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.

Comfort Fit Secret Stone Solitaire Pear Shape, in Platinum – angled view | RockHer
The Valerie Comfort Fit Secret Stone Solitaire Pear Engagement Ring Setting in Platinum
Comfort Fit Secret Stone Solitaire Pear · Platinum
$2,515.00
East-West Eight Claw Comfort Fit Solitaire Oval, in Platinum | RockHer
The Spring East West Eight Claw Comfort Fit Solitaire Oval Engagement Ring Setting in Platinum
East West Eight Claw Comfort Fit Solitaire Oval · Platinum
$2,795.00
Round Brilliant, Modern Wide Split Shank Solitaire, in Platinum | RockHer
The Rosemary Modern Wide Split Shank Solitaire Round Engagement Ring Setting in Platinum
Modern Wide Split Shank Solitaire Round · Platinum
$5,180.00
Modern Wide Split Shank Solitaire Princess, in Platinum | RockHer
The Rosemary Modern Wide Split Shank Solitaire Princess Cut Engagement Ring Setting in Platinum
Modern Wide Split Shank Solitaire Princess Cut · Platinum
$5,215.00
Modern Wide Split Shank Solitaire Cushion, in Platinum | RockHer
The Rosemary Modern Wide Split Shank Solitaire Cushion Cut Engagement Ring Setting in Platinum
Modern Wide Split Shank Solitaire Cushion Cut · Platinum
$5,215.00
Round Brilliant, Comfort Fit Cathedral Solitaire, in Platinum | RockHer
The Mary Comfort Fit Cathedral Solitaire Round Engagement Ring Setting in Platinum
Comfort Fit Cathedral Solitaire Round · Platinum
$2,985.00
Round Brilliant, Cathedral Surprise Stone Solitaire, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Round Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Round · Platinum
$3,545.00
Cathedral Surprise Stone Solitaire Pear Shape, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Pear Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Pear · Platinum
$3,545.00
Cathedral Surprise Stone Solitaire Princess, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Princess Cut Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Princess Cut · Platinum
$3,545.00
Cathedral Surprise Stone Solitaire Oval, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Oval Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Oval · Platinum
$2,670.00
Cathedral Surprise Stone Solitaire Marquise, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Marquise Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Marquise · Platinum
$3,745.00
European Cut, Cathedral Surprise Stone Solitaire Emerald, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Emerald Cut Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Emerald Cut · Platinum
$3,545.00
Round Brilliant, Scroll Gallery Solitaire, in Platinum | RockHer
The Rosalie Scroll Gallery Solitaire Round Engagement Ring Setting in Platinum
Scroll Gallery Solitaire Round · Platinum
$3,080.00
Scroll Gallery Solitaire Princess, in Platinum | RockHer
The Rosalie Scroll Gallery Solitaire Princess Cut Engagement Ring Setting in Platinum
Scroll Gallery Solitaire Princess Cut · Platinum
$3,080.00
Scroll Gallery Solitaire Cushion, in Platinum | RockHer
The Rosalie Scroll Gallery Solitaire Cushion Cut Engagement Ring Setting in Platinum
Scroll Gallery Solitaire Cushion Cut · Platinum
$3,080.00
Round Brilliant, Scroll Gallery Comfort Fit Solitaire, in Platinum | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Round · Platinum
$2,705.00
Scroll Gallery Comfort Fit Solitaire Pear Shape, in Platinum, prong setting | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Pear Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Pear · Platinum
$2,705.00
The Rio Scroll Gallery Comfort Fit Solitaire Oval Engagement Ring Setting in Platinum
The Rio Scroll Gallery Comfort Fit Solitaire Oval Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Oval · Platinum
$2,705.00
Scroll Gallery Comfort Fit Solitaire Marquise, in Platinum | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Marquise Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Marquise · Platinum
$2,985.00
European Cut, Scroll Gallery Comfort Fit Solitaire Emerald, in Platinum | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Emerald Cut · Platinum
$2,705.00
Scroll Gallery Comfort Fit Solitaire Cushion, in Platinum | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Cushion Cut Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Cushion Cut · Platinum
$2,705.00
Scroll Gallery Comfort Fit Solitaire Asscher, in Platinum | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Asscher Cut Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Asscher Cut · Platinum
$2,705.00
Round Brilliant, Classic Comfort Fit Rounded Solitaire, in Platinum, prong setting | RockHer
The Quinn Classic Comfort Fit Rounded Solitaire Round Engagement Ring Setting in Platinum
Classic Comfort Fit Rounded Solitaire Round · Platinum
$2,795.00
Classic Comfort Fit Rounded Solitaire Princess, in Platinum, prong setting | RockHer
The Quinn Classic Comfort Fit Rounded Solitaire Princess Cut Engagement Ring Setting in Platinum
Classic Comfort Fit Rounded Solitaire Princess Cut · Platinum
$2,890.00
Classic Comfort Fit Rounded Solitaire Cushion, in Platinum, prong setting | RockHer
The Quinn Classic Comfort Fit Rounded Solitaire Cushion Cut Engagement Ring Setting in Platinum
Classic Comfort Fit Rounded Solitaire Cushion Cut · Platinum
$2,890.00
High Polish Tapered Signet Solitaire Princess, in Platinum, prong setting | RockHer
The Carly High Polish Signet Solitaire Princess Cut Engagement Ring Setting in Platinum
High Polish Signet Solitaire Princess Cut · Platinum
$4,340.00
High Polish Tapered Signet Solitaire Cushion, in Platinum, prong setting | RockHer
The Carly High Polish Signet Solitaire Cushion Cut Engagement Ring Setting in Platinum
High Polish Signet Solitaire Cushion Cut · Platinum
$4,340.00
Round Brilliant, Antique Wheat Bead Solitaire, in Platinum, prong setting | RockHer
The Ophelia Antique Wheat Bead Solitaire Round Engagement Ring Setting in Platinum
Antique Wheat Bead Solitaire Round · Platinum
$3,830.00
Antique Wheat Bead Solitaire Princess, in Platinum, prong setting | RockHer
The Ophelia Antique Wheat Bead Solitaire Princess Cut Engagement Ring Setting in Platinum
Antique Wheat Bead Solitaire Princess Cut · Platinum
$3,830.00
Antique Wheat Bead Solitaire Cushion, in Platinum, prong setting | RockHer
The Ophelia Antique Wheat Bead Solitaire Cushion Cut Engagement Ring Setting in Platinum
Antique Wheat Bead Solitaire Cushion Cut · Platinum
$3,830.00
Round Brilliant, Criss Cross Twisted Rope Split Shank Solitaire, in Platinum, prong setting | RockHer
The Nona Twisted Rope Solitaire Round Engagement Ring Setting in Platinum
Twisted Rope Solitaire Round · Platinum
$3,935.00
Criss Cross Twisted Rope Split Shank Solitaire Cushion, in Platinum, prong setting | RockHer
The Nona Twisted Rope Solitaire Cushion Cut Engagement Ring Setting in Platinum
Twisted Rope Solitaire Cushion Cut · Platinum
$3,975.00
Round Brilliant, Antique Scroll Gallery East-West Solitaire, in Platinum | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Round Engagement Ring Setting in Platinum
Antique Scroll Gallery East West Solitaire Round · Platinum
$2,050.00
Antique Scroll Gallery East-West Solitaire Oval, in Platinum | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Oval Engagement Ring Setting in Platinum
Antique Scroll Gallery East West Solitaire Oval · Platinum
$2,050.00
Antique Scroll Gallery East-West Solitaire Marquise, in Platinum | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Marquise Engagement Ring Setting in Platinum
Antique Scroll Gallery East West Solitaire Marquise · Platinum
$2,050.00
Round Brilliant, Twisted Rope Braid Solitaire, in Platinum | RockHer
The Maggie Twisted Rope Solitaire Round Engagement Ring Setting in Platinum
Twisted Rope Solitaire Round · Platinum
$2,985.00
Twisted Rope Braid Solitaire Pear Shape, in Platinum | RockHer
The Maggie Twisted Rope Solitaire Pear Engagement Ring Setting in Platinum
Twisted Rope Solitaire Pear · Platinum
$2,985.00
Twisted Rope Braid Solitaire Oval, in Platinum | RockHer
The Maggie Twisted Rope Solitaire Oval Engagement Ring Setting in Platinum
Twisted Rope Solitaire Oval · Platinum
$2,985.00
Twisted Rope Braid Solitaire Marquise, in Platinum | RockHer
The Maggie Twisted Rope Solitaire Marquise Engagement Ring Setting in Platinum
Twisted Rope Solitaire Marquise · Platinum
$2,985.00
Twisted Rope Braid Solitaire Cushion, in Platinum | RockHer
The Maggie Twisted Rope Solitaire Cushion Cut Engagement Ring Setting in Platinum
Twisted Rope Solitaire Cushion Cut · Platinum
$2,985.00
Round Brilliant, Plain High Polish Split Shank Solitaire, in Platinum | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Round Engagement Ring Setting in Platinum
Plain High Polish Split Shank Solitaire Round · Platinum
$4,700.00
Plain High Polish Split Shank Solitaire Princess, in Platinum | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Princess Cut Engagement Ring Setting in Platinum
Plain High Polish Split Shank Solitaire Princess Cut · Platinum
$4,735.00
European Cut, Plain High Polish Split Shank Solitaire Emerald, in Platinum | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Emerald Cut Engagement Ring Setting in Platinum
Plain High Polish Split Shank Solitaire Emerald Cut · Platinum
$4,630.00
Round Brilliant, Wide High Polish Tension Channel Solitaire, in Platinum | RockHer
The Lola Cigar Band Solitaire Round Engagement Ring Setting in Platinum
Cigar Band Solitaire Round · Platinum
$5,240.00
Wide High Polish Tension Channel Solitaire Princess, in Platinum | RockHer
The Lola Cigar Band Solitaire Princess Cut Engagement Ring Setting in Platinum
Cigar Band Solitaire Princess Cut · Platinum
$4,875.00
Double Prong Tapered Baguette Three Stone Oval, in Platinum | RockHer
The Lily Double Prong Three Stone Oval Engagement Ring Setting in Platinum
Double Prong Three Stone Oval · Platinum
$4,530.00
Round Brilliant, Asymmetrical Bypass Twist Solitaire, in Platinum | RockHer
The Leah Asymmetrical Bypass Twist Solitaire Round Engagement Ring Setting in Platinum
Asymmetrical Bypass Twist Solitaire Round · Platinum
$3,980.00
Asymmetrical Bypass Twist Solitaire Princess, in Platinum | RockHer
The Leah Asymmetrical Bypass Twist Solitaire Princess Cut Engagement Ring Setting in Platinum
Asymmetrical Bypass Twist Solitaire Princess Cut · Platinum
$4,015.00
The Duran Simple Bezel Solitaire Round Engagement Ring Setting in Platinum
The Duran Simple Bezel Solitaire Round Engagement Ring Setting in Platinum
Simple Bezel Solitaire Round · Platinum
$2,515.00
The Duran Bezel Solitaire Engagement Ring Setting for Pear Diamonds in 18K White Gold | RockHer
The Duran Simple Bezel Solitaire Pear Engagement Ring Setting in Platinum
Simple Bezel Solitaire Pear · Platinum
$2,515.00
The Duran Simple Bezel Solitaire Oval Engagement Ring Setting in Platinum
The Duran Simple Bezel Solitaire Oval Engagement Ring Setting in Platinum
Simple Bezel Solitaire Oval · Platinum
$2,515.00
The Duran Bezel Solitaire Engagement Ring Setting for Cushion Diamonds in Platinum | RockHer
The Duran Simple Bezel Solitaire Cushion Cut Engagement Ring Setting in Platinum
Simple Bezel Solitaire Cushion Cut · Platinum
$2,515.00
The Duran Simple Bezel Solitaire Asscher Cut Engagement Ring Setting in Platinum
The Duran Simple Bezel Solitaire Asscher Cut Engagement Ring Setting in Platinum
Simple Bezel Solitaire Asscher Cut · Platinum
$2,515.00
Round Brilliant, Vintage Scroll Cutout Solitaire, in Platinum | RockHer
The Layla Vintage Scroll Cutout Solitaire Round Engagement Ring Setting in Platinum
Vintage Scroll Cutout Solitaire Round · Platinum
$2,705.00
Vintage Scroll Cutout Solitaire Oval, in Platinum | RockHer
The Layla Vintage Scroll Cutout Solitaire Oval Engagement Ring Setting in Platinum
Vintage Scroll Cutout Solitaire Oval · Platinum
$2,705.00
Vintage Scroll Cutout Solitaire Cushion, in Platinum | RockHer
The Layla Vintage Scroll Cutout Solitaire Cushion Cut Engagement Ring Setting in Platinum
Vintage Scroll Cutout Solitaire Cushion Cut · Platinum
$2,705.00
The Lana Secret Halo Adorned Prong Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Lana Secret Halo Adorned Prong Solitaire Emerald Cut Engagement Ring Setting in Platinum
Secret Halo Adorned Prong Solitaire Emerald Cut · Platinum
$3,450.00
The Lana Secret Halo Adorned Prong Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Lana Secret Halo Adorned Prong Solitaire Cushion Cut Engagement Ring Setting in Platinum
Secret Halo Adorned Prong Solitaire Cushion Cut · Platinum
$3,450.00
Round Brilliant, Half Bezel Tension Set Solitaire, in Platinum | RockHer
The Julia Bezel Tension Set Solitaire Round Engagement Ring Setting in Platinum
Bezel Tension Set Solitaire Round · Platinum
$2,515.00
Half Bezel Tension Set Solitaire Marquise, in Platinum | RockHer
The Julia Bezel Tension Set Solitaire Marquise Engagement Ring Setting in Platinum
Bezel Tension Set Solitaire Marquise · Platinum
$3,625.00
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.