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, Antique Scroll Gallery East-West Solitaire, in Platinum | RockHer
The Natalia Antique Scroll Gallery East West Solitaire Round Engagement Ring Setting in Platinum
Antique Scroll Gallery East West Solitaire Round · Platinum
$2,050.00
Round Brilliant, Twisted Rope Braid Solitaire, in Platinum | RockHer
The Maggie Twisted Rope Solitaire Round Engagement Ring Setting in Platinum
Twisted Rope Solitaire Round · Platinum
$2,985.00
Round Brilliant, Plain High Polish Split Shank Solitaire, in Platinum | RockHer
The Lorelei Plain High Polish Split Shank Solitaire Round Engagement Ring Setting in Platinum
Plain High Polish Split Shank Solitaire Round · Platinum
$4,700.00
Round Brilliant, Wide High Polish Tension Channel Solitaire, in Platinum | RockHer
The Lola Cigar Band Solitaire Round Engagement Ring Setting in Platinum
Cigar Band Solitaire Round · Platinum
$5,240.00
Round Brilliant, Asymmetrical Bypass Twist Solitaire, in Platinum | RockHer
The Leah Asymmetrical Bypass Twist Solitaire Round Engagement Ring Setting in Platinum
Asymmetrical Bypass Twist Solitaire Round · Platinum
$3,980.00
Round Brilliant, Vintage Scroll Cutout Solitaire, in Platinum | RockHer
The Layla Vintage Scroll Cutout Solitaire Round Engagement Ring Setting in Platinum
Vintage Scroll Cutout Solitaire Round · Platinum
$2,705.00
Round Brilliant, Half Bezel Tension Set Solitaire, in Platinum | RockHer
The Julia Bezel Tension Set Solitaire Round Engagement Ring Setting in Platinum
Bezel Tension Set Solitaire Round · Platinum
$2,515.00
Round Brilliant, Twisted Bypass Solitaire, in Platinum | RockHer
The Joplin Twisted Bypass Solitaire Round Engagement Ring Setting in Platinum
Twisted Bypass Solitaire Round · Platinum
$3,360.00
The Ivy Three Stone Delicate Halo Round Engagement Ring Setting in Platinum
The Ivy Three Stone Delicate Halo Round Engagement Ring Setting in Platinum
Three Stone Delicate Halo Round · Platinum
$4,570.00
Round Brilliant, Stair Step Double Halo, in Platinum | RockHer
The Goldy Stair Double Halo Round Engagement Ring Setting in Platinum
Stair Double Halo Round · Platinum
$5,755.00
The Rosina Engagement Ring Setting for Round Diamonds in Platinum | RockHer
The Rosina Open Intertwined Pavé Row Round Engagement Ring Setting in Platinum
Open Intertwined Pavé Row Round · Platinum
$7,110.00
Round Brilliant, East West Horizontal Halo, in Platinum | RockHer
The Christina East West Horizontal Halo Round Engagement Ring Setting in Platinum
East West Horizontal Halo Round · Platinum
$3,730.00
Round Brilliant, Modern Blossom Cluster, in Platinum – angled view | RockHer
The Pamina Cluster Halo Round Engagement Ring Setting in Platinum
Cluster Halo Round · Platinum
$7,220.00
Princess, Bypass Twist Pavé Swirl, in Platinum | RockHer
The Marguerite Bypass Twist Pavé Swirl Princess Cut Engagement Ring Setting in Platinum
Bypass Twist Pavé Swirl Princess Cut · Platinum
$5,100.00
Round Brilliant, Simple Low Base Knife Edge Solitaire, in Platinum, prong setting | RockHer
The Leonora Simple Low Base Knife Edge Solitaire Round Engagement Ring Setting in Platinum
Simple Low Base Knife Edge Solitaire Round · Platinum
$2,330.00
The Juliette Elegant Cathedral Squared Edge Solitaire Round Engagement Ring Setting in Platinum
The Juliette Elegant Cathedral Squared Edge Solitaire Round Engagement Ring Setting in Platinum
Elegant Cathedral Squared Edge Solitaire Round · Platinum
$4,050.00
Round Brilliant, Timeless Comfort Fit Rounded Solitaire, in Platinum, prong setting | RockHer
The Elsa Timeless Comfort Fit Rounded Solitaire Round Engagement Ring Setting in Platinum
Timeless Comfort Fit Rounded Solitaire Round · Platinum
$2,330.00
Round Brilliant, Timeless Graduated Beveled Shank Solitaire, in Platinum, prong setting | RockHer
The Elena Timeless Graduated Beveled Shank Solitaire Round Engagement Ring Setting in Platinum
Timeless Graduated Beveled Shank Solitaire Round · Platinum
$3,050.00
The Ellie Cathedral Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
The Ellie Cathedral Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
Cathedral Comfort Fit Solitaire Round · Platinum
$2,795.00
Round Brilliant, Beveled Edge Comfort Fit Solitaire, in Platinum, prong setting | RockHer
The Carmen Beveled Edge Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
Beveled Edge Comfort Fit Solitaire Round · Platinum
$2,985.00
The Tori Rounded Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
The Tori Rounded Comfort Fit Solitaire Round Engagement Ring Setting in Platinum
Rounded Comfort Fit Solitaire Round · Platinum
$2,235.00
The Charlotte Cathedral Squared Edge Solitaire Round Engagement Ring Setting in Platinum
The Charlotte Cathedral Squared Edge Solitaire Round Engagement Ring Setting in Platinum
Cathedral Squared Edge Solitaire Round · Platinum
$4,075.00
Round Brilliant, Hand-Engraved Milgrain Halo, in Platinum, pave setting | RockHer
The Talea Hand Engraved Milgrain Halo Round Engagement Ring Setting in Platinum
Hand Engraved Milgrain Halo Round · Platinum
$4,760.00
The Roberta Vintage Leaf Pattern Solitaire Round Engagement Ring Setting in Platinum
The Roberta Vintage Leaf Pattern Solitaire Round Engagement Ring Setting in Platinum
Vintage Leaf Pattern Solitaire Round · Platinum
$3,170.00
The Jennifer Delicate Three Stone Halo Round Engagement Ring Setting in Platinum
The Jennifer Delicate Three Stone Halo Round Engagement Ring Setting in Platinum
Delicate Three Stone Halo Round · Platinum
$4,970.00
The Anita Classic Three Stone Round Engagement Ring Setting in Platinum
The Anita Classic Three Stone Round Engagement Ring Setting in Platinum
Classic Three Stone Round · Platinum
$4,010.00
Round Brilliant, Bypass Pavé Twist, in Platinum, pave setting | RockHer
The Ottava Bypass Pavé Twist Round Engagement Ring Setting in Platinum
Bypass Pavé Twist Round · Platinum
$4,505.00
Round Brilliant, Swirl Twist Pavé Halo, in Platinum, pave setting – angled view | RockHer
The Ariana Swirl Halo Round Engagement Ring Setting in Platinum
Swirl Halo Round · Platinum
$4,375.00
Round Brilliant, Open Double Row Split Shank Halo, in Platinum, pave setting | RockHer
The Michelle Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$5,610.00
Round Brilliant, Double Halo Split Shank Pavé, in Platinum, pave setting – angled view | RockHer
The Nedda Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$5,030.00
Round Brilliant, Split Shank Pavé Halo Round, in Platinum, pave setting | RockHer
The Nicki Split Shank Pavé Halo Round Engagement Ring Setting in Platinum
Split Shank Pavé Halo Round · Platinum
$5,175.00
Round Brilliant, Floral Split Shank Halo, in Platinum, prong setting – front view | RockHer
The Nera Floral Split Shank Halo Round Engagement Ring Setting in Platinum
Floral Split Shank Halo Round · Platinum
$4,325.00
Round Brilliant, Open Twisted Triple Halo, in Platinum, pave setting | RockHer
The Melisma Open Twisted Triple Halo Round Engagement Ring Setting in Platinum
Open Twisted Triple Halo Round · Platinum
$6,260.00
Round Brilliant, Double Halo Linear Pavé, in Platinum, pave setting | RockHer
The Medley Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$5,705.00
Round Brilliant, Classic Linear Halo, in Platinum, pave setting | RockHer
The Nina Classic Linear Halo Round Engagement Ring Setting in Platinum
Classic Linear Halo Round · Platinum
$3,360.00
Round Brilliant, Diamond Pavé Halo, in Platinum, pave setting – angled view | RockHer
The Dionne Diamond Pavé Halo Round Engagement Ring Setting in Platinum
Diamond Pavé Halo Round · Platinum
$2,795.00
Round Brilliant, Classic Prong Diamond Halo, in Platinum, pave setting – angled view | RockHer
The Carnie Classic Prong Diamond Halo Round Engagement Ring Setting in Platinum
Classic Prong Diamond Halo Round · Platinum
$3,895.00
Round Brilliant, Classic Shared Prong Halo Round, in Platinum, pave setting – angled view | RockHer
The Everly Classic Shared Prong Halo Round Engagement Ring Setting in Platinum
Classic Shared Prong Halo Round · Platinum
$4,015.00
The Kate Classic French Pavé Halo Round Engagement Ring Setting in Platinum
The Kate Classic French Pavé Halo Round Engagement Ring Setting in Platinum
Classic French Pavé Halo Round · Platinum
$3,970.00
The Hymn French Pavé Halo Frame Round Engagement Ring Setting in Platinum
The Hymn French Pavé Halo Frame Round Engagement Ring Setting in Platinum
French Pavé Halo Frame Round · Platinum
$3,640.00
Round Brilliant, Split Shank French Pavé, in Platinum, pave setting | RockHer
The Jessie Split Shank French Pavé Round Engagement Ring Setting in Platinum
Split Shank French Pavé Round · Platinum
$4,300.00
Round Brilliant, Channel Set Pavé, in Platinum, pave setting | RockHer
The Celesta Channel Set Pavé Round Engagement Ring Setting in Platinum
Channel Set Pavé Round · Platinum
$4,400.00
Round Brilliant, Classic Three Stone Round, in Platinum, pave setting – front view | RockHer
The Natalie Classic Three Stone Round Engagement Ring Setting in Platinum
Classic Three Stone Round · Platinum
$5,235.00
Round Brilliant, Double Halo Split Shank, in Platinum, prong setting | RockHer
The Betty Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$6,120.00
Round Brilliant, Shared Prong Halo Round, in Platinum, pave setting | RockHer
The Alicia Shared Prong Halo Round Engagement Ring Setting in Platinum
Shared Prong Halo Round · Platinum
$4,190.00
The Sonata Graduated Shank Pavé Halo Round Engagement Ring Setting in Platinum
The Sonata Graduated Shank Pavé Halo Round Engagement Ring Setting in Platinum
Graduated Shank Pavé Halo Round · Platinum
$3,975.00
Round Brilliant, Linear Bezel Pavé, in Platinum – angled view | RockHer
The Cappella Linear Bezel Pavé Round Engagement Ring Setting in Platinum
Linear Bezel Pavé Round · Platinum
$3,080.00
Round Brilliant, Double Halo Scalloped Pavé, in Platinum, pave setting | RockHer
The Cadence Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$4,600.00
Round Brilliant, Modern French Pavé Halo, in Platinum, pave setting | RockHer
The Eddie Modern French Pavé Halo Round Engagement Ring Setting in Platinum
Modern French Pavé Halo Round · Platinum
$4,475.00
Round Brilliant, Double Halo Sunburst, in Platinum, pave setting – angled view | RockHer
The Arietta Double Halo Round Engagement Ring Setting in Platinum
Double Halo Round · Platinum
$6,475.00
The Allegra Shared Prong Pavé Halo Round Engagement Ring Setting in Platinum
The Allegra Shared Prong Pavé Halo Round Engagement Ring Setting in Platinum
Shared Prong Pavé Halo Round · Platinum
$3,915.00
The Cosette Pavé Halo Round Engagement Ring Setting in Platinum
The Cosette Pavé Halo Round Engagement Ring Setting in Platinum
Pavé Halo Round · Platinum
$3,265.00
Round Brilliant, Classic Prong Halo, in Platinum, pave setting – front view | RockHer
The Bianca Classic Prong Halo Round Engagement Ring Setting in Platinum
Classic Prong Halo Round · Platinum
$3,050.00
The Annie Halo Round Engagement Ring Setting in Platinum
The Annie Halo Round Engagement Ring Setting in Platinum
Halo Round · Platinum
$6,425.00
Round Brilliant, Pavé Swirl Halo, in Platinum, pave setting | RockHer
The Adelaide Pavé Swirl Halo Round Engagement Ring Setting in Platinum
Pavé Swirl Halo Round · Platinum
$5,175.00
Round Brilliant, Love Knot Halo, in Platinum, pave setting – angled view | RockHer
The Calista Love Knot Halo Round Engagement Ring Setting in Platinum
Love Knot Halo Round · Platinum
$5,565.00
Round Brilliant, Love Knot Pavé Halo, in Platinum, pave setting – angled view | RockHer
The Bess Love Knot Pavé Halo Round Engagement Ring Setting in Platinum
Love Knot Pavé Halo Round · Platinum
$6,230.00
Round Brilliant, French Pavé Three Stone, in Platinum, prong setting – angled view | RockHer
The Anna Three Stone Halo Round Engagement Ring Setting in Platinum
Three Stone Halo Round · Platinum
$4,925.00
The Angelica Three Stone Matched Round Engagement Ring Setting in Platinum
The Angelica Three Stone Matched Round Engagement Ring Setting in Platinum
Three Stone Matched Round · Platinum
$7,395.00
Round Brilliant, Three Stone Halo, in Platinum, pave setting – angled view | RockHer
The Andrea Three Stone Halo Round Engagement Ring Setting in Platinum
Three Stone Halo Round · Platinum
$5,225.00
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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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.