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.

Five Prong Comfort Fit Claw Solitaire Asscher, in Platinum | RockHer
The Gilda Five Prong Comfort Fit Claw Solitaire Asscher Cut Engagement Ring Setting in Platinum
Five Prong Comfort Fit Claw Solitaire Asscher Cut · Platinum
$2,425.00
Cushion Bold Band Solitaire, in Platinum, prong setting – front view | RockHer
The Sloane Bold Band Solitaire In Pt18001hivs Cu125rh Cushion Cut Engagement Ring Setting in Platinum
Bold Band Solitaire In Pt18001hivs Cu125rh Cushion Cut · Platinum
From $5,605.00
The Agnes Bezel Solitaire In Hexagon Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Hexagon Engagement Ring Setting in Platinum
Bezel Solitaire In Hexagon · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Half Moon Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Half Moon Engagement Ring Setting in Platinum
Bezel Solitaire In Half Moon · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Marquise Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Marquise Engagement Ring Setting in Platinum
Bezel Solitaire In Marquise · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Radiant Cut Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Radiant Cut Engagement Ring Setting in Platinum
Bezel Solitaire In Radiant Cut · Platinum
From $2,140.00
The Agnes Square Bezel Solitaire In Step Engagement Ring Setting in Platinum
The Agnes Square Bezel Solitaire In Step Engagement Ring Setting in Platinum
Square Bezel Solitaire In Step · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Heart Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Heart Engagement Ring Setting in Platinum
Bezel Solitaire In Heart · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Kite Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Kite Engagement Ring Setting in Platinum
Bezel Solitaire In Kite · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Emerald Cut Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Emerald Cut Engagement Ring Setting in Platinum
Bezel Solitaire In Emerald Cut · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Round Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Round Engagement Ring Setting in Platinum
Bezel Solitaire In Round · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Princess Cut Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Princess Cut Engagement Ring Setting in Platinum
Bezel Solitaire In Princess Cut · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Rose Cut Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Rose Cut Engagement Ring Setting in Platinum
Bezel Solitaire In Rose Cut · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Shield Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Shield Engagement Ring Setting in Platinum
Bezel Solitaire In Shield · Platinum
From $2,140.00
The Agnes bezel solitaire old european cut engagement ring setting in platinum — alt-angle hero — RockHer
The Agnes Bezel Solitaire In Old European Engagement Ring Setting in Platinum
Bezel Solitaire In Old European · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Asscher Cut Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Asscher Cut Engagement Ring Setting in Platinum
Bezel Solitaire In Asscher Cut · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Trillion Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Trillion Engagement Ring Setting in Platinum
Bezel Solitaire In Trillion · Platinum
From $2,140.00
The Agnes Bezel Solitaire Engagement Ring Setting for Oval Diamonds in Platinum | RockHer
The Agnes Bezel Solitaire In Oval Engagement Ring Setting in Platinum
Bezel Solitaire In Oval · Platinum
From $2,140.00
The Agnes Bezel Solitaire Engagement Ring Setting for Cushion Diamonds in Platinum | RockHer
The Agnes Bezel Solitaire In Cushion Cut Engagement Ring Setting in Platinum
Bezel Solitaire In Cushion Cut · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Pear Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Pear Engagement Ring Setting in Platinum
Bezel Solitaire In Pear · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Briolette Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Briolette Engagement Ring Setting in Platinum
Bezel Solitaire In Briolette · Platinum
From $2,140.00
The Agnes Bezel Solitaire In Tapered Baguette Engagement Ring Setting in Platinum
The Agnes Bezel Solitaire In Tapered Baguette Engagement Ring Setting in Platinum
Bezel Solitaire In Tapered Baguette · Platinum
From $2,140.00
Agnes Select Bezel Solitaire In Briolette Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Briolette Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Briolette · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Asscher Cut Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Asscher Cut Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Asscher Cut · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Shield Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Shield Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Shield · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Radiant Cut Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Radiant Cut Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Radiant Cut · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Hexagon Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Hexagon Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Hexagon · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Tapered Baguette Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Tapered Baguette Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Tapered Baguette · Platinum
From $2,230.00
The Agnes Select bezel solitaire old european cut engagement ring in platinum — alt-angle hero — RockHer
The Agnes Select Bezel Solitaire In Old European Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Old European · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Rose Cut Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Rose Cut Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Rose Cut · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Round Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Round Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Round · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Pear Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Pear Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Pear · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Trillion Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Trillion Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Trillion · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Cushion Cut Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Cushion Cut Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Cushion Cut · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Half Moon Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Half Moon Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Half Moon · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Marquise Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Marquise Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Marquise · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Heart Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Heart Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Heart · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Princess Cut Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Princess Cut Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Princess Cut · Platinum
From $2,215.00
Agnes Select Square Bezel Solitaire In Step Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Square Bezel Solitaire In Step Lab Diamond Engagement Ring in Platinum
Select Square Bezel Solitaire In Step · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Emerald Cut Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Emerald Cut Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Emerald Cut · Platinum
From $2,215.00
Agnes Select Bezel Solitaire In Kite Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Kite Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Kite · Platinum
From $2,230.00
Agnes Select Bezel Solitaire In Oval Lab Diamond Engagement Ring in Platinum, shown on hand, angled | RockHer
The Agnes Select Bezel Solitaire In Oval Lab Diamond Engagement Ring in Platinum
Select Bezel Solitaire In Oval · Platinum
From $2,215.00
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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Engagement Rings
Engagement Rings
Made to order in Los Angeles
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Wedding Bands
Wedding Bands
For him & for her
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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

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.