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, Criss Cross Twisted Rope Split Shank Solitaire, in 18K Yellow Gold | RockHer
The Nona Twisted Rope Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Round · 18K Yellow Gold
$3,360.00
Criss Cross Twisted Rope Split Shank Solitaire Cushion, in 18K Yellow Gold | RockHer
The Nona Twisted Rope Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Cushion Cut · 18K Yellow Gold
$3,450.00
Round Brilliant, Antique Scroll Gallery East-West Solitaire, in 18K Yellow Gold | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Antique Scroll Gallery East West Solitaire Round · 18K Yellow Gold
$1,770.00
Antique Scroll Gallery East-West Solitaire Oval, in 18K Yellow Gold | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Antique Scroll Gallery East West Solitaire Oval · 18K Yellow Gold
$1,770.00
Antique Scroll Gallery East-West Solitaire Marquise, in 18K Yellow Gold | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Antique Scroll Gallery East West Solitaire Marquise · 18K Yellow Gold
$1,770.00
Round Brilliant, Twisted Rope Braid Solitaire, in 18K Yellow Gold | RockHer
The Maggie Twisted Rope Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Round · 18K Yellow Gold
$2,515.00
Twisted Rope Braid Solitaire Pear Shape, in 18K Yellow Gold | RockHer
The Maggie Twisted Rope Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Pear · 18K Yellow Gold
$2,515.00
Twisted Rope Braid Solitaire Oval, in 18K Yellow Gold | RockHer
The Maggie Twisted Rope Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Oval · 18K Yellow Gold
$2,515.00
Twisted Rope Braid Solitaire Marquise, in 18K Yellow Gold | RockHer
The Maggie Twisted Rope Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Marquise · 18K Yellow Gold
$2,515.00
Twisted Rope Braid Solitaire Cushion, in 18K Yellow Gold | RockHer
The Maggie Twisted Rope Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Twisted Rope Solitaire Cushion Cut · 18K Yellow Gold
$2,515.00
Round Brilliant, Plain High Polish Split Shank Solitaire, in 18K Yellow Gold | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Plain High Polish Split Shank Solitaire Round · 18K Yellow Gold
$4,100.00
Plain High Polish Split Shank Solitaire Princess, in 18K Yellow Gold | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Plain High Polish Split Shank Solitaire Princess Cut · 18K Yellow Gold
$4,140.00
European Cut, Plain High Polish Split Shank Solitaire Emerald, in 18K Yellow Gold | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Plain High Polish Split Shank Solitaire Emerald Cut · 18K Yellow Gold
$4,045.00
Round Brilliant, Wide High Polish Tension Channel Solitaire, in 18K Yellow Gold | RockHer
The Lola Cigar Band Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Cigar Band Solitaire Round · 18K Yellow Gold
$4,515.00
Wide High Polish Tension Channel Solitaire Princess, in 18K Yellow Gold | RockHer
The Lola Cigar Band Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Cigar Band Solitaire Princess Cut · 18K Yellow Gold
$4,190.00
Round Brilliant, Double Prong Tapered Baguette Three Stone, in 18K Yellow Gold | RockHer
The Lily Double Prong Three Stone Round Engagement Ring Setting in 18K Yellow Gold
Double Prong Three Stone Round · 18K Yellow Gold
$4,105.00
Double Prong Tapered Baguette Three Stone Oval, in 18K Yellow Gold | RockHer
The Lily Double Prong Three Stone Oval Engagement Ring Setting in 18K Yellow Gold
Double Prong Three Stone Oval · 18K Yellow Gold
$4,105.00
Round Brilliant, Asymmetrical Bypass Twist Solitaire, in 18K Yellow Gold | RockHer
The Leah Asymmetrical Bypass Twist Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Asymmetrical Bypass Twist Solitaire Round · 18K Yellow Gold
$3,545.00
Asymmetrical Bypass Twist Solitaire Princess, in 18K Yellow Gold | RockHer
The Leah Asymmetrical Bypass Twist Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Asymmetrical Bypass Twist Solitaire Princess Cut · 18K Yellow Gold
$3,610.00
The Duran Bezel Solitaire Engagement Ring Setting for Round Diamonds in 18K Yellow Gold | RockHer
The Duran Simple Bezel Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Simple Bezel Solitaire Round · 18K Yellow Gold
$2,145.00
The Duran Simple Bezel Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
The Duran Simple Bezel Solitaire Pear Engagement Ring Setting in 18K Yellow Gold
Simple Bezel Solitaire Pear · 18K Yellow Gold
$2,145.00
The Duran Bezel Solitaire Engagement Ring Setting for Oval Diamonds in 18K Yellow Gold | RockHer
The Duran Simple Bezel Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Simple Bezel Solitaire Oval · 18K Yellow Gold
$2,145.00
The Duran Simple Bezel Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Duran Simple Bezel Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Simple Bezel Solitaire Emerald Cut · 18K Yellow Gold
$2,145.00
The Duran Bezel Solitaire Engagement Ring Setting for Cushion Diamonds in 18K Yellow Gold | RockHer
The Duran Simple Bezel Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Simple Bezel Solitaire Cushion Cut · 18K Yellow Gold
$2,145.00
The Duran Simple Bezel Solitaire Asscher Cut Engagement Ring Setting in 18K Yellow Gold
The Duran Simple Bezel Solitaire Asscher Cut Engagement Ring Setting in 18K Yellow Gold
Simple Bezel Solitaire Asscher Cut · 18K Yellow Gold
$2,145.00
Round Brilliant, Vintage Scroll Cutout Solitaire, in 18K Yellow Gold | RockHer
The Layla Vintage Scroll Cutout Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Vintage Scroll Cutout Solitaire Round · 18K Yellow Gold
$2,235.00
Vintage Scroll Cutout Solitaire Oval, in 18K Yellow Gold | RockHer
The Layla Vintage Scroll Cutout Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Vintage Scroll Cutout Solitaire Oval · 18K Yellow Gold
$2,235.00
Vintage Scroll Cutout Solitaire Cushion, in 18K Yellow Gold | RockHer
The Layla Vintage Scroll Cutout Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Vintage Scroll Cutout Solitaire Cushion Cut · 18K Yellow Gold
$2,235.00
The Lana Pavé Halo Engagement Ring Setting for Oval Diamonds in 18K Yellow Gold | RockHer
The Lana Secret Halo Adorned Prong Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Secret Halo Adorned Prong Solitaire Oval · 18K Yellow Gold
$2,985.00
The Lana Secret Halo Adorned Prong Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Lana Secret Halo Adorned Prong Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Secret Halo Adorned Prong Solitaire Emerald Cut · 18K Yellow Gold
$3,080.00
The Lana Secret Halo Adorned Prong Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
The Lana Secret Halo Adorned Prong Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Secret Halo Adorned Prong Solitaire Cushion Cut · 18K Yellow Gold
$2,985.00
Round Brilliant, Half Bezel Tension Set Solitaire, in 18K Yellow Gold | RockHer
The Julia Bezel Tension Set Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Bezel Tension Set Solitaire Round · 18K Yellow Gold
$2,145.00
Half Bezel Tension Set Solitaire Marquise, in 18K Yellow Gold | RockHer
The Julia Bezel Tension Set Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Bezel Tension Set Solitaire Marquise · 18K Yellow Gold
$2,330.00
Round Brilliant, Twisted Bypass Solitaire, in 18K Yellow Gold | RockHer
The Joplin Twisted Bypass Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Twisted Bypass Solitaire Round · 18K Yellow Gold
$6,310.00
Twisted Bypass Solitaire Princess, in 18K Yellow Gold | RockHer
The Joplin Twisted Bypass Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Twisted Bypass Solitaire Princess Cut · 18K Yellow Gold
$2,890.00
The Joplin Twisted Bypass Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
The Joplin Twisted Bypass Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Twisted Bypass Solitaire Oval · 18K Yellow Gold
$2,890.00
Twisted Bypass Solitaire Cushion, in 18K Yellow Gold | RockHer
The Joplin Twisted Bypass Solitaire Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Twisted Bypass Solitaire Cushion Cut · 18K Yellow Gold
$2,890.00
The Tina Triple Row Pavé Round Engagement Ring Setting in 18K Yellow Gold
The Tina Triple Row Pavé Round Engagement Ring Setting in 18K Yellow Gold
Triple Row Pavé Round · 18K Yellow Gold
$4,145.00
The Tina Triple Row Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
The Tina Triple Row Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Triple Row Pavé Cushion Cut · 18K Yellow Gold
$4,055.00
The Amy Pavé Halo Engagement Ring Setting for Round Diamonds in 18K Yellow Gold | RockHer
The Amy High Polish Simple Halo Round Engagement Ring Setting in 18K Yellow Gold
High Polish Simple Halo Round · 18K Yellow Gold
$3,715.00
The Ivy Three Stone Delicate Halo Round Engagement Ring Setting in 18K Yellow Gold
The Ivy Three Stone Delicate Halo Round Engagement Ring Setting in 18K Yellow Gold
Three Stone Delicate Halo Round · 18K Yellow Gold
$4,200.00
The Ivy Three Stone Delicate Halo Oval Engagement Ring Setting in 18K Yellow Gold
The Ivy Three Stone Delicate Halo Oval Engagement Ring Setting in 18K Yellow Gold
Three Stone Delicate Halo Oval · 18K Yellow Gold
$3,920.00
Round Brilliant, Stair Step Double Halo Round, in 18K Yellow Gold | RockHer
The Goldy Stair Double Halo Round Engagement Ring Setting in 18K Yellow Gold
Stair Double Halo Round · 18K Yellow Gold
$5,230.00
Stair Step Double Halo Cushion, in 18K Yellow Gold | RockHer
The Goldy Stair Double Halo Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Stair Double Halo Cushion Cut · 18K Yellow Gold
$5,105.00
The Eloise Floral Halo Round Engagement Ring Setting in 18K Yellow Gold
The Eloise Floral Halo Round Engagement Ring Setting in 18K Yellow Gold
Floral Halo Round · 18K Yellow Gold
$3,700.00
Floral Halo Oval, in 18K Yellow Gold – angled view | RockHer
The Eloise Floral Halo Oval Engagement Ring Setting in 18K Yellow Gold
Floral Halo Oval · 18K Yellow Gold
$3,735.00
The Elliott Hidden Halo Pavé Oval Engagement Ring Setting in 18K Yellow Gold
The Elliott Hidden Halo Pavé Oval Engagement Ring Setting in 18K Yellow Gold
Hidden Halo Pavé Oval · 18K Yellow Gold
$2,985.00
The Elliott Hidden Halo Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
The Elliott Hidden Halo Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Hidden Halo Pavé Cushion Cut · 18K Yellow Gold
$2,890.00
Round Brilliant, Antique Milgrain Channel Solitaire, in 18K Yellow Gold | RockHer
The Eleanor Antique Milgrain Channel Solitaire Round Engagement Ring Setting in 18K Yellow Gold
Antique Milgrain Channel Solitaire Round · 18K Yellow Gold
$4,250.00
Antique Milgrain Channel Solitaire Princess, in 18K Yellow Gold | RockHer
The Eleanor Antique Milgrain Channel Solitaire Princess Cut Engagement Ring Setting in 18K Yellow Gold
Antique Milgrain Channel Solitaire Princess Cut · 18K Yellow Gold
$4,280.00
Antique Milgrain Channel Solitaire Oval, in 18K Yellow Gold | RockHer
The Eleanor Antique Milgrain Channel Solitaire Oval Engagement Ring Setting in 18K Yellow Gold
Antique Milgrain Channel Solitaire Oval · 18K Yellow Gold
$4,280.00
Antique Milgrain Channel Solitaire Marquise, in 18K Yellow Gold | RockHer
The Eleanor Antique Milgrain Channel Solitaire Marquise Engagement Ring Setting in 18K Yellow Gold
Antique Milgrain Channel Solitaire Marquise · 18K Yellow Gold
$4,280.00
European Cut, Antique Milgrain Channel Solitaire Emerald, in 18K Yellow Gold | RockHer
The Eleanor Antique Milgrain Channel Solitaire Emerald Cut Engagement Ring Setting in 18K Yellow Gold
Antique Milgrain Channel Solitaire Emerald Cut · 18K Yellow Gold
$4,280.00
The Daisy Three Row French Pavé Round Engagement Ring Setting in 18K Yellow Gold
The Daisy Three Row French Pavé Round Engagement Ring Setting in 18K Yellow Gold
Three Row French Pavé Round · 18K Yellow Gold
$4,010.00
Three Row French Pavé Oval, in 18K Yellow Gold – side profile | RockHer
The Daisy Three Row French Pavé Oval Engagement Ring Setting in 18K Yellow Gold
Three Row French Pavé Oval · 18K Yellow Gold
$4,050.00
The Daisy Three Row French Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
The Daisy Three Row French Pavé Cushion Cut Engagement Ring Setting in 18K Yellow Gold
Three Row French Pavé Cushion Cut · 18K Yellow Gold
$4,050.00
The Crimson East West Horizontal Halo Round Engagement Ring Setting in 18K Yellow Gold
The Crimson East West Horizontal Halo Round Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Round · 18K Yellow Gold
$3,450.00
The Crimson East West Horizontal Halo Oval Engagement Ring Setting in 18K Yellow Gold
The Crimson East West Horizontal Halo Oval Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Oval · 18K Yellow Gold
$3,545.00
The Crimson East West Horizontal Halo Marquise Engagement Ring Setting in 18K Yellow Gold
The Crimson East West Horizontal Halo Marquise Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Marquise · 18K Yellow Gold
$3,700.00
The Crimson East West Horizontal Halo Emerald Cut Engagement Ring Setting in 18K Yellow Gold
The Crimson East West Horizontal Halo Emerald Cut Engagement Ring Setting in 18K Yellow Gold
East West Horizontal Halo Emerald Cut · 18K Yellow Gold
$3,545.00
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
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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.