Diamond Rings in Platinum
88 Products
88 Products
88 Products
$4,495
Your dreams of bigger, better dazzle are now within reach. Our superb 4.00 carat round brilliant-cut lab-grown diamond solitaire ring is the perfect choice for those who crave sizable, scintillating sparkle at an exceptional value. Finely set in high-polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. Lab-grown diamond solitaire ring.
$5,495
Your wildest diamond dreams are now within reach. Our impeccable 5.00 carat round brilliant-cut lab-grown diamond solitaire ring showcases exceptional sparkle in a head-turning size. Expertly set in a classic four-prong setting on a high-polished platinum band. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. Lab-grown diamond solitaire ring.
$4,995
Impressive and unique at a fantastic value, this 3.00 carat rectangular cushion-cut lab-grown diamond is presented in a modern east-west orientation that perfectly showcases its countless fiery facets. Finely crafted in polished platinum with .75 ct. t.w. round brilliant-cut lab-grown diamonds framing the gem and continuing along the band. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 3/8" wide. Lab-grown diamond ring.
$3,895
Acquire a quintessential look for less than you'd imagine! Our fabulous three-stone ring flaunts 3.00 ct. t.w. round brilliant-cut lab-grown diamonds in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. 1/4" wide. Lab-grown diamond ring.
$5,450
Flaunting an elongated design, this extraordinary lab-grown diamond ring comes at a superior value considering its impressive impact and size. Features an east-west set 3.00 carat oval lab-grown diamond haloed by petite .75 ct. t.w. round brilliant-cut lab-grown diamonds. Finely crafted in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 3/8" wide. Lab-grown diamond ring.
$3,495
Spectacular sparkle, incredible value! A timeless style, this fabulous five-stone ring dazzles with 3.00 ct. t.w. round brilliant-cut lab-grown diamonds in pristine platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 3/16" wide. Lab-grown diamond ring.
$3,795
Beyond impressive in both size and sparkle, our 3.00 carat lab-grown diamond solitaire ring is an exceptional choice at a significant value. Finely crafted in high-polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. Lab-grown diamond solitaire ring.
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$1,835.15
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Forever stylish, this bypass ring will be your new go-to! Crafted in bright platinum with icy .70 ct. t.w. round brilliant-cut diamonds in classic bezel settings for an ultra-chic look day or night. 3/8" wide. Bezel-set diamond bypass ring.
$6,550
Unique in the most extraordinary way, this lavish ring comes at a notable value when considering its magnificent size and scale. Bask in the fiery glow of a 4.00 carat oval lab-grown diamond, tastefully tilted within an asymmetrical platinum setting studded with .75 ct. t.w. round brilliant-cut lab-grown diamonds. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 3/4" wide. Lab-grown diamond ring.
$3,695
Stellar sparkle. Impressive value. Our radiant ring features a 2.00 carat round brilliant-cut lab-grown diamond center flanked by .50 ct. t.w. tapered baguette gems of the same kind. Finely crafted in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. 1/4" wide. Lab-grown diamond ring.
![Le Vian "Couture" .73 ct. t.w. Vanilla Diamond Ring in Platinum](https://www.ross-simons.com/dw/image/v2/BKHT_PRD/on/demandware.static/-/Sites-lbh-master/default/dwe256a234/images/jewelry-diamond-rings/969021.jpg?sw=184&sh=184 "Le Vian "Couture" .73 ct. t.w. Vanilla Diamond Ring in Platinum")
$4,799
With a rich history dating back to the 15th century, Le Vian jewelry is well known for its decadent designs and innovative use of color. This spectacular "Couture" ring features a dazzling lattice-style front illuminated by .73 ct. t.w. round brilliant-cut diamonds. Set in polished platinum. 3/8" wide. Le Vian diamond ring.
$5,450
Here's a stunning high-end design at a superior value. Our remarkable ring spotlights a sizable 3.00 carat oval lab-grown diamond, with .75 ct. t.w. trapezoidal and round brilliant-cut lab-grown diamonds sparkling at each side. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Finely crafted in polished platinum. 5/8" wide. Lab-grown diamond ring.
![Le Vian "Couture" .42 ct. t.w. Vanilla Diamond Ring in Platinum](https://www.ross-simons.com/dw/image/v2/BKHT_PRD/on/demandware.static/-/Sites-lbh-master/default/dw320ca534/images/jewelry-diamond-rings/969023.jpg?sw=184&sh=184 "Le Vian "Couture" .42 ct. t.w. Vanilla Diamond Ring in Platinum")
$2,599
With a rich history dating back to the 15th century, Le Vian jewelry is well known for its decadent designs and innovative use of color. This spectacular "Couture" ring features two rows illuminated by .42 ct. t.w. round brilliant-cut diamonds. Set in polished platinum. 1/8" wide. Le Vian diamond ring.
$1,699
With a rich history dating back to the 15th century, Le Vian jewelry is well known for its decadent designs and innovative use of color. This sultry ring sparkles with rich trios of .50 ct. t.w. round brilliant-cut brown diamonds, with icy white diamond duos twinkling in between. Finely crafted in polished platinum with black rhodium. 1/8" wide. Le Vian brown diamond ring.
$4,350
Our wow-worthy style comes at a significant value for its impressive size. Take a look at this lavish 3.00 carat rectangular cushion-cut lab-grown diamond haloed by .40 ct. t.w. round brilliant-cut lab-grown diamonds that continue along the slender platinum band. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 5/8" wide. Lab-grown diamond ring.
$2,695
Sensational sparkle for a dazzling price! Our fantastic five-stone ring flaunts 2.00 ct. t.w. round brilliant-cut lab-grown diamonds with incredible fire. Set in high-polished platinum for a beautifully bright glow. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 3/16" wide. Lab-grown diamond five-stone ring.
$4,895
A stunning piece at a significant value, this exquisite ring presents an elegantly elongated 3.00 carat rectangular cushion-cut lab-grown diamond, with .30 ct. t.w. round brilliant-cut lab-grown diamonds studded along the slender band. Finely crafted in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. 1/2" wide. Lab-grown diamond ring.
$4,795
A magnificent, modern riff on a classic design, our stunning ring features a sizable 3.00 carat emerald-cut lab-grown diamond flanked by .50 ct. t.w. tapered baguettes of the same kind. Finely crafted in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. 3/8" wide. Lab-grown diamond ring.
$1,795
Simply sparkling! Our 1.00 carat round brilliant-cut lab-grown diamond solitaire ring will be remembered forever. Enjoy its fiery, high-faceted glow at a fantastic value. Crafted in brightly polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. Lab-grown diamond solitaire ring.
$2,895
Bigger sparkle at a better value! Our 2.00 carat round brilliant-cut lab-grown diamond solitaire ring is a dream come true at a real-life price. Finely crafted in high-polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. This item includes a report from the International Gemological Institute to verify color, clarity and carat weight. Lab-grown diamond solitaire ring.
$1,095
C. 1980. Packed with sparkle for such a slender style, this Estate collection band beams with .18 ct. t.w. round diamonds set in polished platinum. Wear this classic style solo or stacked for a sophisticated look every time. 1/8" wide. Diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$2,895
C. 1980. Bold, bright and beautiful. Hailing from our Estate collection, this vintage ring commands attention with a gleaming 3.80 carat round citrine center stone. Crisp .28 ct. t.w. round brilliant-cut diamonds offer a sparkling contrast atop the sleek platinum band. 7/16" wide. Diamond and citrine ring. Exclusive, one-of-a-kind Estate Jewelry.
$4,395
C. 1990. From our Estate collection, this timeless ring is the perfect complement for outfits of any occasion. A series of .57 ct. t.w. square sapphires are arranged into a circle, which is illuminated by .57 ct. t.w. round brilliant-cut diamonds from the inside and out. Crafted in platinum. 1/2" wide. Diamond and sapphire ring. Exclusive, one-of-a-kind Estate Jewelry.
$6,995
C. 1990. Vintage bridal sets offer a unique way to acquire two special pieces in the same style, at the same time. From our Estate collection, this platinum pair features dazzling 1.80 ct. t.w. square princess-cut diamonds across both bands, with a stellar .70 carat square princess-cut diamond gracing the engagement ring. 7/16" wide. Diamond bridal set. Exclusive, one-of-a-kind Estate Jewelry.
$6,295
C. 1990. Sparkling with three rows of radiant 2.39 ct. t.w. round brilliant-cut diamonds, this dazzling Estate collection ring conveys major glamour in a timeless design. Finely crafted in polished platinum. 1/4" wide. Diamond three-row ring. Exclusive, one-of-a-kind Estate Jewelry.
$3,695
C. 1990. Drenched with icy sparkle, this Estate collection ring is a true stunner whether worn solo or stacked. Fiery 1.50 ct. t.w. round brilliant-cut diamonds blanket the front of a polished platinum band with a modern contoured silhouette. 5/16" wide. Diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$1,395
C. 2020. A modern marvel, just 5 years old and originally from Tiffany Jewelry, this timeless Estate collection ring presents a pristine .18 carat round brilliant-cut diamond centered on a tapered platinum band. 3/16" wide. Tiffany Jewelry diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$2,895
C. 1980. Skip the endless ring shopping and commit to this beautiful bridal set from our Estate collection! A wonderful .35 carat round brilliant-cut diamond engagement ring complements the refined wedding band perfectly, each sparkling with additional multi-shaped diamonds totaling .59 carats. Crafted in polished platinum. 7/16" wide when worn together. Diamond bridal ring set. Exclusive, one-of-a-kind Estate Jewelry.
$2,895
C. 1950. From our Estate collection, this Retro-era ring would make a beautiful option for a special engagement. A radiant .50 carat round brilliant-cut diamond glows at the center, while .10 ct. t.w. round diamonds decorate the stylized platinum band. 3/16" wide. Diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$2,195
C. 1970. Wrapping the finger with a chic bypass design, this Estate collection ring features flared arms adorned with .56 ct. t.w. round brilliant-cut diamonds. Finely crafted in polished platinum. 11/16" wide. Diamond bypass ring. Exclusive, one-of-a-kind Estate Jewelry.
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$4,555
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$5,695
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C. 2000. Elegant and optimistic, yellow diamonds are a uniquely elevated choice! Experience their beauty with this Estate collection ring, featuring a spirited .61 carat round brilliant-cut yellow diamond nestled among a cluster-style halo of .54 ct. t.w. round brilliant-cut white diamonds that continue to spark the polished platinum band. 3/8" wide. White and yellow diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
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$5,035
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$6,295
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C. 1980. If you want all-out sparkle, this is the ring for you! From our Estate collection, a dazzling cluster of 3.00 ct. t.w. round brilliant-cut diamonds flashes atop a sizable dome of polished platinum. 7/8" wide. Diamond cluster dome ring. Exclusive, one-of-a-kind Estate Jewelry.
$1,595
C. 1990. Bursting with breathtaking sparkle, our Estate collection ring flaunts a lavish cluster of .50 ct. t.w. round brilliant-cut diamonds in polished platinum. 5/16" wide. Diamond cluster ring. Exclusive, one-of-a-kind Estate Jewelry.
$1,595
C. 1990. A classic beauty by all accounts, this Estate collection ring shimmers across the finger with five round brilliant-cut diamonds totaling .50 carats. Crafted in polished platinum. 3/16" wide. Diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$3,995
C. 2010. Make your bended-knee moment the most beautiful memory with the help of this stunning solitaire ring from our Estate collection. Features a fabulous .82 carat round brilliant-cut diamond in a pristine platinum setting. Diamond solitaire ring. Exclusive, one-of-a-kind Estate Jewelry.
$5,995
C. 2000. A beautiful choice for everyday sparkle or a special engagement, this Estate collection ring features a .85 carat round Old Mine-cut diamond surrounded by .15 ct. t.w. round brilliant-cut diamonds. Finely crafted in polished platinum with decorative filigree details. 3/8" wide. Diamond filigree ring. Exclusive, one-of-a-kind Estate Jewelry.
Silver, 18kt Gold Vermeil & Gold Rings
Welcome to the Ross-Simons ring collection, where you'll discover a ring for every finger, and then more rings to give away as gifts! With so many glittering gold rings, silver rings, 18kt gold vermeil rings, diamond rings—and yes of course, engagement rings and wedding rings—we have the right ring for any occasion here at your fingertips.
Our fine jewelry designers and merchants proudly present thousands of stunning rings from all over the world. Just click on any section of our ring collection to be dazzled and inspired. Click "Gemstone Rings" and see all your favorites: ruby rings, sapphire rings, and all the different birthstone rings.
Our fashion ring categories give you endless possibilities to flash a bit of bling. White gold rings are runway-ready, and sterling silver rings offer high style for less. Our pearl rings are pure elegance, and even our men's rings go beyond the standard white gold wedding bands. Crafted using a thick layer of real 18kt gold over sterling silver, our 18kt gold vermeil rings were born to be stacked. You’ll discover classic and on-trend styles that deliver a luxe look at a nice price.
Diamond engagement rings are presented in five different collections that help you decide what you want: from diamond solitaire engagement rings to antique engagement rings in Vintage & Estate Engagement Rings.