Home 3 Carat Diamond Rings

3 Carat Diamond Rings

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

Delicate Twist Cathedral Solitaire Radiant, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Radiant Cut Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Radiant Cut · Platinum
$2,705.00
Delicate Twist Cathedral Solitaire Pear Shape, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Pear Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Pear · Platinum
$2,705.00
Delicate Twist Cathedral Solitaire Oval, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Oval Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Oval · Platinum
$2,705.00
Delicate Twist Cathedral Solitaire Marquise, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Marquise Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Marquise · Platinum
$2,705.00
Delicate Twist Cathedral Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Heart Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Heart · Platinum
$2,705.00
European Cut, Delicate Twist Cathedral Solitaire Emerald, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Emerald Cut Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Emerald Cut · Platinum
$2,705.00
Delicate Twist Cathedral Solitaire Asscher, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Asscher Cut Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Asscher Cut · Platinum
$2,705.00
Round Brilliant, Twisted Square Pavé Halo, in Platinum, pave setting | RockHer
The Clementine Twisted Square Pavé Halo Round Engagement Ring Setting in Platinum
Twisted Square Pavé Halo Round · Platinum
$5,090.00
Twisted Square Pavé Halo Princess, in Platinum, pave setting | RockHer
The Clementine Twisted Square Pavé Halo Princess Cut Engagement Ring Setting in Platinum
Twisted Square Pavé Halo Princess Cut · Platinum
$5,125.00
Round Brilliant, Bold Twist Pavé Halo, in Platinum, pave setting | RockHer
The Bell Bold Twist Pavé Halo Round Engagement Ring Setting in Platinum
Bold Twist Pavé Halo Round · Platinum
$4,475.00
Bold Twist Pavé Halo Princess, in Platinum, pave setting | RockHer
The Bell Bold Twist Pavé Halo Princess Cut Engagement Ring Setting in Platinum
Bold Twist Pavé Halo Princess Cut · Platinum
$4,510.00
The Cecilia Double Halo Round Engagement Ring Setting in Platinum
The Cecilia Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$6,665.00
Double Halo Channel Band Princess, in Platinum, pave setting – front view | RockHer
The Cecilia Double Halo Princess Cut Engagement Ring Setting in Platinum
Double Halo Princess Cut · Platinum
$6,590.00
Round Brilliant, Twist Double Halo, in Platinum, pave setting – angled view | RockHer
The Macy Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$6,675.00
Twist Double Halo Princess, in Platinum, pave setting | RockHer
The Macy Double Halo Princess Cut Engagement Ring Setting in Platinum
Double Halo Princess Cut · Platinum
$6,525.00
Twist Double Halo Cushion, in Platinum, pave setting | RockHer
The Macy Double Halo Cushion Cut Engagement Ring Setting in Platinum
Double Halo Cushion Cut · Platinum
$6,545.00
The Dinah Double Halo Round Engagement Ring Setting in Platinum
The Dinah Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$8,020.00
Bold Double Halo Radiant, in Platinum, pave setting | RockHer
The Dinah Double Halo Radiant Cut Engagement Ring Setting in Platinum
Double Halo Radiant Cut · Platinum
$7,950.00
Bold Double Halo Pear Shape, in Platinum, pave setting | RockHer
The Dinah Double Halo Pear Engagement Ring Setting in Platinum
Double Halo Pear · Platinum
$8,005.00
Bold Double Halo Princess, in Platinum, pave setting | RockHer
The Dinah Double Halo Princess Cut Engagement Ring Setting in Platinum
Double Halo Princess Cut · Platinum
$7,840.00
Bold Double Halo Oval, in Platinum, pave setting – front view | RockHer
The Dinah Double Halo Oval Engagement Ring Setting in Platinum
Double Halo Oval · Platinum
$7,950.00
Bold Double Halo Marquise, in Platinum, pave setting | RockHer
The Dinah Double Halo Marquise Engagement Ring Setting in Platinum
Double Halo Marquise · Platinum
$8,055.00
Bold Double Halo Heart Shape, in Platinum, pave setting | RockHer
The Dinah Double Halo Heart Engagement Ring Setting in Platinum
Double Halo Heart · Platinum
$7,950.00
European Cut, Bold Double Halo Emerald, in Platinum, pave setting | RockHer
The Dinah Double Halo Emerald Cut Engagement Ring Setting in Platinum
Double Halo Emerald Cut · Platinum
$7,950.00
The Dinah Double Halo Cushion Cut Engagement Ring Setting in Platinum
The Dinah Double Halo Cushion Cut Engagement Ring Setting in Platinum
Double Halo Cushion Cut · Platinum
$7,950.00
Bold Double Halo Asscher, in Platinum, pave setting | RockHer
The Dinah Double Halo Asscher Cut Engagement Ring Setting in Platinum
Double Halo Asscher Cut · Platinum
$8,055.00
The Whitney Double Halo Round Engagement Ring Setting in Platinum
The Whitney Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$4,915.00
The Whitney Double Halo Radiant Cut Engagement Ring Setting in Platinum
The Whitney Double Halo Radiant Cut Engagement Ring Setting in Platinum
Double Halo Radiant Cut · Platinum
$5,035.00
The Whitney Double Halo Pear Engagement Ring Setting in Platinum
The Whitney Double Halo Pear Engagement Ring Setting in Platinum
Double Halo Pear · Platinum
$5,125.00
The Whitney Double Halo Princess Cut Engagement Ring Setting in Platinum
The Whitney Double Halo Princess Cut Engagement Ring Setting in Platinum
Double Halo Princess Cut · Platinum
$4,990.00
The Whitney Double Halo Oval Engagement Ring Setting in Platinum
The Whitney Double Halo Oval Engagement Ring Setting in Platinum
Double Halo Oval · Platinum
$5,035.00
The Whitney Double Halo Marquise Engagement Ring Setting in Platinum
The Whitney Double Halo Marquise Engagement Ring Setting in Platinum
Double Halo Marquise · Platinum
$5,050.00
Double Pavé Halo Linear Band Heart Shape, in Platinum, pave setting | RockHer
The Whitney Double Halo Heart Engagement Ring Setting in Platinum
Double Halo Heart · Platinum
$5,035.00
The Whitney Double Halo Emerald Cut Engagement Ring Setting in Platinum
The Whitney Double Halo Emerald Cut Engagement Ring Setting in Platinum
Double Halo Emerald Cut · Platinum
$5,035.00
Double Pavé Halo Linear Band Cushion, in Platinum, pave setting – angled view | RockHer
The Whitney Double Halo Cushion Cut Engagement Ring Setting in Platinum
Double Halo Cushion Cut · Platinum
$4,945.00
Double Pavé Halo Linear Band Asscher, in Platinum, pave setting | RockHer
The Whitney Double Halo Asscher Cut Engagement Ring Setting in Platinum
Double Halo Asscher Cut · Platinum
$4,990.00
Round Brilliant, Linear Double Row Halo, in Platinum, pave setting | RockHer
The Maria Linear Double Row Halo Round Engagement Ring Setting in Platinum
Linear Double Row Halo Round · Platinum
$5,405.00
Linear Double Row Halo Princess, in Platinum, pave setting | RockHer
The Maria Linear Double Row Halo Princess Cut Engagement Ring Setting in Platinum
Linear Double Row Halo Princess Cut · Platinum
$5,440.00
Linear Double Row Halo Cushion, in Platinum, pave setting | RockHer
The Maria Linear Double Row Halo Cushion Cut Engagement Ring Setting in Platinum
Linear Double Row Halo Cushion Cut · Platinum
$5,440.00
Round Brilliant, Scroll Gallery Split Shank Halo, in Platinum, pave setting | RockHer
The Vega Scroll Gallery Split Shank Halo Round Engagement Ring Setting in Platinum
Scroll Gallery Split Shank Halo Round · Platinum
$3,640.00
Scroll Gallery Split Shank Halo Princess, in Platinum, pave setting | RockHer
The Vega Scroll Gallery Split Shank Halo Princess Cut Engagement Ring Setting in Platinum
Scroll Gallery Split Shank Halo Princess Cut · Platinum
$3,615.00
Scroll Gallery Split Shank Halo Cushion, in Platinum, pave setting | RockHer
The Vega Scroll Gallery Split Shank Halo Cushion Cut Engagement Ring Setting in Platinum
Scroll Gallery Split Shank Halo Cushion Cut · Platinum
$3,675.00
Round Brilliant, Prong Halo Split Shank, in Platinum, pave setting | RockHer
The Billie Prong Halo Split Shank Round Engagement Ring Setting in Platinum
Prong Halo Split Shank Round · Platinum
$4,625.00
Prong Halo Split Shank Princess, in Platinum, pave setting | RockHer
The Billie Prong Halo Split Shank Princess Cut Engagement Ring Setting in Platinum
Prong Halo Split Shank Princess Cut · Platinum
$4,635.00
Prong Halo Split Shank Cushion, in Platinum, pave setting – angled view | RockHer
The Billie Prong Halo Split Shank Cushion Cut Engagement Ring Setting in Platinum
Prong Halo Split Shank Cushion Cut · Platinum
$4,565.00
Round Brilliant, Double Row Split Shank Halo, in Platinum, pave setting – front view | RockHer
The Toni Double Row Split Shank Halo Round Engagement Ring Setting in Platinum
Double Row Split Shank Halo Round · Platinum
$4,440.00
Double Row Split Shank Halo Princess, in Platinum, pave setting | RockHer
The Toni Double Row Split Shank Halo Princess Cut Engagement Ring Setting in Platinum
Double Row Split Shank Halo Princess Cut · Platinum
$4,475.00
Double Row Split Shank Halo Cushion, in Platinum, pave setting | RockHer
The Toni Double Row Split Shank Halo Cushion Cut Engagement Ring Setting in Platinum
Double Row Split Shank Halo Cushion Cut · Platinum
$4,475.00
Round Brilliant, Criss Cross Pavé Halo, in Platinum, pave setting – front view | RockHer
The Joan Crossover Pavé Halo Round Engagement Ring Setting in Platinum
Crossover Pavé Halo Round · Platinum
$4,410.00
The Joan Crossover Pavé Halo Princess Cut Engagement Ring Setting in Platinum
The Joan Crossover Pavé Halo Princess Cut Engagement Ring Setting in Platinum
Crossover Pavé Halo Princess Cut · Platinum
$4,445.00
The Joan Crossover Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
The Joan Crossover Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
Crossover Pavé Halo Cushion Cut · Platinum
$4,445.00
The Audra Twisted Scalloped Pavé Halo Round Engagement Ring Setting in Platinum
The Audra Twisted Scalloped Pavé Halo Round Engagement Ring Setting in Platinum
Twisted Scalloped Pavé Halo Round · Platinum
$4,575.00
The Audra Twisted Scalloped Pavé Halo Princess Cut Engagement Ring Setting in Platinum
The Audra Twisted Scalloped Pavé Halo Princess Cut Engagement Ring Setting in Platinum
Twisted Scalloped Pavé Halo Princess Cut · Platinum
$4,615.00
The Audra Twisted Scalloped Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
The Audra Twisted Scalloped Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
Twisted Scalloped Pavé Halo Cushion Cut · Platinum
$4,615.00
The Aretha Split Shank Pavé Halo Round Engagement Ring Setting in Platinum
The Aretha Split Shank Pavé Halo Round Engagement Ring Setting in Platinum
Split Shank Pavé Halo Round · Platinum
$4,800.00
Split Shank Pavé Halo Princess, in Platinum, pave setting | RockHer
The Aretha Split Shank Pavé Halo Princess Cut Engagement Ring Setting in Platinum
Split Shank Pavé Halo Princess Cut · Platinum
$4,840.00
The Aretha Split Shank Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
The Aretha Split Shank Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
Split Shank Pavé Halo Cushion Cut · Platinum
$4,835.00
The Ella Micro Pavé Triple Row Halo Round Engagement Ring Setting in Platinum
The Ella Micro Pavé Triple Row Halo Round Engagement Ring Setting in Platinum
Micro Pavé Triple Row Halo Round · Platinum
$5,950.00
Micro-Pavé Triple Row Halo Pear Shape, in Platinum, pave setting | RockHer
The Ella Micro Pavé Triple Row Halo Pear Engagement Ring Setting in Platinum
Micro Pavé Triple Row Halo Pear · Platinum
$5,950.00
The Ella Micro Pavé Triple Row Halo Oval Engagement Ring Setting in Platinum
The Ella Micro Pavé Triple Row Halo Oval Engagement Ring Setting in Platinum
Micro Pavé Triple Row Halo Oval · Platinum
$5,985.00
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

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.