Home 3 Carat Diamond Rings

3 Carat Diamond Rings

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

Round Brilliant, Knife Edge Micro-Pavé, in 18K Yellow Gold | RockHer
The Clover Knife Edge Pavé Round Engagement Ring Setting in 18K Yellow Gold
Knife Edge Pavé Round · 18K Yellow Gold
$3,840.00
Knife Edge Micro-Pavé Pear Shape, in 18K Yellow Gold | RockHer
The Clover Knife Edge Pavé Pear Engagement Ring Setting in 18K Yellow Gold
Knife Edge Pavé Pear · 18K Yellow Gold
$3,875.00
Knife Edge Micro-Pavé Princess, in 18K Yellow Gold | RockHer
The Clover Knife Edge Pavé Princess Cut Engagement Ring Setting in 18K Yellow Gold
Knife Edge Pavé Princess Cut · 18K Yellow Gold
$3,875.00
Knife Edge Micro-Pavé Oval, in 18K Yellow Gold | RockHer
The Clover Knife Edge Pavé Oval Engagement Ring Setting in 18K Yellow Gold
Knife Edge Pavé Oval · 18K Yellow Gold
$3,875.00
Knife Edge Micro-Pavé Marquise, in 18K Yellow Gold | RockHer
The Clover Knife Edge Pavé Marquise Engagement Ring Setting in 18K Yellow Gold
Knife Edge Pavé Marquise · 18K Yellow Gold
$3,875.00
Knife Edge Micro-Pavé Cushion, in 18K Yellow Gold | RockHer
The Clover Knife Edge Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Knife Edge Pavé Cushion Cut · 18K Yellow Gold
$3,875.00
European Cut, Tapered Baguette Three Stone Emerald, in 18K Yellow Gold | RockHer
The Caroline Three Stone Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Three Stone Emerald Cut · 18K Yellow Gold
$3,450.00
Round Brilliant, Criss Cross Bypass Twist, in 18K Yellow Gold | RockHer
The Athena Criss Cross Bypass Twist Round Engagement Ring Setting in 18K Yellow Gold
Criss Cross Bypass Twist Round · 18K Yellow Gold
$2,795.00
Criss Cross Bypass Twist Oval, in 18K Yellow Gold | RockHer
The Athena Criss Cross Bypass Twist Oval Engagement Ring Setting in 18K Yellow Gold
Criss Cross Bypass Twist Oval · 18K Yellow Gold
$2,795.00
Criss Cross Bypass Twist Marquise, in 18K Yellow Gold – angled view | RockHer
The Athena Criss Cross Bypass Twist Marquise Engagement Ring Setting in 18K Yellow Gold
Criss Cross Bypass Twist Marquise · 18K Yellow Gold
$2,795.00
Round Brilliant, Bypass Pavé Swirl, in 18K Yellow Gold | RockHer
The Tatyana Bypass Pavé Swirl Round Engagement Ring Setting in 18K Yellow Gold
Bypass Pavé Swirl Round · 18K Yellow Gold
$4,305.00
Bypass Pavé Swirl Princess, in 18K Yellow Gold | RockHer
The Tatyana Bypass Pavé Swirl Princess Cut Engagement Ring Setting in 18K Yellow Gold
Bypass Pavé Swirl Princess Cut · 18K Yellow Gold
$4,345.00
The Carole Two Row Pavé Split Shank Round Engagement Ring Setting in 18K Yellow Gold
The Carole Two Row Pavé Split Shank Round Engagement Ring Setting in 18K Yellow Gold
Two Row Pavé Split Shank Round · 18K Yellow Gold
$3,985.00
Two Row Pavé Split Shank Pear Shape, in 18K Yellow Gold | RockHer
The Carole Two Row Pavé Split Shank Pear Engagement Ring Setting in 18K Yellow Gold
Two Row Pavé Split Shank Pear · 18K Yellow Gold
$4,090.00
Two Row Pavé Split Shank Princess, in 18K Yellow Gold | RockHer
The Carole Two Row Pavé Split Shank Princess Cut Engagement Ring Setting in 18K Yellow Gold
Two Row Pavé Split Shank Princess Cut · 18K Yellow Gold
$4,090.00
Two Row Pavé Split Shank Marquise, in 18K Yellow Gold | RockHer
The Carole Two Row Pavé Split Shank Marquise Engagement Ring Setting in 18K Yellow Gold
Two Row Pavé Split Shank Marquise · 18K Yellow Gold
$4,090.00
The Carole Split Shank Engagement Ring Setting for Emerald Cut Diamonds in 18K Yellow Gold | RockHer
The Carole Two Row Pavé Split Shank Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Two Row Pavé Split Shank Emerald Cut · 18K Yellow Gold
$4,090.00
Round Brilliant, East West Horizontal Halo Round, in 18K Yellow Gold | RockHer
The Christina East West Horizontal Halo Round Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Round · 18K Yellow Gold
$3,360.00
The Christina East West Pavé Halo Engagement Ring Setting for Oval Diamonds in 18K Yellow Gold | RockHer
The Christina East West Horizontal Halo Oval Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Oval · 18K Yellow Gold
$3,450.00
East West Horizontal Halo Marquise, in 18K Yellow Gold | RockHer
The Christina East West Horizontal Halo Marquise Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Marquise · 18K Yellow Gold
$3,670.00
European Cut, East West Horizontal Halo Emerald, in 18K Yellow Gold | RockHer
The Christina East West Horizontal Halo Emerald Cut Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Emerald Cut · 18K Yellow Gold
$3,450.00
Round Brilliant, Baguette and Round Side Stone, in 18K Yellow Gold – side profile | RockHer
The Diana Tapered Baguette Three Stone Round Engagement Ring Setting in 18K Yellow Gold
Tapered Baguette Three Stone Round · 18K Yellow Gold
$2,425.00
Baguette and Round Side Stone Oval, in 18K Yellow Gold | RockHer
The Diana Tapered Baguette Three Stone Oval Engagement Ring Setting in 18K Yellow Gold
Tapered Baguette Three Stone Oval · 18K Yellow Gold
$2,425.00
Emerald Cut, Baguette and Round Side Stone Emerald, in 18K Yellow Gold | RockHer
The Diana Tapered Baguette Three Stone Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Tapered Baguette Three Stone Emerald Cut · 18K Yellow Gold
$2,425.00
Baguette and Round Side Stone Cushion, in 18K Yellow Gold | RockHer
The Diana Tapered Baguette Three Stone Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Tapered Baguette Three Stone Cushion Cut · 18K Yellow Gold
$2,425.00
Baguette and Round Side Stone Asscher, in 18K Yellow Gold | RockHer
The Diana Tapered Baguette Three Stone Asscher Cut Engagement Ring Setting in 18K Yellow Gold
Tapered Baguette Three Stone Asscher Cut · 18K Yellow Gold
$2,425.00
Round Brilliant, Graduated Linear Pavé, in 18K Yellow Gold | RockHer
The Mimi Graduated Linear Pavé Round Engagement Ring Setting in 18K Yellow Gold
Graduated Linear Pavé Round · 18K Yellow Gold
$3,710.00
Princess Diamond Pave Prong Linear Engagement Ring -1/2ctw, in 18K Yellow Gold | RockHer
The Mimi Diamond With Graduated Side Stone In 18kyellow Ct Tw Ey80161hivs Pr125rh Princess Cut Engagement Ring Setting in 18K Yellow Gold
Diamond With Graduated Side Stone In 18kyellow Ct Tw Ey80161hivs Pr125rh Princess Cut · 18K Yellow Gold
$3,745.00
European Cut, Graduated Linear Pavé Emerald, in 18K Yellow Gold | RockHer
The Mimi Graduated Linear Pavé Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Graduated Linear Pavé Emerald Cut · 18K Yellow Gold
$3,745.00
Graduated Linear Pavé Cushion, in 18K Yellow Gold | RockHer
The Mimi Graduated Linear Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Graduated Linear Pavé Cushion Cut · 18K Yellow Gold
$3,745.00
Round Brilliant, Pinched Channel Side Stone, in 18K Yellow Gold | RockHer
The Micaela Pinched Channel Side Stone Round Engagement Ring Setting in 18K Yellow Gold
Pinched Channel Side Stone Round · 18K Yellow Gold
$3,265.00
Pinched Channel Side Stone Princess, in 18K Yellow Gold | RockHer
The Micaela Pinched Channel Side Stone Princess Cut Engagement Ring Setting in 18K Yellow Gold
Pinched Channel Side Stone Princess Cut · 18K Yellow Gold
$3,325.00
Round Brilliant, Bypass Twist Pavé Swirl, in 18K Yellow Gold | RockHer
The Marguerite Bypass Twist Pavé Swirl Round Engagement Ring Setting in 18K Yellow Gold
Bypass Twist Pavé Swirl Round · 18K Yellow Gold
$4,655.00
Bypass Twist Pavé Swirl Princess, in 18K Yellow Gold | RockHer
The Marguerite Bypass Twist Pavé Swirl Princess Cut Engagement Ring Setting in 18K Yellow Gold
Bypass Twist Pavé Swirl Princess Cut · 18K Yellow Gold
$4,695.00
The Lolette Classic Low Base Solitaire Round Engagement Ring Setting in 18K Yellow Gold
The Lolette Classic Low Base Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Round · 18K Yellow Gold
$1,805.00
Classic Low Base Solitaire Radiant, in 18K Yellow Gold, prong setting | RockHer
The Lolette Classic Low Base Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Radiant Cut · 18K Yellow Gold
$1,805.00
Classic Low Base Solitaire Pear Shape, in 18K Yellow Gold, prong setting | RockHer
The Lolette Classic Low Base Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Pear · 18K Yellow Gold
$1,805.00
Classic Low Base Solitaire Princess, in 18K Yellow Gold, prong setting | RockHer
The Lolette Classic Low Base Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Princess Cut · 18K Yellow Gold
$1,805.00
The Lolette Classic Low Base Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
The Lolette Classic Low Base Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Oval · 18K Yellow Gold
$1,805.00
Classic Low Base Solitaire Marquise, in 18K Yellow Gold, prong setting | RockHer
The Lolette Classic Low Base Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Marquise · 18K Yellow Gold
$1,805.00
Classic Low Base Solitaire Heart Shape, in 18K Yellow Gold, prong setting | RockHer
The Lolette Classic Low Base Solitaire Heart Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Heart · 18K Yellow Gold
$1,805.00
The Lolette Classic Low Base Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Lolette Classic Low Base Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Emerald Cut · 18K Yellow Gold
$1,805.00
The Lolette Classic Low Base Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
The Lolette Classic Low Base Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Cushion Cut · 18K Yellow Gold
$1,805.00
Classic Low Base Solitaire Asscher, in 18K Yellow Gold, prong setting | RockHer
The Lolette Classic Low Base Solitaire Asscher Cut Engagement Ring Setting in 18K Yellow Gold
Classic Low Base Solitaire Asscher Cut · 18K Yellow Gold
$1,805.00
The Juliette Elegant Cathedral Squared Edge Solitaire Round Engagement Ring Setting in 18K Yellow Gold
The Juliette Elegant Cathedral Squared Edge Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Round · 18K Yellow Gold
$3,545.00
Elegant Cathedral Squared Edge Solitaire Radiant, in 18K Yellow Gold, prong setting | RockHer
The Juliette Elegant Cathedral Squared Edge Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Radiant Cut · 18K Yellow Gold
$3,545.00
The Juliette Elegant Cathedral Squared Edge Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
The Juliette Elegant Cathedral Squared Edge Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Pear · 18K Yellow Gold
$3,545.00
Elegant Cathedral Squared Edge Solitaire Princess, in 18K Yellow Gold, prong setting | RockHer
The Juliette Elegant Cathedral Squared Edge Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Princess Cut · 18K Yellow Gold
$3,545.00
The Juliette Elegant Cathedral Squared Edge Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
The Juliette Elegant Cathedral Squared Edge Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Oval · 18K Yellow Gold
$3,545.00
The Juliette Elegant Cathedral Squared Edge Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
The Juliette Elegant Cathedral Squared Edge Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Marquise · 18K Yellow Gold
$3,545.00
Elegant Cathedral Squared Edge Solitaire Heart Shape, in 18K Yellow Gold, prong setting | RockHer
The Juliette Elegant Cathedral Squared Edge Solitaire Heart Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Heart · 18K Yellow Gold
$3,545.00
The Juliette Elegant Cathedral Squared Edge Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Juliette Elegant Cathedral Squared Edge Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Emerald Cut · 18K Yellow Gold
$3,545.00
The Juliette Elegant Cathedral Squared Edge Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
The Juliette Elegant Cathedral Squared Edge Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Cushion Cut · 18K Yellow Gold
$3,545.00
Elegant Cathedral Squared Edge Solitaire Asscher, in 18K Yellow Gold, prong setting | RockHer
The Juliette Elegant Cathedral Squared Edge Solitaire Asscher Cut Engagement Ring Setting in 18K Yellow Gold
Elegant Cathedral Squared Edge Solitaire Asscher Cut · 18K Yellow Gold
$3,545.00
The Isolde Petite Knife Edge Solitaire Round Engagement Ring Setting in 18K Yellow Gold
The Isolde Petite Knife Edge Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Petite Knife Edge Solitaire Round · 18K Yellow Gold
$1,805.00
The Isolde Petite Knife Edge Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
The Isolde Petite Knife Edge Solitaire Radiant Cut Engagement Ring Setting in 18K Yellow Gold
Petite Knife Edge Solitaire Radiant Cut · 18K Yellow Gold
$1,805.00
The Isolde Petite Knife Edge Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
The Isolde Petite Knife Edge Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
Petite Knife Edge Solitaire Pear · 18K Yellow Gold
$1,805.00
Petite Knife Edge Solitaire Princess, in 18K Yellow Gold, prong setting | RockHer
The Isolde Petite Knife Edge Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Petite Knife Edge Solitaire Princess Cut · 18K Yellow Gold
$1,805.00
The Isolde Petite Knife Edge Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
The Isolde Petite Knife Edge Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Petite Knife Edge Solitaire Oval · 18K Yellow Gold
$1,805.00
The Isolde Petite Knife Edge Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
The Isolde Petite Knife Edge Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Petite Knife Edge Solitaire Marquise · 18K Yellow 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.