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.

The Veronica Hand Engraved Scroll Vintage Solitaire Marquise Engagement Ring Setting in Platinum
The Veronica Hand Engraved Scroll Vintage Solitaire Marquise Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Marquise · Platinum
$3,265.00
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
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
Classic Shared Prong Halo Heart Shape, in Platinum, pave setting | RockHer
The Etta Classic Shared Prong Halo Heart Engagement Ring Setting in Platinum
Classic Shared Prong Halo Heart · Platinum
$4,120.00
Criss Cross Open Pavé Cushion, in Platinum, pave setting | RockHer
The Sadie Twisted Pavé Cushion Cut Engagement Ring Setting in Platinum
Twisted Pavé Cushion Cut · Platinum
$5,625.00
The Janis Hand Engraved Milgrain Vintage Solitaire Marquise Engagement Ring Setting in Platinum
The Janis Hand Engraved Milgrain Vintage Solitaire Marquise Engagement Ring Setting in Platinum
Hand Engraved Milgrain Vintage Solitaire Marquise · Platinum
$4,690.00
Round Comfort Fit Claw Prong Solitaire Princess, in Platinum | RockHer
The Floria Comfort Fit Claw Prong Solitaire Princess Cut Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Princess Cut · Platinum
$2,140.00
Tapered Baguette Three Stone Marquise, in Platinum, channel setting | RockHer
The June Three Stone Marquise Engagement Ring Setting in Platinum
Three Stone Marquise · Platinum
$4,105.00
The Eartha Upper Hidden Halo Solitaire Princess Cut Engagement Ring Setting in Platinum
The Eartha Upper Hidden Halo Solitaire Princess Cut Engagement Ring Setting in Platinum
Upper Hidden Halo Solitaire Princess Cut · Platinum
$2,610.00
The Dolly Double Hidden Halo Solitaire Princess Cut Engagement Ring Setting in Platinum
The Dolly Double Hidden Halo Solitaire Princess Cut Engagement Ring Setting in Platinum
Double Hidden Halo Solitaire Princess Cut · Platinum
$3,920.00
Classic Linear French Pavé Heart Shape, in Platinum | RockHer
The Norah Classic Linear French Pavé Heart Engagement Ring Setting in Platinum
Classic Linear French Pavé Heart · Platinum
$2,795.00
Emerald Cut, Double Claw Prong French Pavé Emerald, in Platinum | RockHer
The Kelly Double Claw Prong French Pavé Emerald Cut Engagement Ring Setting in Platinum
Double Claw Prong French Pavé Emerald Cut · Platinum
$2,390.00
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
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
The Lolette Classic Low Base Solitaire Oval Engagement Ring Setting in Platinum
The Lolette Classic Low Base Solitaire Oval Engagement Ring Setting in Platinum
Classic Low Base Solitaire Oval · Platinum
$2,140.00
The Isolde Petite Knife Edge Solitaire Marquise Engagement Ring Setting in Platinum
The Isolde Petite Knife Edge Solitaire Marquise Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Marquise · Platinum
$2,140.00
Contemporary Comfort Fit Flat Shank Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Viola Contemporary Comfort Fit Flat Shank Solitaire Heart Engagement Ring Setting in Platinum
Contemporary Comfort Fit Flat Shank Solitaire Heart · Platinum
$2,425.00
Pinched Cathedral Solitaire Marquise, in Platinum, prong setting | RockHer
The Gladys Pinched Cathedral Solitaire Marquise Engagement Ring Setting in Platinum
Pinched Cathedral Solitaire Marquise · Platinum
$3,615.00
Bezel Cathedral Solitaire Heart Shape, in Platinum | RockHer
The Hayley Bezel Cathedral Solitaire Heart Engagement Ring Setting in Platinum
Bezel Cathedral Solitaire Heart · Platinum
$2,515.00
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
The Alannah Luxe French Pavé Halo Marquise Engagement Ring Setting in Platinum
The Alannah Luxe French Pavé Halo Marquise Engagement Ring Setting in Platinum
Luxe French Pavé Halo Marquise · Platinum
$5,325.00
European Cut, Contemporary Tapered Channel Emerald, in Platinum | RockHer
The Stevie Contemporary Channel Emerald Cut Engagement Ring Setting in Platinum
Contemporary Channel Emerald Cut · Platinum
$2,970.00
The Donna Cathedral French Pavé Solitaire Marquise Engagement Ring Setting in Platinum
The Donna Cathedral French Pavé Solitaire Marquise Engagement Ring Setting in Platinum
Cathedral French Pavé Solitaire Marquise · Platinum
$3,170.00
The Juliette Elegant Cathedral Squared Edge Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Juliette Elegant Cathedral Squared Edge Solitaire Emerald Cut Engagement Ring Setting in Platinum
Elegant Cathedral Squared Edge Solitaire Emerald Cut · Platinum
$4,050.00
Timeless Graduated Beveled Shank Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Elena Timeless Graduated Beveled Shank Solitaire Heart Engagement Ring Setting in Platinum
Timeless Graduated Beveled Shank Solitaire Heart · Platinum
$3,080.00
The Ellie Cathedral Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Ellie Cathedral Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in Platinum
Cathedral Comfort Fit Solitaire Emerald Cut · Platinum
$2,795.00
European Cut, Beveled Edge Comfort Fit Solitaire Emerald, in Platinum, prong setting | RockHer
The Carmen Beveled Edge Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in Platinum
Beveled Edge Comfort Fit Solitaire Emerald Cut · Platinum
$2,985.00
Rounded Comfort Fit Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Tori Rounded Comfort Fit Solitaire Heart Engagement Ring Setting in Platinum
Rounded Comfort Fit Solitaire Heart · Platinum
$2,330.00
Cathedral Squared Edge Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Charlotte Cathedral Squared Edge Solitaire Heart Engagement Ring Setting in Platinum
Cathedral Squared Edge Solitaire Heart · Platinum
$4,115.00
Vintage Leaf Pattern Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Roberta Vintage Leaf Pattern Solitaire Heart Engagement Ring Setting in Platinum
Vintage Leaf Pattern Solitaire Heart · Platinum
$3,170.00
Classic Three Stone Heart Shape, in Platinum, prong setting | RockHer
The Anita Classic Three Stone Heart Engagement Ring Setting in Platinum
Classic Three Stone Heart · Platinum
$4,010.00
Three Stone Matched Shape Heart Shape, in Platinum, prong setting | RockHer
The Angelica Three Stone Matched Heart Engagement Ring Setting in Platinum
Three Stone Matched Heart · Platinum
$7,435.00
Hand-Engraved Vintage Cathedral Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Aida Hand Engraved Vintage Cathedral Solitaire Heart Engagement Ring Setting in Platinum
Hand Engraved Vintage Cathedral Solitaire Heart · Platinum
$3,750.00
Hand-Engraved Scroll Vintage Solitaire Heart Shape, in Platinum | RockHer
The Veronica Hand Engraved Scroll Vintage Solitaire Heart Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Heart · Platinum
$3,265.00
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
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 Etta Classic Shared Prong Halo Cushion Cut Engagement Ring Setting in Platinum
The Etta Classic Shared Prong Halo Cushion Cut Engagement Ring Setting in Platinum
Classic Shared Prong Halo Cushion Cut · Platinum
$4,120.00
The Janis Hand Engraved Milgrain Vintage Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Janis Hand Engraved Milgrain Vintage Solitaire Emerald Cut Engagement Ring Setting in Platinum
Hand Engraved Milgrain Vintage Solitaire Emerald Cut · Platinum
$4,690.00
Round Comfort Fit Claw Prong Solitaire Marquise, in Platinum | RockHer
The Floria Comfort Fit Claw Prong Solitaire Marquise Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Marquise · Platinum
$2,140.00
Tapered Baguette Three Stone Heart Shape, in Platinum, channel setting | RockHer
The June Three Stone Heart Engagement Ring Setting in Platinum
Three Stone Heart · Platinum
$4,105.00
The Dolly Hidden Halo Solitaire Engagement Ring Setting for Emerald Cut Diamonds in Platinum | RockHer
The Dolly Double Hidden Halo Solitaire Emerald Cut Engagement Ring Setting in Platinum
Double Hidden Halo Solitaire Emerald Cut · Platinum
$3,920.00
European Cut, Classic Linear French Pavé Emerald, in Platinum | RockHer
The Norah Classic Linear French Pavé Emerald Cut Engagement Ring Setting in Platinum
Classic Linear French Pavé Emerald Cut · Platinum
$3,265.00
The Kelly Double Claw Prong French Pavé Cushion Cut Engagement Ring Setting in Platinum
The Kelly Double Claw Prong French Pavé Cushion Cut Engagement Ring Setting in Platinum
Double Claw Prong French Pavé Cushion Cut · Platinum
$2,890.00
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
Classic Low Base Solitaire Marquise, in Platinum, prong setting | RockHer
The Lolette Classic Low Base Solitaire Marquise Engagement Ring Setting in Platinum
Classic Low Base Solitaire Marquise · Platinum
$2,140.00
Petite Knife Edge Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Isolde Petite Knife Edge Solitaire Heart Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Heart · Platinum
$2,140.00
Five Prong Comfort Fit Claw Solitaire Marquise, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Marquise Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Marquise · Platinum
$2,425.00
European Cut, Contemporary Comfort Fit Flat Shank Solitaire Emerald, in Platinum, prong setting | RockHer
The Viola Contemporary Comfort Fit Flat Shank Solitaire Emerald Cut Engagement Ring Setting in Platinum
Contemporary Comfort Fit Flat Shank Solitaire Emerald Cut · Platinum
$2,425.00
Pinched Cathedral Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Gladys Pinched Cathedral Solitaire Heart Engagement Ring Setting in Platinum
Pinched Cathedral Solitaire Heart · Platinum
$3,615.00
European Cut, Bezel Cathedral Solitaire Emerald, in Platinum | RockHer
The Hayley Bezel Cathedral Solitaire Emerald Cut Engagement Ring Setting in Platinum
Bezel Cathedral Solitaire Emerald Cut · Platinum
$2,515.00
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
Luxe French Pavé Halo Heart Shape, in Platinum, prong setting | RockHer
The Alannah Luxe French Pavé Halo Heart Engagement Ring Setting in Platinum
Luxe French Pavé Halo Heart · Platinum
$5,130.00
Contemporary Tapered Channel Cushion, in Platinum | RockHer
The Stevie Contemporary Channel Cushion Cut Engagement Ring Setting in Platinum
Contemporary Channel Cushion Cut · Platinum
$2,970.00
The Donna Cathedral French Pavé Solitaire Heart Engagement Ring Setting in Platinum
The Donna Cathedral French Pavé Solitaire Heart Engagement Ring Setting in Platinum
Cathedral French Pavé Solitaire Heart · Platinum
$3,170.00
The Juliette Elegant Cathedral Squared Edge Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Juliette Elegant Cathedral Squared Edge Solitaire Cushion Cut Engagement Ring Setting in Platinum
Elegant Cathedral Squared Edge Solitaire Cushion Cut · Platinum
$4,050.00
European Cut, Timeless Graduated Beveled Shank Solitaire Emerald, in Platinum, prong setting | RockHer
The Elena Timeless Graduated Beveled Shank Solitaire Emerald Cut Engagement Ring Setting in Platinum
Timeless Graduated Beveled Shank Solitaire Emerald Cut · Platinum
$3,080.00
The Ellie Cathedral Comfort Fit Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Ellie Cathedral Comfort Fit Solitaire Cushion Cut Engagement Ring Setting in Platinum
Cathedral Comfort Fit Solitaire Cushion Cut · Platinum
$2,795.00
Beveled Edge Comfort Fit Solitaire Cushion, in Platinum, prong setting | RockHer
The Carmen Beveled Edge Comfort Fit Solitaire Cushion Cut Engagement Ring Setting in Platinum
Beveled Edge Comfort Fit Solitaire Cushion Cut · Platinum
$2,985.00
The Tori Rounded Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Tori Rounded Comfort Fit Solitaire Emerald Cut Engagement Ring Setting in Platinum
Rounded Comfort Fit Solitaire Emerald Cut · Platinum
$2,330.00
The Charlotte Cathedral Squared Edge Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Charlotte Cathedral Squared Edge Solitaire Emerald Cut Engagement Ring Setting in Platinum
Cathedral Squared Edge Solitaire Emerald Cut · Platinum
$4,115.00
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.
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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.