Home 1 Carat Diamond Platinum Engagement Rings

1 Carat Diamond Platinum Engagement Rings

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

Round Brilliant, Timeless Comfort Fit Six Prong Solitaire, in Platinum | RockHer
The Elettra Timeless Comfort Fit Six Prong Solitaire Round Engagement Ring Setting in Platinum
Timeless Comfort Fit Six Prong Solitaire Round · Platinum
$2,140.00
European Cut, Round Comfort Fit Claw Prong Solitaire Emerald, in Platinum – angled view | RockHer
The Floria Comfort Fit Claw Prong Solitaire Emerald Cut Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Emerald Cut · Platinum
$2,140.00
Baguette and Round Side Stone Oval, in Platinum – side profile | RockHer
The Diana Tapered Baguette Three Stone Oval Engagement Ring Setting in Platinum
Tapered Baguette Three Stone Oval · Platinum
$2,610.00
European Cut, Tapered Baguette Three Stone Emerald, in Platinum, channel setting – angled view | RockHer
The June Three Stone Emerald Cut Engagement Ring Setting in Platinum
Three Stone Emerald Cut · Platinum
$4,105.00
The Tina Triple Row Pavé Cushion Cut Engagement Ring Setting in Platinum
The Tina Triple Row Pavé Cushion Cut Engagement Ring Setting in Platinum
Triple Row Pavé Cushion Cut · Platinum
$4,370.00
The Eartha Hidden Halo Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Eartha Upper Hidden Halo Solitaire Round Engagement Ring Setting in Platinum
Upper Hidden Halo Solitaire Round · Platinum
$2,515.00
The Abbey Hidden Halo Pavé Radiant Cut Engagement Ring Setting in Platinum
The Abbey Hidden Halo Pavé Radiant Cut Engagement Ring Setting in Platinum
Hidden Halo Pavé Radiant Cut · Platinum
$3,170.00
The Dolly Hidden Halo Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Dolly Double Hidden Halo Solitaire Round Engagement Ring Setting in Platinum
Double Hidden Halo Solitaire Round · Platinum
$5,270.00
European Cut, Tapered Baguette Three Stone Emerald, in Platinum – front view | RockHer
The Caroline Three Stone Emerald Cut Engagement Ring Setting in Platinum
Three Stone Emerald Cut · Platinum
$3,920.00
European Cut, Two Row Pavé Split Shank Emerald, in Platinum – angled view | RockHer
The Carole Two Row Pavé Split Shank Emerald Cut Engagement Ring Setting in Platinum
Two Row Pavé Split Shank Emerald Cut · Platinum
$4,390.00
The Norah Engagement Ring Setting for Pear Diamonds in Platinum | RockHer
The Norah Classic Linear French Pavé Pear Engagement Ring Setting in Platinum
Classic Linear French Pavé Pear · Platinum
$2,795.00
Double Claw Prong French Pavé Pear Shape, in Platinum | RockHer
The Kelly Double Claw Prong French Pavé Pear Engagement Ring Setting in Platinum
Double Claw Prong French Pavé Pear · Platinum
$2,890.00
The Dylan Petite French Pavé Halo Oval Engagement Ring Setting in Platinum
The Dylan Petite French Pavé Halo Oval Engagement Ring Setting in Platinum
Petite French Pavé Halo Oval · Platinum
$3,360.00
The Brenda Hidden Halo Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Brenda High Hidden Halo Solitaire Round Engagement Ring Setting in Platinum
High Hidden Halo Solitaire Round · Platinum
$3,080.00
The Blondie Twisted Hidden Halo Solitaire Engagement Ring Setting for Round Diamonds in 18K White Gold | RockHer
The Blondie Double Hidden Halo Solitaire Round Engagement Ring Setting in Platinum
Double Hidden Halo Solitaire Round · Platinum
$3,730.00
Round Brilliant, East-West Eight Claw Comfort Fit Solitaire, in Platinum | RockHer
The Spring East West Eight Claw Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
East West Eight Claw Comfort Fit Solitaire Round · Platinum
$2,795.00
Cathedral Surprise Stone Solitaire Asscher, in Platinum | RockHer
The Rosanna Cathedral Surprise Stone Solitaire Asscher Cut Engagement Ring Setting in Platinum
Cathedral Surprise Stone Solitaire Asscher Cut · Platinum
$3,545.00
Scroll Gallery Comfort Fit Solitaire Princess, in Platinum | RockHer
The Rio Scroll Gallery Comfort Fit Solitaire Princess Cut Engagement Ring Setting in Platinum
Scroll Gallery Comfort Fit Solitaire Princess Cut · Platinum
$2,705.00
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
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 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
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
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
Round Brilliant, Pinched Comfort Fit Claw Prong Solitaire, in Platinum | RockHer
The Giovanna Pinched Comfort Fit Claw Prong Solitaire Round Engagement Ring Setting in Platinum
Pinched Comfort Fit Claw Prong Solitaire Round · Platinum
$2,140.00
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
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, 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
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
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
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
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
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
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
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, Contemporary Tapered Channel, in Platinum | RockHer
The Stevie Contemporary Channel Round Engagement Ring Setting in Platinum
Contemporary Channel Round · Platinum
$2,890.00
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, Classic Shared Prong Linear Pavé, in Platinum – angled view | RockHer
The Olivia Pavé Round Engagement Ring Setting in Platinum
Pavé Round · Platinum
$3,200.00
Round Brilliant, Twisted Rope Surprise Stone Solitaire, in Platinum – angled view | RockHer
The Charlie Twisted Rope Surprise Stone Solitaire Round Engagement Ring Setting in Platinum
Twisted Rope Surprise Stone Solitaire Round · Platinum
$3,360.00
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in Platinum
The Selena Clover Bezel Accent Solitaire Radiant Cut Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Radiant Cut · Platinum
$2,140.00
The Miley Clover Bezel Accent Solitaire Round Engagement Ring Setting in Platinum
The Miley Clover Bezel Accent Solitaire Round Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Round · Platinum
$2,140.00
The Brandi Bezel Accent Solitaire Oval Engagement Ring Setting in Platinum
The Brandi Bezel Accent Solitaire Oval Engagement Ring Setting in Platinum
Bezel Accent Solitaire Oval · Platinum
$2,140.00
The Peggy Bezel Solitaire Engagement Ring Setting for Emerald Cut Diamonds in Platinum | RockHer
The Peggy Bezel Accent Solitaire Emerald Cut Engagement Ring Setting in Platinum
Bezel Accent Solitaire Emerald Cut · Platinum
$2,140.00
The Wanda Hidden Halo Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Wanda Hidden Halo Pavé Solitaire Round Engagement Ring Setting in Platinum
Hidden Halo Pavé Solitaire Round · Platinum
$2,890.00
The Cyndi Curved Hidden Halo Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Cyndi Curved Hidden Halo Solitaire Emerald Cut Engagement Ring Setting in Platinum
Curved Hidden Halo Solitaire Emerald Cut · Platinum
$2,425.00
The Joni Hidden Halo Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Joni Hidden Halo Solitaire Round Engagement Ring Setting in Platinum
Hidden Halo Solitaire Round · Platinum
$2,330.00
The Cherie Hidden Halo Solitaire Engagement Ring Setting for Oval Diamonds in Platinum | RockHer
The Cherie Hidden Halo Pavé Solitaire Oval Engagement Ring Setting in Platinum
Hidden Halo Pavé Solitaire Oval · Platinum
$2,795.00
The Dusty Twisted Hidden Halo Solitaire Engagement Ring Setting for Emerald Cut Diamonds in Platinum | RockHer
The Dusty Hidden Halo Solitaire Emerald Cut Engagement Ring Setting in Platinum
Hidden Halo Solitaire Emerald Cut · Platinum
$3,820.00
Round Brilliant, Antique Hand-Engraved Solitaire, in Platinum | RockHer
The Stella Antique Hand Engraved Solitaire Round Engagement Ring Setting in Platinum
Antique Hand Engraved Solitaire Round · Platinum
$4,115.00
Round Brilliant, Vintage Wheat Engraved Halo, in Platinum, prong setting | RockHer
The Ramona Vintage Wheat Engraved Halo Round Engagement Ring Setting in Platinum
Vintage Wheat Engraved Halo Round · Platinum
$4,690.00
Round Brilliant, Hand-Engraved Scroll Vintage Solitaire, in Platinum | RockHer
The Virginia Hand Engraved Scroll Vintage Solitaire Round Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Round · Platinum
$3,950.00
Round Brilliant, Comfort Fit Secret Stone Solitaire, in Platinum | RockHer
The Valerie Comfort Fit Secret Stone Solitaire Round Engagement Ring Setting in Platinum
Comfort Fit Secret Stone Solitaire Round · Platinum
$2,515.00
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
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, 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
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
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
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
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
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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Luxurious Radiance: Explore 1 Carat Diamond Platinum Engagement Rings

Experience unparalleled elegance with our stunning collection of 1 carat diamond platinum engagement rings. Platinum’s natural strength and luminous shine perfectly complement the brilliant sparkle of a 1 carat diamond, creating a ring that is as durable as it is beautiful, ideal for a lifetime of love.

Why Choose 1 Carat Diamond Platinum Engagement Rings?

A 1 carat diamond platinum engagement ring combines the rarity and strength of platinum with the timeless brilliance of a finely cut diamond. Platinum’s hypoallergenic properties make it perfect for sensitive skin, while its naturally white sheen enhances the diamond’s fire and sparkle.

Popular Platinum Ring Styles:

  • Solitaire Settings: Highlighting the diamond’s brilliance with a classic band
  • Halo Designs: Surrounding the center stone with smaller diamonds for added sparkle
  • Three-Stone Rings: Featuring complementary side stones symbolizing your journey
  • Vintage-Inspired Bands: Intricate detailing paired with platinum’s modern elegance
  • Modern Minimalist: Sleek and simple bands focusing on the diamond

Customization Options:
  • Diamond Cuts: Round brilliant, princess, cushion, emerald, and more
  • Settings: Prong, bezel, pave, and tension for style and durability
  • Certification: GIA or IGI certified diamonds ensuring authenticity and quality

Expert Tip:
Choose a diamond with excellent cut and clarity to maximize sparkle. Platinum’s durability makes it ideal for securing precious stones while maintaining its beauty over time.

Our 1 carat diamond platinum engagement rings collection blends luxury, durability, and timeless design, perfect for your forever symbol.