receive a complimentary pair of diamond earrings with your engagement ring order. use code IONA24US at checkout. T&Cs apply >
90 day returns policy | Buy now, pay later - read more
Contact us Cart
1

Select your ring

 2

Select your diamond
3

Personalize your ring

Platinum Radiant Diamond Engagement Rings

Drawing together timeless design with modern artistry, our collection of platinum radiant diamond engagement rings offers you an exciting selection of unique rings, allowing you to find a design that speaks to love you share with your partner. Certain styles determine the overall silhouette and impact of your engagement ring, so take time to consider if a solitaire, pavé, halo, or trilogy design is the one for you. Choosing a radiant diamond is a fantastic way to combine a unique rectangular shape with maximum brilliance and fire, making it a striking addition to any engagement ring design. Our designers draw creative inspiration from all over to bring you a diverse range of platinum radiant diamond engagement rings, so explore our full selection of design styles below.

Clock
18 rings found
Sort by
Taylor & Hart Thyme Radiant Engagement Ring 360 detail 01

Thyme

Radiant solitaire engagement ring with hidden diamond halo and pavé band

from $1,925
Taylor & Hart Dulcet Radiant Engagement Ring 360 detail 01

Dulcet

Radiant diamond center and fishtail pavé diamond band engagement ring set in platinum

from $1,365
Taylor & Hart Aurora Radiant Engagement Ring 360 detail 01

Aurora

Radiant center and fishtail diamond pavé band engagement ring

from $2,065
Taylor & Hart Allure Radiant Engagement Ring 360 detail 01

Allure

Radiant diamond center and pavé diamond halo engagement ring set in platinum

from $2,065
Taylor & Hart Demure Radiant Engagement Ring 360 detail 01

Demure

Radiant diamond solitaire engagement ring set in platinum

from $945
Taylor & Hart Hope Radiant Engagement Ring 360 detail 01

Hope

Radiant diamond four-prong solitaire engagement ring set in platinum

from $1,015
Taylor & Hart Lissome Radiant Engagement Ring 360 detail 01

Lissome

Radiant diamond center and pavé diamond band engagement ring set in platinum

from $1,225
Taylor & Hart Dawn Radiant Engagement Ring 360 detail 01

Dawn

Radiant diamond center and fishtail pavé diamond halo engagement ring set in platinum

from $1,960
Taylor & Hart Tamora Radiant Engagement Ring 360 detail 01

Tamora

Radiant center engagement ring with marquise diamond petals on a knife edge band

from $1,715
Taylor & Hart Felicity Radiant Engagement Ring 360 detail 01

Felicity

Radiant center with trapezoid side diamonds and pavé band engagement ring

from $2,870
Taylor & Hart Faith Radiant Engagement Ring 360 detail 01

Faith

Trilogy engagement ring with radiant center diamond and pear diamond sides

from $1,470
Taylor & Hart Damson Radiant Engagement Ring 360 detail 01

Damson

Radiant solitaire engagement ring with blue sapphire and diamond ombré pavé

from $1,365
Taylor & Hart Grace Radiant Engagement Ring 360 detail 01

Grace

Radiant diamond solitaire engagement ring set in platinum

from $1,120
Taylor & Hart Constellation Radiant Engagement Ring 360 detail 01

Constellation

Radiant diamond center and pavé diamonds engagement ring set in platinum

from $1,785
Taylor & Hart Divinity Radiant Engagement Ring 360 detail 01

Divinity

Radiant diamond center and prong-set diamonds engagement ring set in platinum

from $1,260
Taylor & Hart Faith Radiant Engagement Ring 360 detail 01

Faith

Trilogy engagement ring with radiant center diamond and blue sapphire sides

from $1,470
Taylor & Hart Dove Radiant Engagement Ring 360 detail 01

Dove

Radiant solitaire with pavé diamond halo engagement ring set in platinum

from $1,540
Taylor & Hart Arcadia Radiant Engagement Ring 360 detail 01

Arcadia

Radiant diamond solitaire bezel set with milgrain engagement ring in platinum

from $1,435

Platinum Radiant Diamond Engagement Rings

We want the process of finding a ring to be a creative act, one that gets to the heart of what makes your love unique. Our collection of engagement rings features a diverse range of styles, metals, and ring shapes, making it easy for you to feel confident that you’ve found ‘the one’.

When it comes to engagement rings, platinum has always been the most popular choice—accounting for over 60% of the rings we make today. Durable, naturally bright, and low maintenance, this precious metal makes platinum engagement rings last a lifetime. A platinum band with a unique ring is a match made in heaven, sure to make any centre diamond look its best for years to come.

Radiant diamonds are loved for their symmetry and internal fire, having been developed by combining an emerald cut diamond with a round cut. Our range of {{metal_type}} radiant diamond engagement rings have all been designed to best showcase this uncommon diamond shape, resulting in rings that look unlike any other. Because of their rectangular shape and brilliant facet structure, a radiant diamond engagement ring is the way to go for someone who doesn’t want to compromise on sparkle.

This website uses cookies. For more information, please read our cookies policy.

Dismiss