Diamond Jewelry in Platinum
157 Products
157 Products
157 Products
$795
Embrace the beauty of these stellar lab-grown diamond stud earrings! Here, 1.00 ct. t.w. round brilliant-cut lab-grown diamonds shine ever so brightly in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Post/clutch, lab-grown diamond stud earrings.
$1,495
Luxurious lab-grown diamonds at an incredible value! Ample in size and exceptional in sparkle, our 2.00 ct. t.w. round brilliant-cut lab-grown diamond stud earrings are simply set in polished platinum for a timeless look that transcends. 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. Post/clutch, lab-grown diamond stud earrings.
$3,195
Our magnificent 5.00 ct. t.w. round brilliant-cut lab-grown diamond stud earrings are truly exceptional in both size and sparkle. Expertly set in brightly polished platinum for an unforgettable presence and optimum glow. 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. Post/clutch, lab-grown diamond stud earrings.
$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.
$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.
$2,395
Elevate your favorite diamond stud collection with these timeless drops. A pair you'll love forever, these earrings feature 1.20 ct. t.w. round brilliant-cut diamonds in polished platinum. Length is 1/4". Post/clutch, diamond drop earrings.
$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.
From $5,995
An exceptional piece at a fantastic value. Our magnificent tennis bracelet parades the wrist with 7.00 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. Figure 8 safety. Box clasp, lab-grown diamond tennis bracelet.
From $1,695
Stunning sparkle, incredible value! Our classic solitaire necklace goes modern with a spectacular 1.00 carat round brilliant-cut lab-grown diamond. Crafted in pristine platinum and suspended from a cable chain with a 2" extender. 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. Lobster clasp, lab-grown diamond solitaire necklace.
$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.
$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.
$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.
$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.
$5,095
C. 2020. Joining our Estate collection, this scintillating ring will transform any look in an instant. Features 1.70 ct. t.w. round brilliant-cut white and yellow diamonds beautifully arranged into flowers atop a curved platinum band. 1/2" wide. White and yellow diamond flower ring. Exclusive, one-of-a-kind Estate Jewelry.
$1,595
Bigger sparkle, better price! Our classically beautiful drop earrings celebrate modern sparkle with 2.00 ct. t.w. round brilliant-cut lab-grown diamonds set in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Length is 7/8". Leverback, lab-grown diamond drop earrings.
$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.
$6,295
C. 2023. From our Estate collection, this superb ring carries the spirit of a bygone style within its modern design. Three sizable .76 ct. t.w. round brilliant-cut diamonds sparkle from top to bottom -- while .36 ct. t.w. diamonds of a more petite size illuminate the many curves of this platinum showpiece. 3/4" wide. Diamond cluster ring. Exclusive, one-of-a-kind Estate Jewelry.
$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.
$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.
$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.
$2,950
Our wow-worthy necklace comes at a significant value for its impressive size. Take a look at this lavish 2.00 carat rectangular cushion-cut lab-grown diamond haloed by .20 ct. t.w. round brilliant-cut lab-grown diamonds. Crafted in polished platinum and stationed on a classic cable chain with a 2" extender. 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. Springring clasp, lab-grown diamond necklace.
$4,995
C. 1990. What could be more glamorous than a mile-high pile of diamonds? Our dazzling Estate collection ring boasts 1.50 ct. t.w. round brilliant-cut diamonds perfectly arranged in a lush cluster. Finely crafted in polished platinum. 9/16" wide. Diamond cluster ring. Exclusive, one-of-a-kind Estate Jewelry.
$6,795
C. 1970. Shimmering with 2.30 ct. t.w. round brilliant-cut and baguette diamonds in a ribbony circle design, this fabulous Estate collection pin is a timeless treasure ready to join your precious heirlooms. Crafted in polished platinum. 1 1/4" diameter. Revolver safety. Diamond circle pin. Exclusive, one-of-a-kind Estate Jewelry.
$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.
$4,195
Scintillating sparkle awaits. Our big, beautiful 6.00 ct. t.w. round brilliant-cut lab-grown diamond stud earrings are beyond impressive in size and offer a truly magnificent glow from every angle. Expertly set in high-polished platinum for an unmatched gleam. 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. Post/clutch, lab-grown diamond stud earrings.
$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.
$2,695
C. 1950. This stunning Retro-era bridal set comes from our Estate collection, bringing enduring sparkle for a beautiful union. The engagement ring features a breathtaking .50 carat round brilliant-cut diamond center, with additional .14 ct. t.w. diamonds at either side, crafted in palladium. The wedding band flashes a quintet of shimmering round diamonds totaling .13 carats, crafted in beaming platinum. 1/4" wide when worn together. Diamond bridal set. Exclusive, one-of-a-kind Estate Jewelry.
$5,450
Flaunting an elongated design, these extraordinary 4.00 ct. t.w. lab-grown diamond drop earrings come at a superior value when considering their impressive impact and size. Features 3.48 ct. t.w. oval lab-grown diamonds haloed by petite .52 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. Length is 7/8". Locking friction backings, lab-grown diamond drop earrings.
$4,350
Our wow-worthy earrings come at a significant value for their impressive size. Take a look at these lavish 3.48 ct. t.w. rectangular cushion-cut lab-grown diamonds haloed by .52 ct. t.w. round brilliant-cut lab-grown diamonds. Crafted in polished platinum. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Length is 3/4". Locking friction backings, lab-grown diamond drop earrings.
$14,495
C. 1950. Dating back to the Retro era, this beautiful Estate collection bracelet lights up every look with 2.45 ct. t.w. round and marquise diamonds! Note the verdant glow of rectangular simulated emeralds. Finely crafted in polished platinum. Graduates from 1/4" to 3/8" wide. Single-latch safety. Push-button clasp, diamond bracelet. Exclusive, one-of-a-kind Estate Jewelry.
$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.
From $4,995
Satisfy your craving for intense sparkle. Our finely crafted tennis bracelet parades a scintillating line of 5.00 ct. t.w. round brilliant-cut lab-grown diamonds around the wrist, set in beaming platinum for top-tier luxury. Figure 8 safety. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Box clasp, lab-grown diamond tennis bracelet.
$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.
$5,695
C. 1990. Infused with artful flair, this Estate collection pendant necklace features a charming asymmetrical heart pendant lined with luminous 2.00 ct. t.w. round brilliant-cut diamonds. Crafted in polished platinum. Box chain. Springring clasp, diamond heart pendant necklace. 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.
$7,995
C. 2020. This dazzling ring joins our Estate collection, ready to grace your hand at any fancy or formal occasion. A magnificent cluster of 2.75 ct. t.w. marquise and .50 ct. t.w. round diamonds shimmers in beaming platinum, spanning an impressive 1 1/4" wide. Diamond cluster ring. Exclusive, one-of-a-kind Estate Jewelry.
The best jewelry for women isn't one thing. It's the piece you reach for without thinking — and the one you save for a room that deserves it. Both belong in the same collection. Diamond stud earrings and gold hoops. Cultured pearl strands and gemstone drops. Stackable rings in 14kt gold, eternity bands set with diamonds, statement pieces in deep-colored sapphires, rubies, and emeralds sourced from around the world. Sterling silver for everyday. Platinum for forever. Gold-plated fashion styles that photograph like fine jewelry and wear like a second skin. The range is the point. For over 70 years, Ross-Simons buyers and gemologists have built this collection with a single conviction: that the right piece exists for every woman, every occasion, every version of who she is that day. Estate finds from eras worth revisiting. Italian-crafted chains with the kind of weight that announces itself. Lab-grown diamonds alongside the mined kind — because the choice is yours to make. Over 14,000 styles. One destination. The one that's yours is here.