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.

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 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 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
Floral Halo Oval, in Platinum – angled view | RockHer
The Eloise Floral Halo Oval Engagement Ring Setting in Platinum
Floral Halo Oval · Platinum
$4,110.00
The Elliott Hidden Halo Pavé Oval Engagement Ring Setting in Platinum
The Elliott Hidden Halo Pavé Oval Engagement Ring Setting in Platinum
Hidden Halo Pavé Oval · Platinum
$3,265.00
Round Brilliant, Classic Low Base Solitaire, in Platinum, prong setting | RockHer
The Lolette Classic Low Base Solitaire Round Engagement Ring Setting in Platinum
Classic Low Base Solitaire Round · Platinum
$2,140.00
The Isolde Petite Knife Edge Solitaire Round Engagement Ring Setting in Platinum
The Isolde Petite Knife Edge Solitaire Round Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Round · Platinum
$2,140.00
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
Round Brilliant, Contemporary Comfort Fit Flat Shank Solitaire, in Platinum, prong setting | RockHer
The Viola Contemporary Comfort Fit Flat Shank Solitaire Round Engagement Ring Setting in Platinum
Contemporary Comfort Fit Flat Shank Solitaire Round · Platinum
$2,425.00
Bezel Halo Channel Band Oval, in Platinum | RockHer
The Marcia Bezel Halo Channel Band Oval Engagement Ring Setting in Platinum
Bezel Halo Channel Band Oval · Platinum
$4,140.00
Pinched Cathedral Solitaire Asscher, in Platinum, prong setting | RockHer
The Gladys Pinched Cathedral Solitaire Asscher Cut Engagement Ring Setting in Platinum
Pinched Cathedral Solitaire Asscher Cut · Platinum
$3,615.00
Delicate Split Shank Pavé Cushion, in Platinum, pave setting | RockHer
The Demi Delicate Split Shank Pavé Cushion Cut Engagement Ring Setting in Platinum
Delicate Split Shank Pavé Cushion Cut · Platinum
$3,265.00
The Avery Channel Pavé Three Stone Round Engagement Ring Setting in Platinum
The Avery Channel Pavé Three Stone Round Engagement Ring Setting in Platinum
Channel Pavé Three Stone Round · Platinum
$5,615.00
The Hayley Bezel Cathedral Solitaire Round Engagement Ring Setting in Platinum
The Hayley Bezel Cathedral Solitaire Round Engagement Ring Setting in Platinum
Bezel Cathedral Solitaire Round · Platinum
$2,515.00
Round Brilliant, Twisted Vine Halo, in Platinum, pave setting | RockHer
The Harmony Twisted Vine Halo Round Engagement Ring Setting in Platinum
Twisted Vine Halo Round · Platinum
$4,045.00
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
The Alannah Luxe French Pavé Halo Round Engagement Ring Setting in Platinum
The Alannah Luxe French Pavé Halo Round Engagement Ring Setting in Platinum
Luxe French Pavé Halo Round · Platinum
$5,150.00
Contemporary Tapered Channel Radiant, in Platinum | RockHer
The Stevie Contemporary Channel Radiant Cut Engagement Ring Setting in Platinum
Contemporary Channel Radiant Cut · Platinum
$2,890.00
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
Twisted Rope Surprise Stone Solitaire Oval, in Platinum – angled view | RockHer
The Charlie Twisted Rope Surprise Stone Solitaire Oval Engagement Ring Setting in Platinum
Twisted Rope Surprise Stone Solitaire Oval · Platinum
$3,360.00
The Selena Bezel Solitaire Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Selena Clover Bezel Accent Solitaire Round Engagement Ring Setting in Platinum
Clover Bezel Accent Solitaire Round · Platinum
$2,140.00
The Brandi Bezel Accent Solitaire Princess Cut Engagement Ring Setting in Platinum
The Brandi Bezel Accent Solitaire Princess Cut Engagement Ring Setting in Platinum
Bezel Accent Solitaire Princess Cut · Platinum
$2,140.00
The Peggy Bezel Accent Solitaire Oval Engagement Ring Setting in Platinum
The Peggy Bezel Accent Solitaire Oval Engagement Ring Setting in Platinum
Bezel Accent Solitaire Oval · Platinum
$2,140.00
The Wanda Hidden Halo Pavé Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Wanda Hidden Halo Pavé Solitaire Emerald Cut Engagement Ring Setting in Platinum
Hidden Halo Pavé Solitaire Emerald Cut · Platinum
$2,705.00
The Cherie Hidden Halo Pavé Solitaire Radiant Cut Engagement Ring Setting in Platinum
The Cherie Hidden Halo Pavé Solitaire Radiant Cut Engagement Ring Setting in Platinum
Hidden Halo Pavé Solitaire Radiant Cut · Platinum
$2,795.00
The Dusty Hidden Halo Solitaire Princess Cut Engagement Ring Setting in Platinum
The Dusty Hidden Halo Solitaire Princess Cut Engagement Ring Setting in Platinum
Hidden Halo Solitaire Princess Cut · Platinum
$3,495.00
Antique Hand-Engraved Solitaire Princess, in Platinum | RockHer
The Stella Antique Hand Engraved Solitaire Princess Cut Engagement Ring Setting in Platinum
Antique Hand Engraved Solitaire Princess Cut · Platinum
$4,115.00
Vintage Wheat Engraved Halo Oval, in Platinum, prong setting | RockHer
The Ramona Vintage Wheat Engraved Halo Oval Engagement Ring Setting in Platinum
Vintage Wheat Engraved Halo Oval · Platinum
$4,725.00
Hand-Engraved Scroll Vintage Solitaire Princess, in Platinum | RockHer
The Virginia Hand Engraved Scroll Vintage Solitaire Princess Cut Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Princess Cut · Platinum
$3,990.00
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
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
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
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
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
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
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
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
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
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
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
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
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
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
Twisted Bypass Solitaire Princess, in Platinum – side profile | RockHer
The Joplin Twisted Bypass Solitaire Princess Cut Engagement Ring Setting in Platinum
Twisted Bypass Solitaire Princess Cut · Platinum
$3,450.00
Three Stone Delicate Halo Oval, in Platinum – angled view | RockHer
The Ivy Three Stone Delicate Halo Oval Engagement Ring Setting in Platinum
Three Stone Delicate Halo Oval · Platinum
$4,320.00
Stair Step Double Halo Cushion, in Platinum | RockHer
The Goldy Stair Double Halo Cushion Cut Engagement Ring Setting in Platinum
Stair Double Halo Cushion Cut · Platinum
$5,605.00
East West Horizontal Halo Oval, in Platinum | RockHer
The Christina East West Horizontal Halo Oval Engagement Ring Setting in Platinum
East West Horizontal Halo Oval · Platinum
$3,785.00
Elegant Cathedral Squared Edge Solitaire Pear Shape, in Platinum, prong setting | RockHer
The Juliette Elegant Cathedral Squared Edge Solitaire Pear Engagement Ring Setting in Platinum
Elegant Cathedral Squared Edge Solitaire Pear · Platinum
$4,050.00
Timeless Graduated Beveled Shank Solitaire Radiant, in Platinum, prong setting | RockHer
The Elena Timeless Graduated Beveled Shank Solitaire Radiant Cut Engagement Ring Setting in Platinum
Timeless Graduated Beveled Shank Solitaire Radiant Cut · Platinum
$3,080.00
Cathedral Comfort Fit Solitaire Radiant, in Platinum, prong setting | RockHer
The Ellie Cathedral Comfort Fit Solitaire Radiant Cut Engagement Ring Setting in Platinum
Cathedral Comfort Fit Solitaire Radiant Cut · Platinum
$2,795.00
Beveled Edge Comfort Fit Solitaire Pear Shape, in Platinum, prong setting | RockHer
The Carmen Beveled Edge Comfort Fit Solitaire Pear Engagement Ring Setting in Platinum
Beveled Edge Comfort Fit Solitaire Pear · Platinum
$2,985.00
The Tori Rounded Comfort Fit Solitaire Radiant Cut Engagement Ring Setting in Platinum
The Tori Rounded Comfort Fit Solitaire Radiant Cut Engagement Ring Setting in Platinum
Rounded Comfort Fit Solitaire Radiant Cut · Platinum
$2,330.00
Cathedral Squared Edge Solitaire Radiant, in Platinum, prong setting | RockHer
The Charlotte Cathedral Squared Edge Solitaire Radiant Cut Engagement Ring Setting in Platinum
Cathedral Squared Edge Solitaire Radiant Cut · Platinum
$4,115.00
Hand-Engraved Milgrain Halo Princess, in Platinum, pave setting | RockHer
The Talea Hand Engraved Milgrain Halo Princess Cut Engagement Ring Setting in Platinum
Hand Engraved Milgrain Halo Princess Cut · Platinum
$4,825.00
The Roberta Vintage Leaf Pattern Solitaire Radiant Cut Engagement Ring Setting in Platinum
The Roberta Vintage Leaf Pattern Solitaire Radiant Cut Engagement Ring Setting in Platinum
Vintage Leaf Pattern Solitaire Radiant Cut · Platinum
$3,170.00
Delicate Three Stone Halo Princess, in Platinum, pave setting | RockHer
The Jennifer Delicate Three Stone Halo Princess Cut Engagement Ring Setting in Platinum
Delicate Three Stone Halo Princess Cut · Platinum
$5,005.00
The Anita Classic Three Stone Radiant Cut Engagement Ring Setting in Platinum
The Anita Classic Three Stone Radiant Cut Engagement Ring Setting in Platinum
Classic Three Stone Radiant Cut · Platinum
$4,010.00
Bypass Pavé Twist Princess, in Platinum, pave setting | RockHer
The Ottava Bypass Pavé Twist Princess Cut Engagement Ring Setting in Platinum
Bypass Pavé Twist Princess Cut · Platinum
$4,545.00
Open Double Row Split Shank Halo Princess, in Platinum, pave setting | RockHer
The Michelle Double Halo Princess Cut Engagement Ring Setting in Platinum
Double Halo Princess Cut · Platinum
$5,645.00
Split Shank Pavé Halo Princess, in Platinum, pave setting | RockHer
The Nicki Split Shank Pavé Halo Princess Cut Engagement Ring Setting in Platinum
Split Shank Pavé Halo Princess Cut · Platinum
$5,285.00
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.