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Tacori Ladies Platinum Squared Three Stone Diamond Semi Mount Engagement Ring
By Tacori
Located in Houston, TX
Ladies platinum diamond semi-mount engagement three-stone ring with a half round shank. Engraved with
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, Platinum
Ladies Platinum Princess Diamond Semi Mount Engagement Ring
Located in Houston, TX
Ladies platinum diamond engagement ring with a half round shank. Engraved with "PLAT". The semi mount can
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, Platinum
Ladies Platinum Diamond Oval Semi Mount Engagement Ring
Located in Houston, TX
Ladies 950 platinum diamond engagement semi-mount ring with a half round shank. Engraved with "PLAT
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, Platinum
Amavida Platinum Engagement Mounting With Semi Halo
By Gabriel & Co.
Located in Stamford, CT
This platinum engagement ring is rich in design reminiscent of early 20th century English jewelry
Category
2010s Engagement Rings
Materials
Diamond, Platinum
Ladies Platinum Halo Accented Diamond Round Semi Mount Engagement Ring
Located in Houston, TX
Ladies platinum diamond halo accented semi-mount engagement ring with a half round shank. The metal was
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, Platinum
Ladies Platinum Oval Accented Emerald Cut Diamond Semi Mount Engagement Ring
Located in Houston, TX
polished 950 platinum, diamond engagement, semi-mount, accented ring with a tapered, comfort-fit shank. The
Category
21st Century and Contemporary Unknown Solitaire Rings
Materials
Diamond, Platinum
Scott Kay Diamond Engagement Ring Semi Mount Tapered Baguettes 0.28tcw Platinum
By Scott Kay
Located in San Diego, CA
Brand: Scott Kay
Style: Solitaire with Baguettes Semi Mount
Metal: Platinum
Size: 6.75 - sizable
Category
2010s American Engagement Rings
Materials
Diamond, Platinum
Ladies Platinum Marquee Hidden Halo Accented Diamond Semi Mount Engagement Ring
Located in Houston, TX
Gender: Ladies
Metal Type: Platinum
Size: 6.5
Weight: 3.85 grams
Ladies platinum diamond
Category
21st Century and Contemporary Unknown Cocktail Rings
Materials
Diamond, Platinum
Ladies 18K White Gold Platinum Princess Cut Diamond Semi Mount Engagement Ring
Located in Houston, TX
Weight: 6.32 grams
Ladies 18K white gold and platinum diamond accented engagement semi-mount ring with a
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, White Gold, Platinum
New Tacori 3 Stone Engagement Ring Platinum Size 6.5 Semi Mount Heart 10936
By Tacori
Located in McLeansville, NC
This beautiful NEW Tacori engagement ring has a semi mount 3-stone design. The center is set with a
Category
2010s Engagement Rings
Materials
Diamond, Platinum
New Tacori Emerald Cut 3 Stone Engagement Ring 18k Gold Platinum Semi Mount 2199
By Tacori
Located in McLeansville, NC
This beautiful NEW Tacori engagement ring is a semi mount 3-stone design currently set with a 1
Category
2010s Engagement Rings
Materials
Diamond, 18k Gold, Platinum
New Semi-Mount Engagement Ring, 18k Gold & Platinum Fits w/Dias .33ctw
Located in Greensboro, NC
This ring is a size 6 1/2 - 6 3/4.
Metal Content: Guaranteed 18k Gold & Platinum as stamped
Stone
Category
Late 20th Century Unknown Engagement Rings
Materials
18k Gold, Platinum
1.20ct Natural Semi Black Opal Diamond Ring Estate Platinum Sz 6 Fine Jewelry
Located in Torrance, CA
Stylish natural semi-black opal & diamond ring (circa 2000s) crafted in platinum.
Natural opal
Category
21st Century and Contemporary American Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Opal, Black Opal, Platinum
Tiffany & Co Engagement Wedding Anniversary Band Ring Diamond .35ct Platinum
By Tiffany & Co.
Located in Dearborn, MI
Tiffany & Co Engagement Wedding Anniversary Band Ring Diamond .35ct Platinum
Tiffany & Co
Category
2010s Wedding Rings
Materials
Diamond, Platinum
1.01 Carat E VS2 Diamond Platinum Solitare Engagement Ring
Located in London, GB
in colour and VS2 in clarity, that is beautifully mounted in a high semi rub-over setting. The
Category
2010s English Modern Engagement Rings
Materials
Diamond, Platinum
Peter Suchy 29.40 Carat Aquamarine Diamond Platinum Pendant Necklace
By Peter Suchy
Located in Stamford, CT
elongated oval shape accentuated by nice brilliant cut diamonds in platinum. Designed and crafted in the
Category
21st Century and Contemporary Pendant Necklaces
Materials
Aquamarine, Diamond, Platinum
Platinum & 18K Yellow Gold Diamond Engagement Ring 0.40 ctw
Located in Houston, TX
professional jewelers.
The semi-mount can accommodate a round or cushion cut stone with a diameter between
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, 18k Gold, Yellow Gold, Platinum
Peter Suchy GIA Transitional Cut Diamond Sapphire Platinum Engagement Ring
By Peter Suchy
Located in Stamford, CT
center stone mounted in a Platinum setting and accented by 2 pear shape side sapphires. The three main
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Sapphire, Platinum
1.50 Carat Old European Diamond Platinum Art Deco Three-Stone Engagement Ring
Located in Stamford, CT
1930's Art Deco three-stone diamond ring. 1.00ct Old European cut diamond center stone. Mounted in
Category
Early 20th Century Three-Stone Rings
Materials
Diamond, Platinum
Art Deco 1925 Graduated Burmese Jadeite Jade Necklace Sautoir Platinum Diamonds
Located in Miami, FL
graduation in color.
Birthstone: August.
Diamonds: The platinum security lock is mounted with 3 old
Category
Vintage 1920s American Art Deco Beaded Necklaces
Materials
Diamond, Jade, Platinum
Free Shipping
L 37.01 in
French 1920 Art Deco Geometric Brooch in Platinum with 10.70ctw in Diamonds
Located in Miami, FL
diamonds, 3.84 carats, H/I color, VS/SI clarity.
Pearl: Mount in the center, with 1 natural saltwater semi
Category
Vintage 1920s French Art Deco Brooches
Materials
Diamond, White Diamond, Pearl, Natural Pearl, Platinum
Free Shipping
W 0.91 in D 0.55 in L 2.48 in
GIA Certified 4.09-Carat White Opal and Diamond Halo in Platinum and Gold Ring
Located in Miami, FL
yellow gold ring shank that integrates with a platinum halo prong mounting. A truly drop-dead gorgeous
Category
2010s Art Deco Cocktail Rings
Materials
Diamond, Opal, Gold, Platinum
GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring
Located in Miami, FL
yellow gold ring shank that integrates with a platinum halo prong mounting. A truly drop-dead gorgeous
Category
2010s Art Deco Cocktail Rings
Materials
Diamond, Opal, Gold, Platinum
GIA Ruby Diamond Platinum 18K Antique Certified No Heat Huge Pendant 4.63 Carats
Located in Sylvania, GA
Old Mine Diamonds. Authentic Antique Over 100 Years Old.
Heavy Solid Platinum & 18k Pendant and the
Category
Antique Late 18th Century Late Victorian Pendant Necklaces
Materials
Diamond, Ruby, 18k Gold, Platinum
Free Shipping
W 0.99 in L 1.72 in
Wedderien 1928 Art Deco Carved Jade Clip Platinum 12.51 Cts Diamonds & Sapphires
Located in Miami, FL
.
Diamonds: Mount with 22 round European cut diamonds, 0.55 carats, white colorless F color, VS-2 clarity
Category
Vintage 1920s American Art Deco Brooches
Materials
Diamond, White Diamond, Jade, Sapphire, Blue Sapphire, Star Sapphire, Pl...
Free Shipping
W 0.39 in L 1.34 in
Art Deco 1930 Cocktail Bombe Ring In Platinum With 3.19 Ctw Diamonds And Emerald
Located in Miami, FL
.
Diamond: Mount in the center in a millegrain bezel setting, with 1 European round cut diamond of 0.65
Category
Vintage 1930s American Art Deco Cocktail Rings
Materials
Emerald, White Diamond, Diamond, Platinum
GIA-Certified Type A Jadeite Jade Crane & Deer Pendant with Platinum Diamond Top
By Eytan Brandes
Located in Sherman Oaks, CA
Brandes cleverly converted an old (circa 1930) platinum and diamond wedding bale to create the pendant's
Category
2010s North American Contemporary Pendant Necklaces
Materials
Jade, Diamond, White Diamond, Gold, 14k Gold, White Gold, Platinum
Free Shipping
H 2.17 in W 0.83 in D 0.24 in L 16.15 in
4.5 Carat Diamond "Mad Heart" Pendant in Platinum with Silver Akoya Pearls
Located in Sherman Oaks, CA
milady accidentally puncturing herself with those pointy platinum stems!
We purchased this brooch many
Category
Late 20th Century North American Contemporary Pendant Necklaces
Materials
Cultured Pearl, Pearl, White Diamond, Diamond, Platinum, White Gold, 14k...
Free Shipping
H 2.29 in W 1.74 in L 15.99 in
Art Deco 1915 Convertible Necklace 18kt Gold and Platinum with 2.43 Cts Diamonds
Located in Miami, FL
.
The six main diamonds are mounted into bezel settings, they are European cut and have a combined
Category
Vintage 1910s American Art Deco Brooches
Materials
Diamond, Pearl, Gold, 18k Gold, Platinum
Free Shipping
W 1.57 in L 1.14 in
Platinum Fine Antique Oval GIA Reddish Orange Coral & Mine Cut Diamond Ring
Located in Montclair, NJ
stone. The coral is then uniquely pierced in its center with a platinum basket mounted inside of it. A
Category
2010s American Art Deco Cocktail Rings
Materials
Coral, Platinum
Multi-Gem Cabochon "Jubilee" Necklace 1, 000+ Carats 18K Gold and Platinum
Located in New York, NY
weighing approximately 10 carats set in a flexible and comfortable mounting of 18K gold and platinum.
Category
Vintage 1970s More Necklaces
Materials
Amethyst, Aquamarine, Citrine, Garnet, Moonstone, Pink Sapphire, Tourmal...
Free Shipping
H 8 in W 6.25 in
Carved Black Chalcedony Sculpture & Diamond 18kt Pendant, Enhancer, & Brooch
By Robert Guyon
Located in Logan, UT
culminates in a semi-translucent flame of natural russet tone. A single exquisite pear-shaped diamond is
Category
21st Century and Contemporary American Contemporary Brooches
Materials
Chalcedony, Diamond, 18k Gold, Platinum
Three-Stone Engagement Ring Tri-Color Platinum 18 Karat Yellow and 18 Karat Gold
By Rock N Gold Creations
Located in Rancho Santa Fe, CA
Three Stone Engagement Ring Tri-Color Platinum, 18tk Yellow Gold and 18kt Rose Gold Round Diamond
Category
2010s American Contemporary Engagement Rings
Materials
Rose Gold, Yellow Gold, Platinum, 18k Gold
Art Deco 3.30 Carat Diamond and Onyx Ring, circa 1920s
Located in London, GB
halo of onyx. The semi-precious gemstone is a deep black and highlights the shine of the diamond
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
Diamond, Onyx, Platinum
Verger Freres 1901 Spaulding & Co Edwardian Watch-Pendant Guilloche 18Kt Diamond
Located in Miami, FL
magnificent watch pendant, created by Ferdinand Verger Freres in platinum, 18 karats yellow gold, diamonds
Category
Antique Early 1900s French Edwardian More Jewelry
Materials
Diamond, 18k Gold, Yellow Gold, Platinum
Free Shipping
W 1.02 in D 0.28 in L 1.42 in
GIA Certified 2.5 Carat Oval Cut Tsavorite and Diamond Overpass Crossover Ring
Located in Miami, FL
GIA Certified Green 2.50 Carat Tzavorite and Diamond Overpass 18K Gold and Platinum Ring. Signed by
Category
Late 20th Century North American Retro Cocktail Rings
Materials
Diamond, Tsavorite, 18k Gold, Yellow Gold, Platinum
French 1900 Edwardian Natural Pearls Necklace In 18Kt Gold With Diamonds & Ruby
Located in Miami, FL
and topped with a layer of platinum for the setting of the diamonds. The settings are finished with
Category
Antique Early 1900s French Edwardian Beaded Necklaces
Materials
White Diamond, Pearl, Natural Pearl, Ruby, Diamond, Gold, 18k Gold, Yell...
Free Shipping
W 0.35 in L 16 in
Edwardian 1910 Natural Pearls Necklace In 18Kt Gold With Diamonds And Sapphires
Located in Miami, FL
millegrain design.
Diamonds: Mounted in millegrain settings, with 10 European rose cut diamonds, 0.30 carats
Category
Vintage 1910s English Edwardian Beaded Necklaces
Materials
Diamond, White Diamond, Pearl, Natural Pearl, Sapphire, Blue Sapphire, G...
GIA Certified 3.46 Carat Fancy Yellow and Diamond Ring
Located in Delray Beach, FL
18K yellow gold, it features an impressive double halo semi mount with (26) twenty-six white round
Category
2010s Unknown Modern Fashion Rings
Materials
Diamond, Yellow Diamond, 18k Gold, Yellow Gold
Art Deco 3.82ct Sapphire and Diamond Cluster Ring, circa 1930s
Located in London, GB
is Cabochon cut and mounted in platinum. Decorative metal work features at the top and bottom of the
Category
Vintage 1920s Unknown Art Deco Cluster Rings
Materials
Sapphire, Diamond, 18k Gold
Long Dangling Diamond Teardrop White Gold Earrings by Odelia
By Odelia
Located in Miami Beach, FL
brand was born!
Odelia is a full jewelry line featuring bridal and fashion jewelry; semi-mounts, bands
Category
21st Century and Contemporary American Dangle Earrings
Materials
Diamond, White Gold, 18k Gold
David Webb 18K Yellow Gold Double Head Pantheres in Black Enamel Bracelet
By David Webb
Located in New York, NY
and spots, mounted in 18k gold and platinum, wrist size 6.25 inches.
A skilled jeweler as well as an
Category
20th Century American Modern Bangles
Materials
Diamond, 18k Gold, Yellow Gold, Enamel
Art Deco 1920 Mughal Tutti Frutti Necklace Silver 303.69 Cts Gemstone And Pearls
Located in Miami, FL
French platinum and diamond mountings. The style became extremely popular during the 1920's, but it
Category
Vintage 1920s English Art Deco Beaded Necklaces
Materials
Onyx, Pearl, Blue Sapphire, Tourmaline, Fluorite, Gold, 18k Gold, Yellow...
Free Shipping
H 3.15 in W 1.89 in L 15 in
Art Deco Ruby Diamond Platinum Cocktail Ring
Located in London, GB
-cut diamond separating two rows of three calibre-cut rubies set in raised semi-circular mounts to
Category
Early 20th Century British Art Deco Cocktail Rings
Materials
Diamond, Ruby, Platinum
Platinum Pear Shaped Diamond Semi Mount
By Michael Barin
Located in Carmel by the Sea, CA
price here reflects the platinum semi-mount only. Please contact us so that we can assist you with
Category
21st Century and Contemporary American Contemporary Engagement Rings
Materials
Diamond, White Diamond, Platinum
Tacori Diamond Semi Mount Ring in Platinum
By Tacori
Located in Vienna, VA
Tacori Semi Mount Ring w/Diamonds and a CZ Center in Platinum
Tacori Semi Mount Ring
.950 Platinum
Category
21st Century and Contemporary More Rings
Materials
Diamond, Platinum
Martin Flyer Semi Mount Diamond Ring in Platinum
By Martin Flyer
Located in Vienna, VA
Martin Flyer Semi Mount Diamond Ring in Platinum
Martin Flyer Semi Mount Ring
Platinum
Accent
Category
21st Century and Contemporary More Rings
Materials
Diamond, Platinum
Scott Kay Diamond Halo Semi Mount Ring in 19K and Platinum
By Scott Kay
Located in Vienna, VA
Scott Kay Diamond Halo Semi Mount Ring in 19K/Platinum
Scott Kay Diamond Semi Mount Ring
19K White
Category
21st Century and Contemporary More Rings
Materials
Diamond, 18k Gold, Platinum
Diamond Platinum Engagement Ring
By Michael Barin
Located in Carmel by the Sea, CA
elegant and stunning.
Please note, our price here reflects the platinum semi-mount only. Please
Category
21st Century and Contemporary American Contemporary Engagement Rings
Materials
White Diamond, Platinum
Halo Diamond Platinum Engagement Ring
By Michael Barin
Located in Carmel by the Sea, CA
remain forever without boundaries.
Please note, our price here reflects the platinum semi-mount only
Category
21st Century and Contemporary American Contemporary Engagement Rings
Materials
White Diamond, Platinum
Edwardian Diamond Sapphire and Platinum Ring
Located in Melbourne, Victoria
early Brilliant cut diamond and surrounded with an oval of diamonds within a very fine platinum mount
Category
Vintage 1910s Unknown Edwardian Cluster Rings
Materials
Diamond, Sapphire, Platinum
Platinum Art Deco Ring with Certified Pearl and Diamonds, circa 1920
Located in Antwerp, BE
Period: ca. 1920
Material: platinum
Diamond(s):
12 single brilliant cut diamonds (also called 8/8
Category
Vintage 1920s Belgian Art Deco Engagement Rings
Materials
Diamond, White Diamond, Pearl, Platinum
Estate Platinum Art Deco 4.30 Carat Diamond Tennis Bracelet from the 1950s
Located in Antwerp, BE
The line of 38 semi-modern brilliant cut diamonds of this platinum estate rivière bracelet in Art
Category
Mid-20th Century Unknown Art Deco Tennis Bracelets
Materials
Diamond, White Diamond, Platinum
Certified Heat Treated Natural Ruby 3.19 Carat Diamond Platinum Ring France 1920
Located in Antwerp, BE
. 1920
Material: platinum
Diamond(s):
30 old brilliant cut diamonds and single brilliant cut diamonds
Category
Vintage 1920s French Art Deco Engagement Rings
Materials
Diamond, White Diamond, Ruby, Platinum
12.85 Carat Cushion Cut Diamond Ring
By Shreve, Crump & Low
Located in Chestnut Hill, MA
engraved diamond semi mount with 72 round brilliant cut diamonds weighing a total of 1.21cts. Size 6
Category
21st Century and Contemporary Romantic Engagement Rings
Materials
Diamond, White Diamond, Platinum
Art Deco Diamond Carved Jade "Opium Poppies" Brooch
Located in Sale, Cheshire
, characterised by opium poppies and foliage. It's set in a platinum mount with diamond and milligrain "asterisks
Category
Vintage 1920s English Art Deco Brooches
Materials
Diamond, Jade, Platinum
2 Carat Fancy Yellow Canary Cushion Double Halo Diamond Engagement Ring
Located in Aliso Viejo, CA
custom platinum mounting that has over 1.5 carats. The round brilliant diamonds range in color from F-G
Category
2010s American Modern Engagement Rings
Materials
Diamond, Yellow Diamond, 18k Gold, Yellow Gold, Platinum
Suzanne Belperron Chalcedony and Diamond Flower Brooch circa 1945 Art Deco
By Suzanne Belperron
Located in New York, NY
brooch composed of a stylized carved chalcedony flower set with diamonds; mounted in platinum, with 18
Category
Vintage 1940s French Art Deco Brooches
Materials
Chalcedony, Diamond, 18k Gold, Platinum
Free Shipping
W 2 in L 1.25 in
Double Halo Diamond French Cut Sapphire Platinum Engagement Ring
Located in Boston, MA
engagement ring set in luxurious platinum. Centered by a beautiful European cut diamond, this ring features
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Blue Sapphire, Platinum
Fantastic 0.80 Carat Diamond Filigree Engagement Ring in Platinum
Located in Boston, MA
polished platinum bezel. Grading as VS clarity and free of even the most minute inclusions, this diamond is
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Platinum
- 1
Get Updated with New Arrivals
Save "Platinum Diamond Semi Mount", and we’ll notify you when there are new listings in this category.
Platinum Diamond Semi Mount For Sale on 1stDibs
Surely you’ll find the exact platinum diamond semi mount you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Every item for sale was constructed with extraordinary care, often using Platinum, 18k Gold and Gold. You can easily find a 5 antique edition and 9 modern creations to choose from as well. Finding the perfect platinum diamond semi mount may mean sifting through those created during different time periods — you can find an early version that dates to the 20th Century and a newer variation that were made as recently as the 21st Century. For this particular accessory, there are many different carat weights to choose from, but versions are of considerable interest. A platinum diamond semi mount from Gregory Mikaelian & Sons, Inc., Tacori and Rock N Gold Creations — each of whom created a beautiful version of this treasured accessory — is worth considering. See these pages for a round cut iteration of this accessory, while there are also princess cut cut and uncut cut versions available here, too. If you’re browsing our inventory for a platinum diamond semi mount, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.
How Much is a Platinum Diamond Semi Mount?
On average, a platinum diamond semi mount at 1stDibs sells for $2,300, while they’re typically $1,259 on the low end and $9,200 for the highest priced versions of this item.
Read More
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