Home 1/2 Carat Diamond Rings

1/2 Carat Diamond Rings

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

Round Brilliant, Double Prong Tapered Baguette Three Stone, in Platinum | RockHer
The Lily Double Prong Three Stone Round Engagement Ring Setting in Platinum
Double Prong Three Stone Round · Platinum
$4,495.00
European Cut, Double Prong Tapered Baguette Three Stone Emerald, in Platinum – front view | RockHer
The Lily Double Prong Three Stone Emerald Cut Engagement Ring Setting in Platinum
Double Prong Three Stone Emerald Cut · Platinum
$4,530.00
The Duran Bezel Solitaire Engagement Ring Setting for Emerald Cut Diamonds in Platinum | RockHer
The Duran Simple Bezel Solitaire Emerald Cut Engagement Ring Setting in Platinum
Simple Bezel Solitaire Emerald Cut · Platinum
$2,515.00
Round Brilliant, Secret Halo Adorned Prong Solitaire, in Platinum – side profile | RockHer
The Lana Secret Halo Adorned Prong Solitaire Round Engagement Ring Setting in Platinum
Secret Halo Adorned Prong Solitaire Round · Platinum
$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 Platinum
Secret Halo Adorned Prong Solitaire Oval · Platinum
$3,450.00
The Eloise Floral Halo Round Engagement Ring Setting in Platinum
The Eloise Floral Halo Round Engagement Ring Setting in Platinum
Floral Halo Round · Platinum
$4,070.00
Round Brilliant, Secret Halo French Pavé Solitaire, in Platinum – angled view | RockHer
The Elliott Hidden Halo Pavé Round Engagement Ring Setting in Platinum
Hidden Halo Pavé Round · Platinum
$3,170.00
Round Brilliant, Tapered Baguette Three Stone Round, in Platinum | RockHer
The Caroline Three Stone Round Engagement Ring Setting in Platinum
Three Stone Round · Platinum
$3,920.00
The Carole Split Shank Engagement Ring Setting for Marquise Diamonds in 18K White Gold | RockHer
The Carole Two Row Pavé Split Shank Marquise Engagement Ring Setting in Platinum
Two Row Pavé Split Shank Marquise · Platinum
$4,390.00
Princess, Vintage Hand-Engraved Three Stone, in 14K Rose Gold, prong setting – angled view | RockHer
The Helena Vintage Three Stone Princess Cut Engagement Ring Setting in 14K Rose Gold
Vintage Three Stone Princess Cut · 14K Rose Gold
$4,665.00
Classic Low Base Solitaire Cushion, in Platinum, prong setting | RockHer
The Lolette Classic Low Base Solitaire Cushion Cut Engagement Ring Setting in Platinum
Classic Low Base Solitaire Cushion Cut · Platinum
$2,240.00
Round Brilliant, Antique Beaded Scalloped Twist Solitaire, in 14K Rose Gold, pave setting – side profile | RockHer
The Mae Vintage Beaded Solitaire Round Engagement Ring Setting in 14K Rose Gold
Vintage Beaded Solitaire Round · 14K Rose Gold
$4,810.00
The Isolde Petite Knife Edge Solitaire Oval Engagement Ring Setting in Platinum
The Isolde Petite Knife Edge Solitaire Oval Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Oval · Platinum
$2,140.00
Cushion, Criss Cross Beaded Pavé, in 14K Rose Gold, pave setting – angled view | RockHer
The Marie Beaded Crossover Pavé Cushion Cut Engagement Ring Setting in 14K Rose Gold
Beaded Crossover Pavé Cushion Cut · 14K Rose Gold
$4,550.00
Five Prong Comfort Fit Claw Solitaire Radiant, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Radiant Cut Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Radiant Cut · Platinum
$2,425.00
The Amy High Polish Simple Halo Round Engagement Ring Setting in 14K Rose Gold
The Amy High Polish Simple Halo Round Engagement Ring Setting in 14K Rose Gold
High Polish Simple Halo Round · 14K Rose Gold
$3,715.00
Five Prong Comfort Fit Claw Solitaire Oval, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Oval Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Oval · Platinum
$2,425.00
The Alice Twisted Three Stone Round Engagement Ring Setting in 14K Rose Gold
The Alice Twisted Three Stone Round Engagement Ring Setting in 14K Rose Gold
Twisted Three Stone Round · 14K Rose Gold
$3,640.00
European Cut, Five Prong Comfort Fit Claw Solitaire Emerald, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Emerald Cut Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Emerald Cut · Platinum
$2,425.00
The Violetta Engagement Ring Setting for Round Diamonds in 14K Rose Gold | RockHer
The Violetta Multi Layer Interweave Pavé Round Engagement Ring Setting in 14K Rose Gold
Multi Layer Interweave Pavé Round · 14K Rose Gold
$5,995.00
Round Comfort Fit Claw Prong Solitaire Oval, in Platinum | RockHer
The Floria Comfort Fit Claw Prong Solitaire Oval Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Oval · Platinum
$2,140.00
Round Brilliant, Shared Prong Halo Linear Band, in 14K Rose Gold – angled view | RockHer
The Musetta Shared Prong Halo Linear Band Round Engagement Ring Setting in 14K Rose Gold
Shared Prong Halo Linear Band Round · 14K Rose Gold
$3,640.00
Contemporary Comfort Fit Flat Shank Solitaire Radiant, in Platinum, prong setting | RockHer
The Viola Contemporary Comfort Fit Flat Shank Solitaire Radiant Cut Engagement Ring Setting in Platinum
Contemporary Comfort Fit Flat Shank Solitaire Radiant Cut · Platinum
$2,425.00
Round Brilliant, Secret Gallery French Pavé Halo, in 14K Rose Gold, pave setting – angled view | RockHer
The Lucia Secret Gallery French Pavé Halo Round Engagement Ring Setting in 14K Rose Gold
Secret Gallery French Pavé Halo Round · 14K Rose Gold
$3,545.00
Tapered Baguette Three Stone Asscher, in Platinum, channel setting – angled view | RockHer
The June Three Stone Asscher Cut Engagement Ring Setting in Platinum
Three Stone Asscher Cut · Platinum
$4,105.00
Round Brilliant, Pinched Comfort Fit Claw Prong Solitaire, in 14K Rose Gold | RockHer
The Giovanna Pinched Comfort Fit Claw Prong Solitaire Round Engagement Ring Setting in 14K Rose Gold
Pinched Comfort Fit Claw Prong Solitaire Round · 14K Rose Gold
$1,305.00
Round Brilliant, Bezel Halo Channel Band, in Platinum | RockHer
The Marcia Bezel Halo Channel Band Round Engagement Ring Setting in Platinum
Bezel Halo Channel Band Round · Platinum
$4,105.00
Round Brilliant, Swirl Twist Pavé Halo, in 14K Rose Gold, pave setting – angled view | RockHer
The Ariana Swirl Halo Round Engagement Ring Setting in 14K Rose Gold
Swirl Halo Round · 14K Rose Gold
$3,545.00
The Gladys Pinched Cathedral Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Gladys Pinched Cathedral Solitaire Emerald Cut Engagement Ring Setting in Platinum
Pinched Cathedral Solitaire Emerald Cut · Platinum
$3,615.00
Round Brilliant, Double Halo Split Shank Pavé, in 14K Rose Gold, pave setting – angled view | RockHer
The Nedda Double Halo Round Engagement Ring Setting in 14K Rose Gold
Double Halo Round · 14K Rose Gold
$4,475.00
Delicate Split Shank Pavé Princess, in Platinum, pave setting | RockHer
The Demi Delicate Split Shank Pavé Princess Cut Engagement Ring Setting in Platinum
Delicate Split Shank Pavé Princess Cut · Platinum
$3,265.00
Round Brilliant, Square Halo Secret Stone, in 14K Rose Gold – angled view | RockHer
The Tionne Square Halo Round Engagement Ring Setting in 14K Rose Gold
Square Halo Round · 14K Rose Gold
$3,730.00
Channel Pavé Three Stone Princess, in Platinum, pave setting | RockHer
The Avery Channel Pavé Three Stone Princess Cut Engagement Ring Setting in Platinum
Channel Pavé Three Stone Princess Cut · Platinum
$5,685.00
Round Brilliant, Diamond Pavé Halo, in 14K Rose Gold, pave setting – angled view | RockHer
The Dionne Diamond Pavé Halo Round Engagement Ring Setting in 14K Rose Gold
Diamond Pavé Halo Round · 14K Rose Gold
$2,610.00
Bezel Cathedral Solitaire Pear Shape, in Platinum | RockHer
The Hayley Bezel Cathedral Solitaire Pear Engagement Ring Setting in Platinum
Bezel Cathedral Solitaire Pear · Platinum
$2,515.00
Round Brilliant, Love Knot Halo, in 14K Rose Gold, pave setting – angled view | RockHer
The Calista Love Knot Halo Round Engagement Ring Setting in 14K Rose Gold
Love Knot Halo Round · 14K Rose Gold
$4,175.00
Twisted Vine Halo Oval, in Platinum, pave setting | RockHer
The Harmony Twisted Vine Halo Oval Engagement Ring Setting in Platinum
Twisted Vine Halo Oval · Platinum
$4,080.00
The Bess Pavé Halo Engagement Ring Setting for Round Diamonds in 14K Rose Gold | RockHer
The Bess Love Knot Pavé Halo Round Engagement Ring Setting in 14K Rose Gold
Love Knot Pavé Halo Round · 14K Rose Gold
$4,840.00
Delicate Twist Cathedral Solitaire Princess, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Princess Cut Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Princess Cut · Platinum
$2,705.00
Round Brilliant, French Pavé Three Stone, in 14K Rose Gold, prong setting – front view | RockHer
The Anna Three Stone Halo Round Engagement Ring Setting in 14K Rose Gold
Three Stone Halo Round · 14K Rose Gold
$4,200.00
Delicate Twist Cathedral Solitaire Cushion, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Cushion Cut · Platinum
$2,705.00
Round Brilliant, Three Stone Halo, in 14K Rose Gold, pave setting – angled view | RockHer
The Andrea Three Stone Halo Round Engagement Ring Setting in 14K Rose Gold
Three Stone Halo Round · 14K Rose Gold
$4,580.00
The Alannah Luxe French Pavé Halo Emerald Cut Engagement Ring Setting in Platinum
The Alannah Luxe French Pavé Halo Emerald Cut Engagement Ring Setting in Platinum
Luxe French Pavé Halo Emerald Cut · Platinum
$5,195.00
Round Brilliant, Channel Row Pavé Halo, in 14K Rose Gold, prong setting – angled view | RockHer
The Aria Channel Row Pavé Halo Round Engagement Ring Setting in 14K Rose Gold
Channel Row Pavé Halo Round · 14K Rose Gold
$3,810.00
Round Brilliant, Classic Linear French Pavé, in Platinum | RockHer
The Norah Classic Linear French Pavé Round Engagement Ring Setting in Platinum
Classic Linear French Pavé Round · Platinum
$2,890.00
Round Brilliant Vintage Three Stone Antique Scroll Beaded Engagement Ring -7/8ctw, in 14K Rose Gold, pave setting | RockHer
The Rosie Vintage Three Stone Round Engagement Ring Setting in 14K Rose Gold
Vintage Three Stone Round · 14K Rose Gold
$5,040.00
Classic Linear French Pavé Marquise, in Platinum | RockHer
The Norah Classic Linear French Pavé Marquise Engagement Ring Setting in Platinum
Classic Linear French Pavé Marquise · Platinum
$3,170.00
Round Brilliant, Beaded Floral Halo Leaf Shoulders, in 14K Rose Gold, pave setting – angled view | RockHer
The Shania Beaded Floral Halo Leaf Shoulders Round Engagement Ring Setting in 14K Rose Gold
Beaded Floral Halo Leaf Shoulders Round · 14K Rose Gold
$3,680.00
Round Brilliant, Double Claw Prong French Pavé, in Platinum | RockHer
The Kelly Double Claw Prong French Pavé Round Engagement Ring Setting in Platinum
Double Claw Prong French Pavé Round · Platinum
$3,175.00
Round Brilliant, Open Side Double Halo, in 14K Rose Gold, pave setting – side profile | RockHer
The Calypso Double Halo Round Engagement Ring Setting in 14K Rose Gold
Double Halo Round · 14K Rose Gold
$4,795.00
Round Brilliant, Contemporary Tapered Channel, in Platinum | RockHer
The Stevie Contemporary Channel Round Engagement Ring Setting in Platinum
Contemporary Channel Round · Platinum
$2,890.00
Round Brilliant, Double Halo French Pavé, in 14K Rose Gold, pave setting – angled view | RockHer
The Dixie Double Halo Round Engagement Ring Setting in 14K Rose Gold
Double Halo Round · 14K Rose Gold
$5,190.00
The Donna Cathedral Engagement Ring Setting for Oval Diamonds in Platinum | RockHer
The Donna Cathedral French Pavé Solitaire Oval Engagement Ring Setting in Platinum
Cathedral French Pavé Solitaire Oval · Platinum
$3,170.00
Round Brilliant, Scroll Gallery Halo, in 14K Rose Gold, pave setting – angled view | RockHer
The Kai Scroll Gallery Halo Round Engagement Ring Setting in 14K Rose Gold
Scroll Gallery Halo Round · 14K Rose Gold
$2,610.00
The Donna Cathedral French Pavé Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Donna Cathedral French Pavé Solitaire Emerald Cut Engagement Ring Setting in Platinum
Cathedral French Pavé Solitaire Emerald Cut · Platinum
$3,170.00
The Lucille Pavé Halo Engagement Ring Setting for Round Diamonds in 14K Rose Gold | RockHer
The Lucille Shared Prong Halo Linear Side Set Round Engagement Ring Setting in 14K Rose Gold
Shared Prong Halo Linear Side Set Round · 14K Rose Gold
$3,790.00
Round Brilliant, Classic Shared Prong Linear Pavé, in 14K Rose Gold – angled view | RockHer
The Olivia Pavé Round Engagement Ring Setting in 14K Rose Gold
Pavé Round · 14K Rose Gold
$2,515.00
The Alice Twisted Three Stone Round Engagement Ring Setting in 18K Yellow Gold
The Alice Twisted Three Stone Round Engagement Ring Setting in 18K Yellow Gold
Twisted Three Stone Round · 18K Yellow Gold
$4,415.00
The Violetta Engagement Ring Setting for Round Diamonds in 18K Yellow Gold | RockHer
The Violetta Multi Layer Interweave Pavé Round Engagement Ring Setting in 18K Yellow Gold
Multi Layer Interweave Pavé Round · 18K Yellow Gold
$7,175.00
Round Brilliant, Open Intertwined Pavé Row, in 18K Yellow Gold – angled view | RockHer
The Rosina Open Intertwined Pavé Row Round Engagement Ring Setting in 18K Yellow Gold
Open Intertwined Pavé Row Round · 18K Yellow Gold
$6,495.00
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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Delicate Sparkle: Explore Beautiful Half Carat Diamond Rings

Our collection of half carat diamond rings offers elegant and refined options for those who appreciate subtlety without sacrificing brilliance. Perfect for engagements, anniversaries, or meaningful gifts, these rings combine timeless style with a graceful touch of sparkle.

Why Choose Half Carat Diamond Rings?

A half carat diamond ring strikes a perfect balance between understated elegance and noticeable sparkle. Its size is ideal for those seeking a refined, wearable diamond that complements any style, from classic solitaires to modern halo settings.

Popular Styles Featuring Half Carat Diamonds:

  • Solitaire Rings: Minimalist and timeless, highlighting the diamond’s natural brilliance
  • Halo Settings: Framed with smaller diamonds to amplify sparkle and presence
  • Three-Stone Designs: Symbolizing past, present, and future with side stones
  • Vintage-Inspired Rings: Detailed metalwork with romantic flair
  • Contemporary Styles: Sleek and modern bands with clean lines

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

Expert Tip:
Focus on the diamond’s cut for maximum sparkle. Choose settings that protect your stone while complementing your lifestyle for everyday wear.

Our half carat diamond rings collection is perfect for those who want classic elegance with just the right amount of sparkle, designed to celebrate your special moments with lasting beauty.