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 Gwen cushion engagement ring setting in 18K White Gold | RockHer
The Gwen Double Row Micro Set Pavé Cushion Cut Engagement Ring Setting in 18K White Gold
Double Row Micro Set Pavé Cushion Cut · 18K White Gold
$4,325.00
The Taylor round engagement ring setting in 18K White Gold | RockHer
The Taylor Pavé Halo Round Engagement Ring Setting in 18K White Gold
Pavé Halo Round · 18K White Gold
$4,990.00
The Taylor pear engagement ring setting in Platinum | RockHer
The Taylor Pavé Halo Pear Engagement Ring Setting in 18K White Gold
Pavé Halo Pear · 18K White Gold
$5,045.00
The Taylor oval engagement ring setting in Platinum | RockHer
The Taylor Pavé Halo Oval Engagement Ring Setting in 18K White Gold
Pavé Halo Oval · 18K White Gold
$5,025.00
The Taylor marquise engagement ring setting in Platinum | RockHer
The Taylor Pavé Halo Marquise Engagement Ring Setting in 18K White Gold
Pavé Halo Marquise · 18K White Gold
$5,100.00
The Taylor asscher engagement ring setting in 18K White Gold | RockHer
The Taylor Pavé Halo Asscher Cut Engagement Ring Setting in 18K White Gold
Pavé Halo Asscher Cut · 18K White Gold
$5,055.00
The Norah round engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Round Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Round · 18K White Gold
$2,705.00
The Norah radiant engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Radiant Cut Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Radiant Cut · 18K White Gold
$2,705.00
The Norah pear engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Pear Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Pear · 18K White Gold
$2,610.00
The Norah marquise engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Marquise Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Marquise · 18K White Gold
$2,985.00
The Norah heart engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Heart Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Heart · 18K White Gold
$2,610.00
The Norah emerald engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Emerald Cut Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Emerald Cut · 18K White Gold
$2,985.00
The Norah asscher engagement ring setting in 18K White Gold | RockHer
The Norah Classic Linear French Pavé Asscher Cut Engagement Ring Setting in 18K White Gold
Classic Linear French Pavé Asscher Cut · 18K White Gold
$2,985.00
The Kelly pear engagement ring setting in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Pear Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Pear · 18K White Gold
$2,610.00
The Kelly princess engagement ring setting in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Princess Cut Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Princess Cut · 18K White Gold
$2,610.00
The Kelly oval engagement ring setting in Platinum | RockHer
The Kelly Double Claw Prong French Pavé Oval Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Oval · 18K White Gold
$2,610.00
The Kelly marquise engagement ring setting in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Marquise Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Marquise · 18K White Gold
$2,610.00
The Kelly heart engagement ring setting in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Heart Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Heart · 18K White Gold
$2,610.00
The Kelly emerald engagement ring setting in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Emerald Cut Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Emerald Cut · 18K White Gold
$2,610.00
The Kelly cushion engagement ring setting in Platinum | RockHer
The Kelly Double Claw Prong French Pavé Cushion Cut Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Cushion Cut · 18K White Gold
$2,610.00
The Kelly asscher engagement ring setting in 18K White Gold | RockHer
The Kelly Double Claw Prong French Pavé Asscher Cut Engagement Ring Setting in 18K White Gold
Double Claw Prong French Pavé Asscher Cut · 18K White Gold
$2,610.00
The Stevie radiant engagement ring setting in 18K White Gold | RockHer
The Stevie Contemporary Channel Radiant Cut Engagement Ring Setting in 18K White Gold
Contemporary Channel Radiant Cut · 18K White Gold
$2,705.00
The Stevie oval engagement ring setting in 18K White Gold | RockHer
The Stevie Contemporary Channel Oval Engagement Ring Setting in 18K White Gold
Contemporary Channel Oval · 18K White Gold
$2,705.00
The Stevie marquise engagement ring setting in 18K White Gold | RockHer
The Stevie Contemporary Channel Marquise Engagement Ring Setting in 18K White Gold
Contemporary Channel Marquise · 18K White Gold
$2,890.00
The Stevie heart engagement ring setting in Platinum | RockHer
The Stevie Contemporary Channel Heart Engagement Ring Setting in 18K White Gold
Contemporary Channel Heart · 18K White Gold
$2,795.00
The Stevie emerald engagement ring setting in 18K White Gold | RockHer
The Stevie Contemporary Channel Emerald Cut Engagement Ring Setting in 18K White Gold
Contemporary Channel Emerald Cut · 18K White Gold
$2,705.00
The Stevie cushion engagement ring setting in 18K White Gold | RockHer
The Stevie Contemporary Channel Cushion Cut Engagement Ring Setting in 18K White Gold
Contemporary Channel Cushion Cut · 18K White Gold
$2,705.00
The Stevie asscher engagement ring setting in 18K White Gold | RockHer
The Stevie Contemporary Channel Asscher Cut Engagement Ring Setting in 18K White Gold
Contemporary Channel Asscher Cut · 18K White Gold
$2,705.00
The Donna radiant engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Radiant Cut Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Radiant Cut · 18K White Gold
$2,985.00
The Donna princess engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Princess Cut Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Princess Cut · 18K White Gold
$2,985.00
The Donna oval engagement ring setting in 18K White Gold | RockHer
The Donna Cathedral French Pavé Solitaire Oval Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Oval · 18K White Gold
$2,985.00
The Donna marquise engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Marquise Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Marquise · 18K White Gold
$2,985.00
The Donna heart engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Heart Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Heart · 18K White Gold
$2,985.00
The Donna emerald engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Emerald Cut Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Emerald Cut · 18K White Gold
$2,985.00
The Donna cushion engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Cushion Cut Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Cushion Cut · 18K White Gold
$2,985.00
The Donna asscher engagement ring setting in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Asscher Cut Engagement Ring Setting in 18K White Gold
Cathedral French Pavé Solitaire Asscher Cut · 18K White Gold
$2,985.00
The Janis round engagement ring setting in Platinum | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Round Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Round · 18K White Gold
$4,335.00
The Janis radiant engagement ring setting in 18K White Gold | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Radiant Cut Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Radiant Cut · 18K White Gold
$4,335.00
The Janis pear engagement ring setting in Platinum | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Pear Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Pear · 18K White Gold
$4,335.00
The Janis princess engagement ring setting in 18K White Gold | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Princess Cut Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Princess Cut · 18K White Gold
$4,335.00
The Janis oval engagement ring setting in 18K White Gold | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Oval Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Oval · 18K White Gold
$4,335.00
The Janis marquise engagement ring setting in Platinum | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Marquise Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Marquise · 18K White Gold
$4,335.00
The Janis emerald engagement ring setting in Platinum | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Emerald Cut Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Emerald Cut · 18K White Gold
$4,335.00
The Janis cushion engagement ring setting in 18K White Gold | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Cushion Cut Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Cushion Cut · 18K White Gold
$4,335.00
The Janis asscher engagement ring setting in 18K White Gold | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Asscher Cut Engagement Ring Setting in 18K White Gold
Hand Engraved Milgrain Vintage Solitaire Asscher Cut · 18K White Gold
$4,335.00
The Virginia cushion engagement ring setting in 14K Rose Gold | RockHer
The Virginia Hand Engraved Scroll Vintage Solitaire Cushion Cut Engagement Ring Setting in 14K Rose Gold
Hand Engraved Scroll Vintage Solitaire Cushion Cut · 14K Rose Gold
$2,610.00
The Rosemary cushion engagement ring setting in 14K Rose Gold | RockHer
The Rosemary Modern Wide Split Shank Solitaire Cushion Cut Engagement Ring Setting in 14K Rose Gold
Modern Wide Split Shank Solitaire Cushion Cut · 14K Rose Gold
$3,675.00
The Marguerite Twisted Engagement Ring Setting for Princess Diamonds in 14K Rose Gold | RockHer
The Marguerite Bypass Twist Pavé Swirl Princess Cut Engagement Ring Setting in 14K Rose Gold
Bypass Twist Pavé Swirl Princess Cut · 14K Rose Gold
$4,095.00
The Maria round engagement ring setting in 14K Rose Gold | RockHer
The Maria Linear Double Row Halo Round Engagement Ring Setting in 14K Rose Gold
Linear Double Row Halo Round · 14K Rose Gold
$4,275.00
The Leah princess engagement ring setting in 14K Rose Gold | RockHer
The Leah Asymmetrical Bypass Twist Solitaire Princess Cut Engagement Ring Setting in 14K Rose Gold
Asymmetrical Bypass Twist Solitaire Princess Cut · 14K Rose Gold
$2,795.00
The Goldy cushion engagement ring setting in 14K Rose Gold | RockHer
The Goldy Stair Double Halo Cushion Cut Engagement Ring Setting in 14K Rose Gold
Stair Double Halo Cushion Cut · 14K Rose Gold
$4,465.00
The Mimi cushion engagement ring setting in 14K Rose Gold | RockHer
The Mimi Diamond With Graduated Side Stone In Ct Tw Fr80161hivs Cu125rh Cushion Cut Engagement Ring Setting in 14K Rose Gold
Diamond With Graduated Side Stone In Ct Tw Fr80161hivs Cu125rh Cushion Cut · 14K Rose Gold
$3,170.00
The Adelaide oval engagement ring setting in 14K Rose Gold | RockHer
The Adelaide Pavé Swirl Halo Oval Engagement Ring Setting in 14K Rose Gold
Pavé Swirl Halo Oval · 14K Rose Gold
$3,980.00
The Sadie oval engagement ring setting in 14K Rose Gold | RockHer
The Sadie Twisted Pavé Oval Engagement Ring Setting in 14K Rose Gold
Twisted Pavé Oval · 14K Rose Gold
$5,020.00
The Sonata round engagement ring setting in 14K Rose Gold | RockHer
The Sonata Graduated Shank Pavé Halo Round Engagement Ring Setting in 14K Rose Gold
Graduated Shank Pavé Halo Round · 14K Rose Gold
$3,170.00
The Kate oval engagement ring setting in 14K Rose Gold | RockHer
The Kate Classic French Pavé Halo Oval Engagement Ring Setting in 14K Rose Gold
Classic French Pavé Halo Oval · 14K Rose Gold
$2,985.00
The Crimson emerald engagement ring setting in 14K Rose Gold | RockHer
The Crimson East West Horizontal Halo Emerald Cut Engagement Ring Setting in 14K Rose Gold
East West Horizontal Halo Emerald Cut · 14K Rose Gold
$2,985.00
The Vega cushion engagement ring setting in 14K Rose Gold | RockHer
The Vega Scroll Gallery Split Shank Halo Cushion Cut Engagement Ring Setting in 14K Rose Gold
Scroll Gallery Split Shank Halo Cushion Cut · 14K Rose Gold
$2,985.00
The Fiona emerald engagement ring setting in 14K Rose Gold | RockHer
The Fiona Shared Prong Halo Emerald Cut Engagement Ring Setting in 14K Rose Gold
Shared Prong Halo Emerald Cut · 14K Rose Gold
$3,265.00
The Avery round engagement ring setting in 14K Rose Gold | RockHer
The Avery Channel Pavé Three Stone Round Engagement Ring Setting in 14K Rose Gold
Channel Pavé Three Stone Round · 14K Rose Gold
$4,855.00
Made Entirely to Order · Every Time Natural Accent Diamonds Solid Gold & Platinum Only 40 Day Returns GIA & IGI CertifiedMade Entirely to Order · Every Time Natural Accent Diamonds Solid Gold & Platinum Only 40 Day Returns GIA & IGI Certified
Keep Looking

Continue Exploring

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

Book a Consultation

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.