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18k Yellow Gold and Platinum Chain Link Necklace
Located in Honolulu, HI
Item Specifications:
Necklace Metal: 18k Yellow Gold and Platinum 850
Total Weight: 14.6 Grams
Category
21st Century and Contemporary Unknown Modern Choker Necklaces
Materials
18k Gold, Yellow Gold, Platinum
Round Black Onyx Diamond Necklace in Platinum
Located in Honolulu, HI
Made in Japan
Item Specifications:
Necklace Metal: Platinum 850
Total Weight: 4.2 Grams
Chain
Category
21st Century and Contemporary Unknown Modern Pendant Necklaces
Materials
Diamond, Onyx, Platinum
Art Deco' Platinum Diamond and Natural Pearl Brooch
Located in Firenze, IT
Art Deco BROOCH in platinum 850 / °° entirely set with half-cut diamonds alternating with squares
Category
Vintage 1930s French Art Deco Brooches
Materials
Diamond, Natural Pearl, Platinum
Platinum Ruby Diamond Entourage Ring
Located in Zurich, Zollstrasse
Timeless Platinum 850 Entourage Ring with an oval claw set Ruby weighing approximately 1.18 ct
Category
Vintage 1980s Unknown Contemporary Cocktail Rings
Materials
Diamond, Ruby, Platinum
Vintage 7.35 Carat Tanzanite and Diamond Gold Pendant Platinum Chain Necklace
Located in Montreal, QC
with a Platinum 850 Chain, measuring approx. 18" long. The Pendant epitomizes vintage charm. In
Category
21st Century and Contemporary Modern Pendant Necklaces
Materials
Diamond, Tanzanite, Gold, 18k Gold, White Gold, Platinum
Antique Old Cut Diamond And Natural Pearl Ring
Located in Firenze, IT
Toi et Moi ring in yellow gold 750 thousandths and platinum 850 thousandths, centered on a white
Category
Antique Late 19th Century French Napoleon III Engagement Rings
Materials
Diamond, Natural Pearl, 18k Gold, Yellow Gold, Silver
Antique 14.53 Carat Cushion Burma Sapphire Pastel Blue No Heat Platinum Ring
Located in Miami, FL
: Natural NO HEAT BURMA GRS Certified
Sapphire and Diamonds
Metal: PLATINUM 850%
Ring Size: 5.25
Gram Weight
Category
Vintage 1920s Burmese Cocktail Rings
Materials
Sapphire, Platinum
Retro 1.15 Carats Diamonds Platinum 18 Carats White Gold Marguerite Ring
Located in Paris, FR
hallmark) and platinum 850/1000th, (wolf's head hallmark)
Although we take care of the quality of our
Category
Vintage 1950s French Retro Engagement Rings
Materials
Diamond, 18k Gold, White Gold, Platinum
Certified Unheated 3.63 Carats Burma Cabochon Ruby Diamonds Platinum Yellow Gold
Located in Paris, FR
/1000th (owl hallmark) and platinum 850/1000th, (mascaron hallmark)
Although we take care of the quality
Category
Early 20th Century French Modern Engagement Rings
Materials
Ruby, Diamond, Platinum, Yellow Gold, 18k Gold
Turquoise Cabochon and Diamonds Platinum and 18 Carat White Gold Retro Pompadour
Located in Paris, FR
platinum 850/1000 (wolf head hallmark)
The colour of the turquoise may have been enhanced and stabilised
Category
Vintage 1960s French Retro Cocktail Rings
Materials
Diamond, Turquoise, White Gold, Platinum
Certified 2 Carats Burmese Ruby Diamonds Platinum 18 Carats White Gold Daisy Rin
Located in Paris, FR
g
French work circa 1950-1960
18K white gold, 750/1000th (eagle head hallmark) and platinum 850
Category
Vintage 1950s French Retro Engagement Rings
Materials
Diamond, Ruby, 18k Gold, White Gold, Platinum
Vintage 9.51 Carat Moonstone Topaz Sapphire Tanzanite Diamond Pendant Necklace
Located in Montreal, QC
& Diamonds. Hand crafted in 18K White Gold. Suspended from Platinum 850 Chain, measuring approx. 18" long
Category
21st Century and Contemporary Modern Pendant Necklaces
Materials
Diamond, Moonstone, Sapphire, Tanzanite, Topaz, 18k Gold, White Gold, Pl...
Burmese Ruby Diamonds Platinum 18 Carat Yellow Gold Marquise Ring
Located in Paris, FR
French work circa 1900-1910
18-carat yellow gold, 750/1000th and platinum 850/1000th
Although we take
Category
Antique Early 1900s French Romantic Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Yellow Gold, Platinum
Certified 4.35 Carats Ethiopian Emerald Diamonds 18 Carats Yellow Gold Platinum
Located in Paris, FR
yellow gold, 750/1000 (eagle head hallmark) and platinum 850/1000 (wolf head hallmark)
The setting is a
Category
Antique Early 1900s French Belle Époque Cocktail Rings
Materials
Diamond, Emerald, Yellow Gold, Platinum
Retro Diamonds 14 Carat Yellow Gold Whirlwind Earrings
Located in Paris, FR
gold, 585/1000th (scallop shell hallmark) and platinum 850/1000th (mascaron hallmark)
Although we take
Category
Vintage 1950s French Retro Stud Earrings
Materials
Diamond, Yellow Gold, 14k Gold
Retro Diamonds 18 Carats Yellow Gold Belt Bracelet
Located in Paris, FR
: 75.6 g
Yellow gold 18 carats, 750/1000th (owl hallmark) and platinum 850/1000th, (mascaron hallmark
Category
Vintage 1950s French Retro Retro Bracelets
Materials
Diamond, Yellow Gold
Art Deco Style Colombian Emerald Diamond Target Cocktail Ring Platinum, 1990s
Located in Lisbon, PT
platinum 850. Dimensions: 2.4 cm (head length). Gross weight: 11.2g.
This item is in good condition, with
Category
1990s Unknown Art Deco Cocktail Rings
Materials
Diamond, Emerald, Platinum
2.82ctw Tanzanite & Diamond Halo Ring, 850 Platinum
Located in Greensboro, NC
Give your December birthday girl the gift of sparkling gems! Held in an exquisite 850 platinum
Category
21st Century and Contemporary Unknown More Rings
Materials
Diamond, Tanzanite, Platinum
2.82ctw Tanzanite & Diamond Halo Ring, 850 Platinum
Located in Greensboro, NC
Give your December birthday girl the gift of sparkling gems! Held in an exquisite 850 platinum
Category
21st Century and Contemporary More Rings
Materials
Diamond, Tanzanite, Platinum
JoAq 850 Platinum Art Deco-inspired Sapphire ring
Located in Braintree, GB
JoAq 850 Platinum Art Deco-inspired Sapphire ring.
The ring is nicely set with an octagon-shaped
Category
21st Century and Contemporary Unknown Fashion Rings
Materials
Sapphire, Platinum
Midcentury 1950s-1960s 15 Carat Ruby 8ct Diamond Cluster Drop Earrings Platinum
Located in Lisbon, PT
platinum 850 and gold 800 (19.2 Karat). Dimensions: 6.3 x 1.8 cm. Gross weight: 34.7g.
This item is in
Category
Vintage 1950s Unknown Modern Drop Earrings
Materials
Diamond, Ruby, Gold, 18k Gold, White Gold, Platinum
JoAq 850 Platinum 3.30 carats of Oval Opal cluster ring
Located in Braintree, GB
JoAq 850 Platinum Art Deco-inspired 3.30 carats of Oval Opal cluster ring surrounded by round
Category
21st Century and Contemporary European Cluster Rings
Materials
Opal, Platinum
Art Deco 850. Platinum pair of A dangle earrings with Aquamarines and Diamonds
Located in Braintree, GB
Art Deco 850. Platinum pair of A dangle earrings with Aquamarines and Diamonds.
Made in Europe, Ca
Category
Vintage 1920s European Dangle Earrings
Materials
Aquamarine, Diamond, Platinum
1.66 Carat Emerald Diamond Platinum Ring
Located in New York, NY
Platinum ring, with an approx. 1.66ct emerald (measuring 7.7 x 7.2 x 4.7mm) surrounded with
Category
20th Century More Rings
Materials
Diamond, Emerald, Platinum
Platinum Necklace Sapphire & Diamond Necklace, 5.1g
Located in Laguna Beach, CA
Ladies sapphire and diamond pendant necklace in platinum setting.
The chain is stamped Pt 850 and
Category
20th Century Chain Necklaces
Materials
Diamond, Sapphire, Platinum
Tiffany & Co Platinum and Diamond Riviera Necklace
By Tiffany & Co.
Located in Holmdel, NJ
weighing 24.43 CTs. (Color: F-H, VS) all set in platinum.
Unsigned, Engraved 850, Plat 950.
Accompanied
Category
1990s Choker Necklaces
Materials
Diamond, Platinum
Tiffany & Co Platinum and Diamond Riviera Necklace
By Tiffany & Co.
Located in New York, NY
weighing 24.43 cts. (Color: F-H, VS) all set in platinum.
Engaved 850, Plat 950.
Accompanied with
Category
Late 20th Century American Artist Link Necklaces
Materials
Diamond, Platinum
Trilogy 3 Diamond Drop Necklace in Platinum
Located in Honolulu, HI
: Diamond Pendant
Chain Metal: 850 and 900 Platinum
Total Weight: 7.2 Grams
Pendant drops: 17mm
Chain
Category
Mid-20th Century Unknown Modern Pendant Necklaces
Materials
Diamond, Platinum
Platinum 0.55 carats of Emerald - cut Emerald ring
Located in Braintree, GB
Platinum 0.55 carats of Emerald - cut Emerald ring, set with two round brilliant diamonds and
Category
21st Century and Contemporary European Band Rings
Materials
Emerald, Platinum
Radiant Cut Diamond Platinum Half Band Ring
Located in Narberth, PA
This vintage diamond half band from the 1960s is simply gorgeous! The ring is made of platinum and
Category
Vintage 1960s Contemporary Band Rings
Materials
Diamond, Platinum
Platinum 3.61ctw Gia Graded Round Diamond Milgrain Work Engagement Ring
Located in Montclair, NJ
(approx.)
Total Carat Weight: 3.61 (approx.)
Material: Solid .850+ Platinum
Weight: 9.39 Grams
Ring Size
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Platinum
JoAq Platinum Art Deco-inspired ruby cluster ring with diamonds
Located in Braintree, GB
JoAq 850 Platinum Art Deco-inspired ruby cluster ring surrounded by round brilliant cut diamonds
Category
21st Century and Contemporary European Cluster Rings
Materials
Diamond, Ruby, Platinum
Platinum 0.63 carats of Emerald - cut Blue Sapphire ring
Located in Braintree, GB
Platinum 0.63 carats of Emerald - cut Blue Sapphire ring, set with two round brilliant diamonds
Category
21st Century and Contemporary European Band Rings
Materials
Emerald, Blue Sapphire, Platinum
6.25 Carat Ova Aquamarine Diamond Halo Platinum Cocktail Ring
Located in Stamford, CT
SI I approx. .48cts
Size 6.75 and sizable
Platinum
Stamped: PT 850
10.2 grams
Width at top: 18.6mm
Category
Mid-20th Century Cocktail Rings
Materials
Aquamarine, Diamond, Platinum
Platinum Art Deco-inspired 0.42 carats of Emerald fashion ring
Located in Braintree, GB
diamonds.
Made in After 2000
X-Ray tested positive for .850 platinum purity.
Dimensions -
Finger Size (UK
Category
21st Century and Contemporary European Fashion Rings
Materials
Emerald, Platinum
Platinum Art Deco-inspired 3.62 carats of Emerald fashion ring
Located in Braintree, GB
diamonds.
Made in After 2000
The ring tested positive for .850 platinum purity.
Dimensions -
Ring Size
Category
21st Century and Contemporary European Fashion Rings
Materials
Emerald, Platinum
Platinum Art Deco-inspired 4.21 carats of Emerald fashion ring
Located in Braintree, GB
brilliant cut diamonds.
Made in After 2000
Maker: JoAq
The ring tested positive for .850 platinum purity
Category
21st Century and Contemporary European Fashion Rings
Materials
Emerald, Platinum
Letter K Pendant Brooch Vintage Platinum Large Initial Script Estate Jewelry
Located in Torrance, CA
thick chain.
Metal & Hallmark: Platinum. The pendant is hallmarked "Pt 900" and "Pt 850" for platinum.
Category
Late 20th Century Unknown Modern Brooches
Materials
Platinum
Platinum 8.35ctw Trillion Amethyst & Diamond Bail Pendant & 18" Cable Link Chain
Located in Montclair, NJ
- 0.47ctw (exact)
Total Carat Weight: 8.35 (exact)
Material: Solid .850+ Platinum
Weight: 6.46 Grams
Chain
Category
21st Century and Contemporary Pendant Necklaces
Materials
Amethyst, Diamond, Platinum
H 0.95 in W 0.63 in L 18 in
New Platinum 2.27ctw Heart Royal Blue Sapphire & Diamond Halo Pendant Necklace
Located in Montclair, NJ
/VS2 Clarity - 0.21ctw (exact)
Total Carat Weight: 2.27 (exact)
Material: Solid .850+ Platinum
Weight
Category
2010s American Pendant Necklaces
Materials
Diamond, Blue Sapphire, Platinum
Free Shipping
H 0.39 in W 0.45 in L 18 in
Vintage Platinum 4.60ctw Straight Baguette Prong Set Diamond Eternity Band Ring
Located in Montclair, NJ
.850 Platinum
Weight: 5.27 Grams
Ring Size: 7.0 (This ring CANNOT be custom sized.)
Ring Width: 5.7mm
Category
Vintage 1980s Band Rings
Materials
Diamond, Platinum
Platinum and gold double-clip flower-shaped brooch with 13.40 cts diamonds
Located in Braintree, GB
Introducing a magnificent vintage 850 platinum and 18kt gold double-clip/pendant flower-shaped
Category
Vintage 1940s Unknown Brooches
Materials
Gold, 18k Gold, Platinum
Vintage Earth Mined Genuine Diamond Platinum Necklace Circa 1940s with Valuation
Located in Mona Vale, NSW
This vintage necklace is a stunning piece of fine jewellery, crafted in 850 platinum and featuring
Category
Vintage 1940s Unknown Art Deco Link Necklaces
Materials
Diamond, Platinum
Art Deco 1920s Platinum & 14K Gold 6.5tgw Diamond & Sapphire Panel Bracelet
Located in Staines-Upon-Thames, GB
weight: 20.4g
Hallmarks: stamped ’850’ (850 platinum), ‘585’ (14 karat gold), other Portuguese marks
Category
Vintage 1920s Portuguese Art Deco Link Bracelets
Materials
Diamond, Sapphire, 14k Gold, Platinum
Free Shipping
W 0.94 in D 0.24 in L 6.3 in
Modern 0.318ct and 0.14ct Solitaire Brilliant Pendant with Chain W SI Platinum
Located in Viena, Viena
approx. 18.5 x 8 x 6,5 mm, 900 platinum, fine chain in 850 platinum with spring ring, 44.5 cm Can be
Category
2010s Unknown Modern Pendant Necklaces
Materials
Diamond, Platinum
W 0.32 in D 0.24 in L 0.71 in
Paraiba Tourmaline Brilliant Pendant with Chain 900 Platinum blue Lagune Colors
Located in Viena, Viena
(can be shortened via slider) in 850 platinum, each buyer will receive an invoice with detailed
Category
2010s European Modern Pendant Necklaces
Materials
Diamond, Tourmaline, Paraiba, Platinum
Free Shipping
W 0.28 in D 0.16 in L 0.95 in
GIA Certified Natural Jade Diamond Platinum Gold Victorian Pendant Necklace
Located in Stamford, CT
. Rose gold pendant back, Platinum top and chain. Platinum 16 inch chain. Pendant tested Platinum, top
Category
Antique 19th Century Pendant Necklaces
Materials
Diamond, Jade, 14k Gold, Rose Gold, Platinum, Gold
Cartier Art Deco rock crystal cufflink dress set - 14kt. Gold, Platinum
By Cartier
Located in Braintree, GB
tested positive for 14kt gold and 850 platinum.
Dimensions:
Cufflinks: Approximately 2.9 mm in length
Category
Vintage 1930s French Cufflinks
Materials
Crystal, Rock Crystal, Gold, 15k Gold, Platinum
Opal Brilliant Pendant Platinum like a Mobile Fullcut Diamonds total 1 ct
Located in Viena, Viena
approx. 36 x 6 mm, weight approx. 9 grams, with fine chain made of 850 platinum, large spring ring with
Category
Vintage 1980s Unknown Modern Pendant Necklaces
Materials
Diamond, Opal, Platinum
Free Shipping
W 0.24 in D 0.2 in L 1.42 in
CUBE NIESSING Platinum and Diamond Pendant
By Niessing
Located in BARCELONA, ES
calidad D/VS 1,24 gramos Maciza Medidas: 5x5mm Platino 850/- Producto nuevo a estrenar Ref
Category
21st Century and Contemporary European Necklace Enhancers
Natural Ethiopian 4.55ct Fire Opal Diamond Necklace Estate Platinum Pear Cut
Located in Torrance, CA
Finely detailed natural Ethiopian fire opal & diamond pendant & necklace crafted in 850 & 900
Category
Mid-20th Century Unknown Modern Pendant Necklaces
Materials
Diamond, White Diamond, Opal, Fire Opal, Platinum
Vintage 1990s 6.7 Carat Burmese Ruby 4.0 Carat Diamond Butterfly Brooch Platinum
Located in Lisbon, PT
: approximately 4.0 carats in total; G-I color; VS clarity.
Later Lisbon control marks for 850/1000 platinum 800
Category
1990s Unknown Modern Brooches
Materials
Diamond, Ruby, Gold, 18k Gold, White Gold, Platinum
Free Shipping
W 1.97 in L 1.58 in
Vintage Art Deco 4.85 Ct Star Ruby, 0.30 Ct Diamond and Platinum Dress Ring
Located in Jesmond, Newcastle Upon Tyne
to the exterior of the shank with Portuguese domestic platinum mark* (parrot's head, minimum 850
Category
20th Century Portuguese Art Deco Cocktail Rings
Materials
Diamond, Ruby, Star Ruby, Platinum
Cartier 1970 Paris by Dinh Van 18Kt & Platinum Earrings 3.04 Ctw in VS Diamonds
By Dinh Van for Cartier
Located in Miami, FL
house of Cartier. Rare prototype and only one pair crafted in 18 karats yellow gold and .850/.999
Category
Vintage 1970s French Modernist Clip-on Earrings
Materials
Diamond, White Diamond, Gold, 18k Gold, Yellow Gold, Platinum
Platinum Art Deco-inspired 0.92 carats Oval ruby cluster ring
Located in Braintree, GB
Platinum Art Deco-inspired 0.92 carats Oval ruby cluster surrounded by 1.15 carats of trapezoid and
Category
21st Century and Contemporary British Cluster Rings
Materials
Ruby
0.41 carats of fancy Champagne Colour Old -European cut dome ring
Located in Braintree, GB
tested positive for .850 platinum purity.
Dimensions -
Finger Size (UK) = M 1/2 (EU) = 53.1 (US) = 6.5
Category
21st Century and Contemporary European Dome Rings
Materials
Platinum
Yellow Diamond Necklace
Located in Miami, FL
Style: Pendant Necklace
Metal: Platinum
Metal Purity: 850
Stones: Yellow Diamond 1 ctw
White
Category
21st Century and Contemporary Pendant Necklaces
Materials
Yellow Diamond, Platinum
French Art Deco Diamond and Australian Sapphire Ring
Located in Brisbane, QLD
'PT 850' mark indicating the frame of the ring is crafted from 850 purity platinum. To the outside of
Category
Vintage 1920s French Art Deco Cluster Rings
Materials
Diamond, Sapphire, Platinum
Pendentif Broche emeraude et diamants en platine et or 18 carats
Located in OUISTREHAM, FR
et l’audace !
Création Ré-enchantée : état neuf. Vendue sans chaîne !
Poinçons : Platine 850 (tête
Category
Late 20th Century French Brooches
Materials
White Diamond, Emerald, 18k Gold, Platinum
Boucles d’oreilles duo de platine or blanc 18 carats, émeraudes et diamants
Located in OUISTREHAM, FR
neuf. Fermoirs des boucles d’oreilles : systèmes de clips-tiges.
Poinçons : Platine 850 (tête de
Category
Late 20th Century French Stud Earrings
Materials
White Diamond, Emerald, 18k Gold, White Gold, Platinum
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Platinum 850 For Sale on 1stDibs
On 1stDibs, you can find the most appropriate platinum 850 for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using platinum, gold and 18k gold. In our selection of items, you can find a vintage example as well as a contemporary version. If you’re looking for a platinum 850 from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th Century while another version may have been produced as recently as the 21st Century. As it relates to this specific piece, our collection includes designs that are universally popular, but .5 carat and 1 carat carat weights, specifically, are sought with frequency. Creating a platinum 850 has been a part of the legacy of many jewelers, but those produced by Tiffany & Co., Cartier and Chaumet are consistently popular. See these pages for a round cut iteration of this accessory, while there are also oval cut cut and cabochon cut versions available here, too. Finding a platinum 850 for sale for women should be easy, but there are 18 pieces available to browse for unisex as well as men, too.
How Much is a Platinum 850?
Prices for a platinum 850 can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $635 and can go as high as $32,528, while this accessory, on average, fetches $4,778.
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