagement Ring Setting in 14K Rose Gold
Cluster Halo Round · 14K Rose Gold
$5,840.00
Round Brilliant, Bypass Pavé Swirl, in 18K White Gold | RockHer
The Tatyana Bypass Pavé Swirl Round Engagement Ring Setting in 18K White Gold
Bypass Pavé Swirl Round · 18K White Gold
$4,305.00
Cathedral Comfort Fit Solitaire Pear Shape, in 18K White Gold, prong setting | RockHer
The Ellie Cathedral Comfort Fit Solitaire Pear Engagement Ring Setting in 18K White Gold
Cathedral Comfort Fit Solitaire Pear · 18K White Gold
$2,610.00
The Anita Classic Three Stone Emerald Cut Engagement Ring Setting in 18K White Gold
The Anita Classic Three Stone Emerald Cut Engagement Ring Setting in 18K White Gold
Classic Three Stone Emerald Cut · 18K White Gold
$3,525.00
European Cut, Tapered Baguette Three Stone Emerald, in 18K White Gold, channel setting – angled view | RockHer
The June Three Stone Emerald Cut Engagement Ring Setting in 18K White Gold
Three Stone Emerald Cut · 18K White Gold
$3,920.00
Channel Set Pavé Princess, in 18K White Gold, pave setting | RockHer
The Celesta Channel Set Pavé Princess Cut Engagement Ring Setting in 18K White Gold
Channel Set Pavé Princess Cut · 18K White Gold
$4,105.00
Round Brilliant, Classic Prong Halo, in Platinum, pave setting – front view | RockHer
The Bianca Classic Prong Halo Round Engagement Ring Setting in 18K White Gold
Classic Prong Halo Round · 18K White Gold
$3,545.00
European Cut, Shared Prong Halo Emerald, in 18K White Gold | RockHer
The Fiona Shared Prong Halo Emerald Cut Engagement Ring Setting in 18K White Gold
Shared Prong Halo Emerald Cut · 18K White Gold
$3,115.00
Round Brilliant, Simple Low Base Knife Edge Solitaire, in 14K Rose Gold, prong setting | RockHer
The Leonora Simple Low Base Knife Edge Solitaire Round Engagement Ring Setting in 14K Rose Gold
Simple Low Base Knife Edge Solitaire Round · 14K Rose Gold
$1,675.00
Luxe French Pavé Halo Asscher, in Platinum, prong setting – front view | RockHer
The Alannah Luxe French Pavé Halo Asscher Cut Engagement Ring Setting in 18K White Gold
Luxe French Pavé Halo Asscher Cut · 18K White Gold
$4,975.00
Round Brilliant, Open Intertwined Pavé Row, in 14K Rose Gold, prong setting – angled view | RockHer
The Rosina Open Intertwined Pavé Row Round Engagement Ring Setting in 14K Rose Gold
Open Intertwined Pavé Row Round · 14K Rose Gold
$5,670.00
Classic Linear French Pavé Princess, in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Princess Cut Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Princess Cut · 18K White Gold
$2,705.00
The Norah Classic Linear French Pavé Oval Engagement Ring Setting in 18K White Gold
The Norah Classic Linear French Pavé Oval Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Oval · 18K White Gold
$2,985.00
The Norah Classic Linear French Pavé Cushion Cut Engagement Ring Setting in 18K White Gold
The Norah Classic Linear French Pavé Cushion Cut Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Cushion Cut · 18K White Gold
$2,985.00
Round Brilliant, Double Claw Prong French Pavé, in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Round Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Round · 18K White Gold
$2,610.00
Round Brilliant, Contemporary Tapered Channel, in 18K White Gold | RockHer
The Stevie Contemporary Channel Round Engagement Ring Setting in 18K White Gold
Contemporary Channel Round · 18K White Gold
$2,705.00
Contemporary Tapered Channel Pear Shape, in 18K White Gold | RockHer
The Stevie Contemporary Channel Pear Engagement Ring Setting in 18K White Gold
Contemporary Channel Pear · 18K White Gold
$2,705.00
The Aria Channel Row Pavé Halo Round Engagement Ring Setting in 18K White Gold
The Aria Channel Row Pavé Halo Round Engagement Ring Setting in 18K White Gold
Channel Row Pavé Halo Round · 18K White Gold
$4,535.00
The Donna Cathedral Engagement Ring Setting for Round Diamonds in 18K White Gold | RockHer
The Donna Cathedral French Pavé Solitaire Round Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Round · 18K White Gold
$2,985.00
The Donna Cathedral French Pavé Solitaire Pear Engagement Ring Setting in 18K White Gold
The Donna Cathedral French Pavé Solitaire Pear Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Pear · 18K White Gold
$2,985.00
The Florence Scalloped Pavé Halo Engagement Ring Setting for Round Diamonds in 14K Rose Gold | RockHer
The Florence Vintage Scalloped Halo Round Engagement Ring Setting in 14K Rose Gold
Vintage Scalloped Halo Round · 14K Rose Gold
$3,265.00
Round Brilliant, Linear Bezel Pavé, in 14K Rose Gold – angled view | RockHer
The Cappella Linear Bezel Pavé Round Engagement Ring Setting in 14K Rose Gold
Linear Bezel Pavé Round · 14K Rose Gold
$2,330.00
Cushion, High Polish Simple Halo, in 18K Rose Gold, prong setting – angled view | RockHer
The Amy High Polish Simple Halo Cushion Cut Engagement Ring Setting in 18K Rose Gold
High Polish Simple Halo Cushion Cut · 18K Rose Gold
$3,640.00
Round Brilliant, Timeless Comfort Fit Six Prong Solitaire, in 14K Rose Gold | RockHer
The Elettra Timeless Comfort Fit Six Prong Solitaire Round Engagement Ring Setting in 14K Rose Gold
Timeless Comfort Fit Six Prong Solitaire Round · 14K Rose Gold
$1,305.00
Round Brilliant, Twisted Rope Surprise Stone Solitaire, in Platinum – angled view | RockHer
The Charlie Twisted Rope Surprise Stone Solitaire Round Engagement Ring Setting in Platinum
Twisted Rope Surprise Stone Solitaire Round · Platinum
$3,360.00
Round Brilliant, Timeless Comfort Fit Rounded Solitaire, in 14K Rose Gold, prong setting | RockHer
The Elsa Timeless Comfort Fit Rounded Solitaire Round Engagement Ring Setting in 14K Rose Gold
Timeless Comfort Fit Rounded Solitaire Round · 14K Rose Gold
$1,675.00
The Selena Bezel Solitaire Engagement Ring Setting for Oval Diamonds in 18K Yellow Gold | RockHer
The Selena Clover Bezel Accent Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Clover Bezel Accent Solitaire Oval · 18K Yellow Gold
$1,805.00
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Clover Bezel Accent Solitaire Emerald Cut · 18K Yellow Gold
$1,805.00
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in 18K White Gold
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in 18K White Gold
Clover Bezel Accent Solitaire Emerald Cut · 18K White Gold
$1,805.00
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in 14K Rose Gold
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in 14K Rose Gold
Clover Bezel Accent Solitaire Emerald Cut · 14K Rose Gold
$1,310.00
The Selena Clover Bezel Accent Solitaire Oval Engagement Ring Setting in 14K Rose Gold
The Selena Clover Bezel Accent Solitaire Oval Engagement Ring Setting in 14K Rose Gold
Clover Bezel Accent Solitaire Oval · 14K Rose Gold
$1,310.00
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in 18K Yellow Gold
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Clover Bezel Accent Solitaire Round · 18K Yellow Gold
$1,805.00
The Selena Bezel Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in 18K White Gold
Clover Bezel Accent Solitaire Round · 18K White Gold
$1,805.00
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in 14K Rose Gold
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in 14K Rose Gold
Clover Bezel Accent Solitaire Round · 14K Rose Gold
$1,310.00
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in Platinum
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Radiant Cut · Platinum
$2,140.00
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
Clover Bezel Accent Solitaire Radiant Cut · 18K Yellow Gold
$1,805.00
The Selena Bezel Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Round · Platinum
$2,140.00
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Selena Clover Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Emerald Cut · Platinum
$2,140.00
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in 18K White Gold
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in 18K White Gold
Clover Bezel Accent Solitaire Radiant Cut · 18K White Gold
$1,805.00
Clover Bezel Accent Solitaire Radiant, in 14K Rose Gold – front view | RockHer
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in 14K Rose Gold
Clover Bezel Accent Solitaire Radiant Cut · 14K Rose Gold
$1,310.00
The Selena Clover Bezel Accent Solitaire Princess Cut Engagement Ring Setting in Platinum
The Selena Clover Bezel Accent Solitaire Princess Cut Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Princess Cut · Platinum
$2,140.00
The Selena Clover Bezel Accent Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
The Selena Clover Bezel Accent Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Clover Bezel Accent Solitaire Princess Cut · 18K Yellow Gold
$1,805.00
The Selena Bezel Solitaire Engagement Ring Setting for Oval Diamonds in 18K White Gold | RockHer
The Selena Clover Bezel Accent Solitaire Oval Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Oval · Platinum
$2,140.00
The Selena Bezel Solitaire Engagement Ring Setting for Oval Diamonds in 18K White Gold | RockHer
The Selena Clover Bezel Accent Solitaire Oval Engagement Ring Setting in 18K White Gold
Clover Bezel Accent Solitaire Oval · 18K White Gold
$1,805.00
The Miley Clover Bezel Accent Solitaire Round Engagement Ring Setting in 18K White Gold
The Miley Clover Bezel Accent Solitaire Round Engagement Ring Setting in 18K White Gold
Clover Bezel Accent Solitaire Round · 18K White Gold
$1,805.00
Made Entirely to Order · Every Time✦ Natural Accent Diamonds✦ Solid Gold & Platinum Only✦ 40 Day Returns✦ GIA & IGI Certified✦Made Entirely to Order · Every Time✦ Natural Accent Diamonds✦ Solid Gold & Platinum Only✦ 40 Day Returns✦ GIA & IGI Certified✦
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Fine Jewelry Made to Order in Los Angeles

Every RockHer piece is made to order in our Los Angeles atelier and offered at one fair price. Our gemology team inspects every piece before it ships, and every order carries a 40 day return window and a lifetime warranty.

Good to Know

Fine Jewelry Questions

How is each piece made?
Every piece is made to order in our Los Angeles atelier and inspected by our gemology team before it ships.
How long until my order arrives?
Made to order pieces are crafted in 8 to 12 business days, then shipped fully insured with a signature required at delivery.
What if it isn't right?
You have a 40 day return window on pieces that are not engraved or custom designed, and a lifetime warranty on every piece.
Talk to a Jeweler

Not sure where to begin?

One conversation with a gemologist replaces a hundred open tabs. We will guide you the way we would guide a close friend.

John Anderson · Lead Gemologist · 1‑800‑779‑1726

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Show-Stopping Brilliance: Explore 3 Carat Diamond Rings

Make a lasting impression with our breathtaking collection of 3 carat diamond rings. Known for their impressive size and dazzling sparkle, these rings are perfect for those who want to celebrate love with a bold and luxurious statement piece. Whether for engagements, anniversaries, or special occasions, a 3 carat diamond ring symbolizes grandeur and timeless elegance.

Why Choose 3 Carat Diamond Rings?

A 3 carat diamond ring offers an eye-catching size combined with exceptional brilliance. Its larger carat weight means the diamond commands attention, yet with the right cut and setting, it remains elegant and wearable.

Popular Styles Featuring 3 Carat Diamonds:

  • Solitaire Rings: Classic and timeless, showcasing the diamond's natural beauty
  • Halo Settings: Surround the center diamond with smaller stones for extra sparkle
  • Three-Stone Designs: Symbolize your journey with complementary side stones
  • Vintage-Inspired Rings: Featuring intricate detailing and romantic flair
  • Modern Minimalist Bands: Sleek, understated settings that highlight the diamond

Customization Options:
  • Diamond Cuts: Round brilliant, princess, cushion, emerald, and more
  • Metal Types: 14k or 18k yellow, white, rose gold, and platinum
  • Settings: Prong, bezel, pave, and tension for style and security
  • Certification: GIA or IGI certified diamonds to guarantee quality and authenticity

Expert Tip:
Prioritize the diamond’s cut to maximize sparkle and brilliance, especially for larger stones. Consider protective settings such as bezels or halos to safeguard your investment.

Our 3 carat diamond rings collection combines grandeur and expert craftsmanship, perfect for celebrating your most memorable moments with unmatched brilliance.