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Round Platinum

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3,244
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GIA 0.70 Round Platinum Cushion Shaped Halo Diamond Ring
Located in San Francisco, CA
This Petite Cushion Shaped halo ring features perfectly matched brilliant round diamonds 1.3 mm
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Platinum

GIA Certified 1.40 Carats Diamond Round Platinum Stud Earrings
By Diamond Stars Jewelry, Inc.
Located in New York, NY
Diamond Studs set in Martini Platinum Setting 0.70 Carat E SI2 GIA Certified 0.70 Carat E SI2 GIA
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Diamond, White Diamond, Platinum

Platinum Pearl and Diamond Brooch
Located in Palm Springs, CA
Vintage round platinum brooch or pendant, with natural pearls and diamonds, Italy 1900s-1920s
Category

Early 20th Century Italian Brooches

Materials

Diamond, Pearl, Platinum

Platinum Pearl and Diamond Brooch
Platinum Pearl and Diamond Brooch
Free Shipping
Dm 1.78 in
Platinum Pearl and Diamond Brooch
Located in Palm Springs, CA
Vintage round platinum brooch, with approximately 1 karat of diamonds alternating with beads, Italy
Category

Early 20th Century Italian Brooches

Materials

Pearl, Diamond, Platinum

Platinum Pearl and Diamond Brooch
Platinum Pearl and Diamond Brooch
Free Shipping
Dm 1.26 in
.25 Carat Natural Round Cut Diamonds Men's Band Platinum Mod Square Form
Located in New York, NY
Men's Round cut diamonds Mod Square form band. .25ct. natural round cuts, bead set diamonds. Vs
Category

2010s American Band Rings

Materials

Diamond, Platinum

Sapphire Oval and Diamond Ring in Platinum and 18 Karat Gold
Located in Los Angeles, CA
0.47ct Sapphire Oval & 0.27ctw Diamond Marquise & Round Platinum & 18K 2 Tone Gold Ring Approx.Wt
Category

21st Century and Contemporary Cocktail Rings

Art Deco Period Platinum, Diamond and Onyx Stick Pin
Located in Philadelphia, PA
round platinum setting. Unmarked for fineness. Simply a wonderful Deco piece! Length: ca. 77 mm
Category

Early 20th Century American Art Deco Brooches

Materials

Diamond, Onyx, Platinum

Roman Malakov 1.53 Carats Total Round Diamond Three Stone Wedding Band
By Roman Malakov
Located in New York, NY
A simple and charming three stone wedding band features three round cut diamonds weighing 1.53
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Platinum

Roman Malakov 0.25 Carats Flush-Set Round Diamond Matte Finish Wedding Band
By Roman Malakov
Located in New York, NY
Showcasing 0.25 carats total of round brilliant diamonds, flush-set and spaced evenly in a rounded
Category

21st Century and Contemporary American Contemporary Wedding Rings

Materials

Diamond, Platinum

Victorian Carnelian Platinum 18 Karat Rose Gold Intaglio Atlas Antique Ring
Located in Philadelphia, PA
Set in a platinum bezel surround Band features a rounded platinum center flanked by raised rose gold
Category

Antique 1890s Victorian Signet Rings

Materials

Carnelian, Gold, 18k Gold, Rose Gold, Platinum

Zolatas 1980's Platinum 22 Karat Yellow Gold Hammered Dome Vintage Ring
By Zolotas
Located in Philadelphia, PA
Centering a 13.3 mm round platinum dome with high polished finish. Bezel set with a recessed
Category

Vintage 1980s Contemporary Dome Rings

Materials

Yellow Gold, Platinum, 22k Gold

Antique Art Deco Diamond Dangle Drop Earrings Platinum 18 Karat Yellow Gold
Located in Munich, Bavaria
round platinum surrounds and backed onto 18 karat gold. Two drop shaped platinum elements, also with
Category

Vintage 1910s Art Deco Dangle Earrings

Materials

Diamond, Yellow Gold, Platinum

GIA Certified 1.04 Carat Fancy Yellow Diamond Three-Stone Ring
Located in Chicago, IL
along a 1.8mm rounded platinum band. The ring is a size 5.
Category

2010s Baroque Three-Stone Rings

Materials

Yellow Diamond, 18k Gold, Platinum

Platinum Round Wedding Band
Located in New York, NY
The ring is finely crafted in platinum with round diamonds all over weighing approximately total of
Category

Early 2000s Unknown Wedding Rings

Materials

Diamond, Platinum

GIA Certified 1.21 Carats Total Emerald Cut Diamond Solitaire Engagement Ring
By Roman Malakov
Located in New York, NY
carats total, F color and SI1 in clarity. Set in a rounded platinum and four prong basket setting. Size
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Round Diamond Engagement Ring
By H & H Jewels
Located in Miami, FL
This Platinum Round Diamond Engagement Ring features a stunning Round Brilliant Cut Diamond set in
Category

2010s American Modern Cocktail Rings

Materials

Diamond, Platinum

Genuine Antique Deco Sapphire Diamond Ring 1.21ct Dated 3-14-1940 Platinum
Located in Dearborn, MI
Platinum Showcasing a Captivating Centerpiece, this Piece Features a Genuine Natural Round Blue Sapphire
Category

Vintage 1940s Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

1950s Platinum Round Daimonds Earrings
Located in New York, NY
The earrings are finely crafted in platinum with diamonds weighing approximately total of 6.00
Category

Vintage 1950s Unknown Clip-on Earrings

Materials

Diamond, Platinum

GIA 1.55 Carat Fancy Yellow Radiant Diamond Engagement Wedding Platinum Ring
Located in New York, NY
rounded Platinum Band (tested) is encrusted with Natural Fancy Yellow Brilliant Diamonds. Approx total
Category

Early 2000s Engagement Rings

Materials

White Diamond, Yellow Diamond, Platinum

Round Diamond Platinum Estate Eternity Band
Located in Miami, FL
This exquisite Round Diamond Platinum Estate Eternity Band is a timeless testament to the beauty of
Category

2010s Modern Band Rings

Materials

Diamond, Platinum

Platinum .37 Carat Round Solitaire Ring
Located in New York, NY
.37ct. NATURAL ROUND BRILLIANT DIAMOND Vs-1 clarity I-color Platinum 3.6 Grams Current size: 7
Category

2010s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Round Diamond Platinum Eternity Band Ring
By H & H Jewels
Located in Miami, FL
The Round Diamond Platinum Eternity Band Ring is a stunning must-have. Crafted with 27 brilliant
Category

2010s American Modern Band Rings

Materials

Diamond, Platinum

Movado Platinum Round Diamond Channel Band
By Movado
Located in Philadelphia, PA
A stunning Movado round diamond channel set band with classic beauty. This Movado diamond band
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

Platinum Round Shaped Emerald Diamond Ring
Located in Great Neck, NY
A lustrous and luxurious one of a kind vintage platinum ring featuring a round shaped emerald
Category

1990s Cocktail Rings

Materials

Diamond, Emerald, Platinum

Krypell Platinum Round and Baguette Diamond Earrings
By Charles Krypell
Located in Philadelphia, PA
These refined pair of platinum diamond earrings made by Krypell, have an exquisite combination of
Category

21st Century and Contemporary Lever-Back Earrings

Materials

Diamond, Platinum

Amavida Platinum Engagement Mounting with Round Halo
By Gabriel & Co.
Located in Stamford, CT
Beautiful and feminine, this stunning platinum engagement mounting features antique inspired
Category

2010s Engagement Rings

Materials

Diamond, Platinum

15.80ct Round & Baguette Diamond Necklace Platinum
Located in BEVERLY HILLS, CA
Lovely diamond crossover high jewelry necklace. Approximately 15.80 carats of baguette and round
Category

Antique Early 1900s Unknown Contemporary More Necklaces

Materials

Diamond, Platinum

18.80ct Round & Baguette Diamond Necklace Platinum
Located in BEVERLY HILLS, CA
Grand statement lay-over diamonds high jewelry necklace. Approximately 18.80 carats of round
Category

Antique Early 1900s Unknown Contemporary Drop Necklaces

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom design Material: platinum Center Diamond: 1 round brilliant cut = 1.27ct Color : G
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Eternity Band
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 12 round brilliant cut = 12.02cttw Color: H/I Clarity
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Platinum 1.51ct Natural Round Brilliant Diamond Ring
Located in Boca Raton, FL
: 7495405 Ring Material: Platinum 1.52ctw Natural Round Brilliant Diamonds Ring Size: 5.25 (can be sized
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum 32.40ctw Round Graduating Diamond Necklace
Located in Boca Raton, FL
Material: Platinum Diamond Details: 32.40ctw of graduating Round cut Diamonds. Diamonds are I/J in
Category

21st Century and Contemporary American Link Necklaces

Materials

Diamond, White Diamond, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 1 round brilliant cut = 2.30ct Color: J Clarity: SI2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Round European Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: Custom Material: platinum Center Diamond: 1 round European cut = 0.40ct Color: I Clarity
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 1 round brilliant cut = 0.99ct Color: D Clarity: VVS1
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 1 round brilliant cut = 1.73ct Color: K Clarity: VS2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Wedding Set
Located in Scottsdale, AZ
Designer: custom Material: Platinum Diamond: 1 round brilliant cut = 1.14ct Color: H Clarity: SI2
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

Platinum Round Emerald And Diamond Necklace
Located in San Diego, CA
This necklace features a gorgeous 1.75Ct Round Emerald surrounded by a halo of natural white
Category

21st Century and Contemporary American Contemporary Link Necklaces

Materials

Diamond, Emerald, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 1 round brilliant cut = 1.20ct Color: H Clarity: VVS2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

1.55ct Certified Round Diamond Accented Platinum Ring
Located in Cincinnati, OH
shoulders and on the bridge, this is an exquisite, quality ring!! Size 7 platinum mounting. Center round
Category

2010s American Bridal Rings

Materials

Diamond, Platinum

0.85 Center Diamond Platinum Ring with Accenting 0.90 Round Diamonds, Platinum
Located in New York, NY
A 0.85 Center Diamond Platinum Ring with accenting 0.90 Round Diamonds made in Platinum. The total
Category

20th Century Cluster Rings

Materials

Diamond, Platinum

European Cut Round Diamond and Platinum Brooch
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This elegant, leaf-shaped platinum brooch is set with approximately 0.60 carats in diamond rounds
Category

21st Century and Contemporary Artisan Brooches

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 1 round brilliant cut = 1.00ct Color: G Clarity: VS2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

White Diamond Round Cluster Ring in Platinum
Located in Los Angeles, CA
Gorgeous 0.30 ct. round diamond with 0.23 ct. smaller diamonds around it. All diamonds are good
Category

21st Century and Contemporary Engagement Rings

Materials

White Diamond, Platinum

Platinum Round Brilliant Cut Diamond Engagement Ring
Located in Scottsdale, AZ
Designer: custom Material: platinum Diamond: 1 round brilliant cut = 1.06ct Color: G Clarity: VS2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

7.00 Carat Round on Platinum Wedding Band
Located in New York, NY
The ring is finely crafted in platinum with round diamonds weighing approximately total of 7.00
Category

Vintage 1950s Unknown Wedding Rings

Materials

Diamond, Platinum

Cartier Platinum 0.80cttw Round Diamond Solitaire Necklace
By Cartier
Located in New York, NY
Platinum Cartier solitaire diamond pendant featuring 10 round cut diamonds of 0.80cttw. Two center
Category

20th Century French Modern Pendant Necklaces

Materials

Diamond, Platinum

Platinum Round Brilliant Cut Diamond Solitaire Ring
Located in Seattle, WA
A round brilliant cut diamond in a four-prong platinum solitaire setting is a perfect combination
Category

Late 20th Century Engagement Rings

Materials

Diamond, Platinum

Round Brilliant Diamond Three-Stone Platinum Ring
Located in London, GB
Round Brilliant Diamond Three-Stone Platinum Ring This glamorous ring features three round
Category

21st Century and Contemporary Contemporary Three-Stone Rings

Materials

Diamond, Platinum

1.02 Carat Round Diamond Platinum Engagement Ring
By H & H Jewels
Located in Miami, FL
Diamond Platinum Engagement Ring Platinum Center Diamond: 1.02ct F-VS1 (EX,EX,EX) Round Diamond in the
Category

2010s American Modern Cocktail Rings

Materials

Diamond, Platinum

Round Blue Sapphire Diamond Platinum Estate Ring
Located in Miami, FL
Luxuriate in the beauty of this Round Blue Sapphire Diamond Platinum Estate Ring! Its impressive
Category

2010s Modern Cocktail Rings

Materials

Diamond, Blue Sapphire, Platinum

Bulgari Vintage Round Diamond Platinum Ring
By Bulgari
Located in Rome, IT
Bulgari 1.51 ct Round Brilliant Cut Diamond Solitaire Engagement Ring the exquisite ring is set in
Category

Vintage 1950s Italian Modern Solitaire Rings

Materials

Diamond, White Diamond, Platinum

Oscar Heyman Platinum 8.32ct Round Diamond Bracelet
By Oscar Heyman
Located in New York City, NY
This Oscar Heyman platinum bracelet contains 198 round diamonds weighing 8.32 cts. (F-G/VS quality
Category

2010s American Contemporary Modern Bracelets

Materials

Diamond, Platinum

Platinum and 14.13 Carat Round Diamond Tennis Bracelet
By GEMME
Located in New York, NY
The Perfect Tennis Bracelet. 34 perfectly matched Round Brilliant Diamonds totaling 14.13 Carats
Category

2010s Tennis Bracelets

Materials

Diamond, Platinum

Natural Round 1.01CT Alexandrite & Diamond Platinum Ring
Located in New York, NY
in a vintage platinum setting. This ring features a natural 1.01 round alexandrite surrounded by a
Category

21st Century and Contemporary Victorian Engagement Rings

Materials

Alexandrite, Diamond, Platinum

Platinum Diamond Stud Earrings - Round Brilliant .70ctw Pierced
Located in Greensboro, NC
Metal Content: Platinum Stone Information Natural Diamonds Carat(s): .70ctw Cut: Round Brilliant
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, Platinum

Estate Designer Ritani Platinum Round Diamond & Round Brilliant Cut Spinel Ring
By Ritani
Located in Scottsdale, AZ
For sale is a Desiger Ritani Round Diamond and Round Spinel Platinum Ring! Showcasing 1 Round
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Spinel, Platinum

.76ct Natural Round Diamond Vintage Platinum Ring
Located in New York, NY
round Diamonds: .16ct G-color Vs-2 Clarity Platinum 3.4 Grams Overall ring: 6.4mm wide Depth: 5.7mm
Category

2010s American Solitaire Rings

Materials

Diamond, Platinum

Round Brilliant Cut Diamond Band Ring, Platinum
Located in New York, NY
A sophisticated platinum ring adorned with round brilliant-cut diamonds meticulously set in a
Category

21st Century and Contemporary Unknown Art Deco Band Rings

Materials

Diamond, Platinum

Charming Round Cut Diamond Platinum Engagement Ring
Located in New York, NY
This charming platinum ring centers a sparkling round cut diamond that weighs 0.45ct. and is
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

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Round Platinum For Sale on 1stDibs

On 1stDibs, you can find the most appropriate piece of round platinum for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using Platinum, Gold and 18k Gold. Find an antique version now, or shop for 6524 vintage or 5909 modern creation for a more contemporary example of these cherished accessories. Making the right choice when shopping for an item from our selection of round platinum may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. For this particular accessory, there are many different carat weights to choose from, but .5 Carat and 1 Carat versions are of considerable interest. A choice in our collection of round platinum from Tiffany & Co., LB Exclusive and David Webb — each of whom created a beautiful version of this treasured accessory — is worth considering. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes brilliant cut and baguette cut alternatives. Most of our round platinum for sale are for women, but there are 3296 pieces available to browse for men.

How Much is a Round Platinum?

Prices for a piece of round platinum can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $4,900,000, while this accessory, on average, fetches $6,212.