Diamond Jewelry in Platinum
158 Products
158 Products
158 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.
Call for best pricing!
$24,995
C. 1980. Claim a legendary legacy with this once-in-a-lifetime heirloom. Presented by our treasure-filled Estate collection, the inimitable ring showcases a sensational 2.90 carat pear-shaped diamond flanked by two baguette diamonds totaling .50 carats. An unforgettable engagement option, or the ultimate personal statement piece. Finely crafted in polished platinum. 7/16" wide. Diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$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.
Call for best pricing!
$5,595
C. 1980. There's a romantic spirit to this Estate collection ring, which sparkles with a prominent .70 carat round brilliant-cut diamond centerpiece, joined by .12 ct. t.w. round diamonds all around the tapered filigree design. A lovely, enduring choice for a special engagement. Finely crafted in polished platinum. 3/8" wide. Diamond filigree ring. Exclusive, one-of-a-kind Estate Jewelry.
Call for best pricing!
$6,495
C. 1980. Get wrapped up in the splendor of this Estate collection ring! Flaunting classic gemstone sparkle and a timeless bypass design, gleaming rows of 1.70 ct. t.w. square sapphires culminate in a fiery 1.38 ct. t.w. diamond cluster -- all crafted in beaming platinum. 3/4" wide. Diamond and sapphire bypass ring. Exclusive, one-of-a-kind Estate Jewelry.
Call for best pricing!
$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.
$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.
$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.
Call for best pricing!
$5,395
C. 1990. From our Estate collection, these fanciful openwork drop earrings are bedecked by a breathtaking showcase of 1.08 ct. t.w. round brilliant-cut diamonds. Finely crafted in polished platinum, this intricate pair reflects a more sophisticated side of the geometric trend. Length is 1 3/4". Post/clutch, diamond openwork drop earrings. Exclusive, one-of-a-kind Estate Jewelry.
$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.
$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.
Call for best pricing!
$8,995
C. 1990. A classic look with a hint of drama. This elegant Estate collection necklace drapes the neckline with shimmery 9.5-14mm cultured black pearls, perfectly offset by the icy sparkle of 4.75 ct. t.w. baguette and round brilliant-cut diamonds in beaming platinum. Screw-catch clasp, diamond and black pearl necklace. Exclusive, one-of-a-kind Estate Jewelry.
$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.
Call for best pricing!
$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.
$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.
$1,595
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.
Call for best pricing!
$4,895
C. 1990. From world-renowned Tiffany Jewelry and now part of our Estate collection comes an instant classic. This understated bracelet hosts a trio of iridescent 7x6mm black cultured baroque pearls that alternate with bezel-set .25 ct. t.w. round brilliant-cut diamonds on a sleek cable chain. Crafted in polished platinum. Springring clasp, Tiffany Jewelry diamond and black pearl station bracelet. Exclusive, one-of-a-kind Estate Jewelry.
Call for best pricing!
$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.
$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.
$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.
Call for best pricing!
$5,595
C. 1920. An ingenious Art Deco treasure, this exceptional Estate collection pin doubles as a dazzling watch fob -- bright with 1.41 ct. t.w. diamonds across the front and opening to reveal the timepiece. Watch features include hand-wound mechanical movement, 21mm case, white dial, mineral crystal and 18kt white gold crown. Revolver safety. Diamond pin/watch fob. 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.
Call for best pricing!
$6,695
C. 1990. A magnificent match-up of two timeless gems. Ushered in by gorgeous .80 ct. t.w. triangular sapphires, our elegant Estate collection ring focuses on a stunning .80 carat round brilliant-cut diamond centerpiece. Finely crafted in polished platinum. 1/4" wide. Sapphire and diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
$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.
Call for best pricing!
$2,395
C. 1950. From our Estate collection, this Retro-era ring is a stellar example of understated elegance. Features a sparkling .30 carat round Old European-cut diamond in a square setting -- with more petite .12 ct. t.w. round diamonds decorating the band. Finely crafted in polished platinum. 3/16" wide. Diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
Call for best pricing!
$3,895
C. 1970. From our Estate collection, this wreath-like pin is festive for the holidays -- and elegant any other time of year! Features a filigree circle of 1.00 ct. t.w. round brilliant-cut diamonds secured with a bow, which is dotted by simulated emerald rectangles for a touch of vibrancy. Crafted in platinum. Revolver safety. Diamond filigree circle pin. Exclusive, one-of-a-kind Estate Jewelry.
$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.
Call for best pricing!
$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.
Call for best pricing!
$5,595
C. 2010. From our Estate collection, this spectacular cocktail ring showcases a design that nods to an earlier era. A fantastic trio of .90 ct. t.w. round brilliant-cut diamonds takes center stage, elevated by rich flourishes of .61 ct. t.w. rectangular sapphires and even more .29 ct. t.w. diamond decadence. Finely crafted in polished platinum. 7/16" wide. Sapphire and diamond ring. Exclusive, one-of-a-kind Estate Jewelry.
From $7,995
Blazing with 10.00 ct. t.w. round brilliant-cut lab-grown diamonds, this extraordinary tennis bracelet comes at an exceptional value. 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. Single-latch safety. Push-button clasp, lab-grown diamond tennis bracelet.
Call for best pricing!
$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.
$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.
$4,350
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.
Call for best pricing!
$3,395
C. 1990. From our Estate collection, this Tiffany Jewelry find will perfectly suit a woman of traditional taste. Fabulous .40 ct. t.w. round brilliant-cut diamonds form a lovely heart, all set in polished platinum. Stationed on a classic cable chain. Springring clasp, Tiffany Jewelry diamond heart necklace. Exclusive, one-of-a-kind Estate Jewelry.
Call for best pricing!
$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.
Call for best pricing!
$2,895
C. 1930. Sleek and steeped in sparkle, this Art Deco-era bar pin from our Estate collection is sure to catch keen eyes! Features 1.00 ct. t.w. round Old European-cut diamonds in a perfect row set in polished platinum. Revolver safety. Diamond bar pin. 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.