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 Roberta Vintage Leaf Pattern Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Roberta Vintage Leaf Pattern Solitaire Emerald Cut Engagement Ring Setting in Platinum
Vintage Leaf Pattern Solitaire Emerald Cut · Platinum
$3,170.00
The Anita Classic Three Stone Emerald Cut Engagement Ring Setting in Platinum
The Anita Classic Three Stone Emerald Cut Engagement Ring Setting in Platinum
Classic Three Stone Emerald Cut · Platinum
$4,010.00
The Angelica Three Stone Matched Emerald Cut Engagement Ring Setting in Platinum
The Angelica Three Stone Matched Emerald Cut Engagement Ring Setting in Platinum
Three Stone Matched Emerald Cut · Platinum
$7,435.00
The Aida Hand Engraved Vintage Cathedral Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Aida Hand Engraved Vintage Cathedral Solitaire Emerald Cut Engagement Ring Setting in Platinum
Hand Engraved Vintage Cathedral Solitaire Emerald Cut · Platinum
$3,750.00
The Veronica Hand Engraved Scroll Vintage Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Veronica Hand Engraved Scroll Vintage Solitaire Emerald Cut Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Emerald Cut · Platinum
$3,265.00
European Cut, Bold Double Halo Emerald, in Platinum, pave setting | RockHer
The Dinah Double Halo Emerald Cut Engagement Ring Setting in Platinum
Double Halo Emerald Cut · Platinum
$7,950.00
The Whitney Double Halo Emerald Cut Engagement Ring Setting in Platinum
The Whitney Double Halo Emerald Cut Engagement Ring Setting in Platinum
Double Halo Emerald Cut · Platinum
$5,035.00
Classic Shared Prong Halo Asscher, in Platinum, pave setting | RockHer
The Etta Classic Shared Prong Halo Asscher Cut Engagement Ring Setting in Platinum
Classic Shared Prong Halo Asscher Cut · Platinum
$4,120.00
The Janis Solitaire Engagement Ring Setting for Cushion Diamonds in Platinum | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Cushion Cut Engagement Ring Setting in Platinum
Hand Engraved Milgrain Vintage Solitaire Cushion Cut · Platinum
$4,690.00
Round Comfort Fit Claw Prong Solitaire Heart Shape, in Platinum | RockHer
The Floria Comfort Fit Claw Prong Solitaire Heart Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Heart · Platinum
$2,140.00
Tapered Baguette Three Stone Cushion, in Platinum, channel setting | RockHer
The June Three Stone Cushion Cut Engagement Ring Setting in Platinum
Three Stone Cushion Cut · Platinum
$4,105.00
The Norah Classic Linear French Pavé Cushion Cut Engagement Ring Setting in Platinum
The Norah Classic Linear French Pavé Cushion Cut Engagement Ring Setting in Platinum
Classic Linear French Pavé Cushion Cut · Platinum
$3,170.00
Double Claw Prong French Pavé Asscher, in Platinum | RockHer
The Kelly Double Claw Prong French Pavé Asscher Cut Engagement Ring Setting in Platinum
Double Claw Prong French Pavé Asscher Cut · Platinum
$2,795.00
Classic Low Base Solitaire Heart Shape, in Platinum, prong setting | RockHer
The Lolette Classic Low Base Solitaire Heart Engagement Ring Setting in Platinum
Classic Low Base Solitaire Heart · Platinum
$2,140.00
The Isolde Petite Knife Edge Solitaire Emerald Cut Engagement Ring Setting in Platinum
The Isolde Petite Knife Edge Solitaire Emerald Cut Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Emerald Cut · Platinum
$6,195.00
Five Prong Comfort Fit Claw Solitaire Heart Shape, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Heart Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Heart · Platinum
$2,425.00
Contemporary Comfort Fit Flat Shank Solitaire Cushion, in Platinum, prong setting | RockHer
The Viola Contemporary Comfort Fit Flat Shank Solitaire Cushion Cut Engagement Ring Setting in Platinum
Contemporary Comfort Fit Flat Shank Solitaire Cushion Cut · Platinum
$2,425.00
The Gladys Pinched Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Gladys Pinched Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
Pinched Cathedral Solitaire Cushion Cut · Platinum
$3,615.00
The Hayley Bezel Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Hayley Bezel Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
Bezel Cathedral Solitaire Cushion Cut · Platinum
$2,515.00
Delicate Twist Cathedral Solitaire Asscher, in Platinum, prong setting | RockHer
The Priscilla Delicate Twist Cathedral Solitaire Asscher Cut Engagement Ring Setting in Platinum
Delicate Twist Cathedral Solitaire Asscher Cut · Platinum
$2,705.00
The Alannah Luxe French Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
The Alannah Luxe French Pavé Halo Cushion Cut Engagement Ring Setting in Platinum
Luxe French Pavé Halo Cushion Cut · Platinum
$5,120.00
Contemporary Tapered Channel Asscher, in Platinum | RockHer
The Stevie Contemporary Channel Asscher Cut Engagement Ring Setting in Platinum
Contemporary Channel Asscher Cut · Platinum
$2,970.00
The Donna Cathedral Engagement Ring Setting for Cushion Diamonds in 18K White Gold | RockHer
The Donna Cathedral French Pavé Solitaire Cushion Cut Engagement Ring Setting in Platinum
Cathedral French Pavé Solitaire Cushion Cut · Platinum
$3,170.00
Elegant Cathedral Squared Edge Solitaire Asscher, in Platinum, prong setting | RockHer
The Juliette Elegant Cathedral Squared Edge Solitaire Asscher Cut Engagement Ring Setting in Platinum
Elegant Cathedral Squared Edge Solitaire Asscher Cut · Platinum
$4,050.00
Timeless Graduated Beveled Shank Solitaire Cushion, in Platinum, prong setting | RockHer
The Elena Timeless Graduated Beveled Shank Solitaire Cushion Cut Engagement Ring Setting in Platinum
Timeless Graduated Beveled Shank Solitaire Cushion Cut · Platinum
$3,080.00
Cathedral Comfort Fit Solitaire Asscher, in Platinum, prong setting | RockHer
The Ellie Cathedral Comfort Fit Solitaire Asscher Cut Engagement Ring Setting in Platinum
Cathedral Comfort Fit Solitaire Asscher Cut · Platinum
$2,795.00
Beveled Edge Comfort Fit Solitaire Asscher, in Platinum, prong setting | RockHer
The Carmen Beveled Edge Comfort Fit Solitaire Asscher Cut Engagement Ring Setting in Platinum
Beveled Edge Comfort Fit Solitaire Asscher Cut · Platinum
$2,985.00
The Tori Rounded Comfort Fit Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Tori Rounded Comfort Fit Solitaire Cushion Cut Engagement Ring Setting in Platinum
Rounded Comfort Fit Solitaire Cushion Cut · Platinum
$2,330.00
The Charlotte Cathedral Squared Edge Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Charlotte Cathedral Squared Edge Solitaire Cushion Cut Engagement Ring Setting in Platinum
Cathedral Squared Edge Solitaire Cushion Cut · Platinum
$4,115.00
The Roberta Vintage Leaf Pattern Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Roberta Vintage Leaf Pattern Solitaire Cushion Cut Engagement Ring Setting in Platinum
Vintage Leaf Pattern Solitaire Cushion Cut · Platinum
$3,170.00
The Anita Classic Three Stone Cushion Cut Engagement Ring Setting in Platinum
The Anita Classic Three Stone Cushion Cut Engagement Ring Setting in Platinum
Classic Three Stone Cushion Cut · Platinum
$4,010.00
The Angelica Three Stone Engagement Ring Setting for Cushion Diamonds in Platinum | RockHer
The Angelica Three Stone Matched Cushion Cut Engagement Ring Setting in Platinum
Three Stone Matched Cushion Cut · Platinum
$7,435.00
The Aida Hand Engraved Vintage Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Aida Hand Engraved Vintage Cathedral Solitaire Cushion Cut Engagement Ring Setting in Platinum
Hand Engraved Vintage Cathedral Solitaire Cushion Cut · Platinum
$3,750.00
The Veronica Hand Engraved Scroll Vintage Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Veronica Hand Engraved Scroll Vintage Solitaire Cushion Cut Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Cushion Cut · Platinum
$3,265.00
The Dinah Double Halo Cushion Cut Engagement Ring Setting in Platinum
The Dinah Double Halo Cushion Cut Engagement Ring Setting in Platinum
Double Halo Cushion Cut · Platinum
$7,950.00
Double Pavé Halo Linear Band Cushion, in Platinum, pave setting – angled view | RockHer
The Whitney Double Halo Cushion Cut Engagement Ring Setting in Platinum
Double Halo Cushion Cut · Platinum
$4,945.00
Hand-Engraved Milgrain Vintage Solitaire Asscher, in Platinum, prong setting | RockHer
The Janis Hand Engraved Milgrain Vintage Solitaire Asscher Cut Engagement Ring Setting in Platinum
Hand Engraved Milgrain Vintage Solitaire Asscher Cut · Platinum
$4,690.00
Round Comfort Fit Claw Prong Solitaire Cushion, in Platinum | RockHer
The Floria Comfort Fit Claw Prong Solitaire Cushion Cut Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Cushion Cut · Platinum
$2,140.00
Classic Linear French Pavé Asscher, in Platinum | RockHer
The Norah Classic Linear French Pavé Asscher Cut Engagement Ring Setting in Platinum
Classic Linear French Pavé Asscher Cut · Platinum
$3,170.00
European Cut, Classic Low Base Solitaire Emerald, in Platinum, prong setting | RockHer
The Lolette Classic Low Base Solitaire Emerald Cut Engagement Ring Setting in Platinum
Classic Low Base Solitaire Emerald Cut · Platinum
$2,145.00
The Isolde Petite Knife Edge Solitaire Cushion Cut Engagement Ring Setting in Platinum
The Isolde Petite Knife Edge Solitaire Cushion Cut Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Cushion Cut · Platinum
$2,140.00
Five Prong Comfort Fit Claw Solitaire Cushion, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Cushion Cut Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Cushion Cut · Platinum
$2,425.00
Bezel Cathedral Solitaire Asscher, in Platinum | RockHer
The Hayley Bezel Cathedral Solitaire Asscher Cut Engagement Ring Setting in Platinum
Bezel Cathedral Solitaire Asscher Cut · Platinum
$2,515.00
Luxe French Pavé Halo Asscher, in Platinum, prong setting – front view | RockHer
The Alannah Luxe French Pavé Halo Asscher Cut Engagement Ring Setting in Platinum
Luxe French Pavé Halo Asscher Cut · Platinum
$5,195.00
The Donna Cathedral French Pavé Solitaire Asscher Cut Engagement Ring Setting in Platinum
The Donna Cathedral French Pavé Solitaire Asscher Cut Engagement Ring Setting in Platinum
Cathedral French Pavé Solitaire Asscher Cut · Platinum
$3,170.00
Timeless Graduated Beveled Shank Solitaire Asscher, in Platinum, prong setting | RockHer
The Elena Timeless Graduated Beveled Shank Solitaire Asscher Cut Engagement Ring Setting in Platinum
Timeless Graduated Beveled Shank Solitaire Asscher Cut · Platinum
$3,080.00
Cathedral Comfort Fit Solitaire Pear Shape, in Platinum, prong setting | RockHer
The Ellie Cathedral Comfort Fit Solitaire Pear Engagement Ring Setting in Platinum
Cathedral Comfort Fit Solitaire Pear · Platinum
$2,795.00
Beveled Edge Comfort Fit Solitaire Radiant, in Platinum, prong setting | RockHer
The Carmen Beveled Edge Comfort Fit Solitaire Radiant Cut Engagement Ring Setting in Platinum
Beveled Edge Comfort Fit Solitaire Radiant Cut · Platinum
$2,985.00
Rounded Comfort Fit Solitaire Asscher, in Platinum, prong setting | RockHer
The Tori Rounded Comfort Fit Solitaire Asscher Cut Engagement Ring Setting in Platinum
Rounded Comfort Fit Solitaire Asscher Cut · Platinum
$2,330.00
Cathedral Squared Edge Solitaire Asscher, in Platinum, prong setting | RockHer
The Charlotte Cathedral Squared Edge Solitaire Asscher Cut Engagement Ring Setting in Platinum
Cathedral Squared Edge Solitaire Asscher Cut · Platinum
$4,115.00
Vintage Leaf Pattern Solitaire Asscher, in Platinum, prong setting | RockHer
The Roberta Vintage Leaf Pattern Solitaire Asscher Cut Engagement Ring Setting in Platinum
Vintage Leaf Pattern Solitaire Asscher Cut · Platinum
$3,170.00
Classic Three Stone Asscher, in Platinum, prong setting | RockHer
The Anita Classic Three Stone Asscher Cut Engagement Ring Setting in Platinum
Classic Three Stone Asscher Cut · Platinum
$4,010.00
Three Stone Matched Shape Asscher, in Platinum, prong setting | RockHer
The Angelica Three Stone Matched Asscher Cut Engagement Ring Setting in Platinum
Three Stone Matched Asscher Cut · Platinum
$7,435.00
Hand-Engraved Vintage Cathedral Solitaire Asscher, in Platinum, prong setting | RockHer
The Aida Hand Engraved Vintage Cathedral Solitaire Asscher Cut Engagement Ring Setting in Platinum
Hand Engraved Vintage Cathedral Solitaire Asscher Cut · Platinum
$3,750.00
Hand-Engraved Scroll Vintage Solitaire Asscher, in Platinum | RockHer
The Veronica Hand Engraved Scroll Vintage Solitaire Asscher Cut Engagement Ring Setting in Platinum
Hand Engraved Scroll Vintage Solitaire Asscher Cut · Platinum
$3,265.00
Bold Double Halo Asscher, in Platinum, pave setting | RockHer
The Dinah Double Halo Asscher Cut Engagement Ring Setting in Platinum
Double Halo Asscher Cut · Platinum
$8,055.00
Double Pavé Halo Linear Band Asscher, in Platinum, pave setting | RockHer
The Whitney Double Halo Asscher Cut Engagement Ring Setting in Platinum
Double Halo Asscher Cut · Platinum
$4,990.00
Round Comfort Fit Claw Prong Solitaire Asscher, in Platinum | RockHer
The Floria Comfort Fit Claw Prong Solitaire Asscher Cut Engagement Ring Setting in Platinum
Comfort Fit Claw Prong Solitaire Asscher Cut · Platinum
$2,140.00
Classic Low Base Solitaire Asscher, in Platinum, prong setting | RockHer
The Lolette Classic Low Base Solitaire Asscher Cut Engagement Ring Setting in Platinum
Classic Low Base Solitaire Asscher Cut · Platinum
$2,140.00
Petite Knife Edge Solitaire Asscher, in Platinum, prong setting | RockHer
The Isolde Petite Knife Edge Solitaire Asscher Cut Engagement Ring Setting in Platinum
Petite Knife Edge Solitaire Asscher Cut · Platinum
$2,140.00
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
Keep Looking

Continue Exploring

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

Book a Consultation

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.