Unknown Jewelry
188
52,128
4,846
to
4,515
36,062
18,239
103
13
6
893
8,786
56,974
66,378
2,331
1,675
4,067
2,659
2,051
3,432
3,483
3,427
4,527
2,635
476
147,328
2,719
2,019
1,804
1,632
33,537
22,453
984
40,947
17,983
16,757
12,837
10,935
34,291
6,663
4,872
4,236
3,969
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4325
4287
3471
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to
9,877
6,680
4,635
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2,397
1,134
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959
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64
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10
8
1
Period: 20th Century
Creator: Unknown
Victorian Bow Brooch with Old Cut Diamonds in Silver and Yellow Gold
Located in Lucerne, CH
Embrace the elegance of this charming bow brooch. Reflecting the era's penchant for contrast and luxury, the combination of 18 Karat yellow gold and silver was favored for its abilit...
Category
Early 20th Century European Late Victorian Unknown Jewelry
Materials
Diamond, Gold, 18k Gold, Yellow Gold, Silver
Stickpin Silver and Enamel
Located in Orimattila, FI
Stickpin Silver and Enamel.
Stamp 813H.
Finnish Silver Stamp.
So the needle is done between 1895-1972
813H=1895-1972
Nicely darkened, I haven't polished it.
Is there a Lawyer or a J...
Category
Mid-20th Century Modern Unknown Jewelry
Materials
Silver, Enamel
Antique Russian Natural Saltwater Pearl and Diamond Brooch
Located in New York, NY
Antique Russian Natural Saltwater Pearl and Diamond Brooch
The brooch is set with rose-cut diamonds, suspending diamond briolette drops, and a important GIA certified natural pearl...
Category
Early 1900s Unknown Victorian Antique Unknown Jewelry
Materials
Diamond, Pearl, 14k Gold
Jade & Diamond Earrings
Located in New York, NY
Jade & Diamond Earrings
A pair of yellow gold earrings set with 44 round cut diamonds and 2 cabochon jades
Total Approximate Diamond Weight: 2.2 carats
Length: 0.88"
Back Type: C...
Category
1980s Unknown Vintage Unknown Jewelry
Materials
Diamond, Jade, Gold, 14k Gold, Yellow Gold
Round Cut Diamond with Emerald and Sapphire Floral Pendant in 18K Gold
Located in Bangkok, TH
Perfect with everyday wear, this charming vintage Art Deco revivalist design pendant features brilliant-cut diamonds surrounded by emerald...
Category
20th Century Unknown Art Deco Unknown Jewelry
Materials
Diamond, Emerald, Sapphire, 18k Gold, White Gold
Sixties Natural Coral Fashion Ring
Located in Litchfield, CT
Circa 1960s, 18k, Swiss. This colorfully chic Modernist ring features a stunning natural coral cabochon. Its amazing natural stone beautifully complements the minimalist, contemporar...
Category
1960s Swiss Vintage Unknown Jewelry
Materials
Coral, 18k Gold
9ct Yellow, Rose and White Gold Russian Wedding Bangle
Located in London, GB
This gorgeous three-tone Russian Wedding Bangle is the perfect piece that goes with absolutely everything. Combining beautiful rose, yellow and white nine carat gold, it is an elegan...
Category
1990s British Modern Unknown Jewelry
Materials
9k Gold, Rose Gold, White Gold, Yellow Gold
GIA Certified 1.92cttw Diamond Stud Earrings
Located in New York, NY
This is an elegant pair of diamond 14k white gold stud earrings. The earrings are set with sparkling GIA certified round cut diamonds that weigh 0.96ct and 0.96ct. The color of the d...
Category
20th Century Unknown Jewelry
Materials
Diamond, 14k Gold
Art Deco Platinum Diamond Cluster Ring Circa 1920s
Located in ADELAIDE, SA
An Art Deco geometric cluster with the larger diamonds set in hexagonal bezel settings. This ring spans across the finger and diamonds set to the vanishing point. True to the era thi...
Category
1920s Art Deco Vintage Unknown Jewelry
Materials
Diamond, Platinum
Victorian 15kt yellow gold figural pin brooch with old cut diamonds and rubies
Located in Braintree, GB
Antique Victorian 15kt yellow gold figural pin brooch with old cut diamonds and rubies.
Dimensions:
The brooch length x width: is 3.2 x 3.2 cm
Total weight: 5.00 grams
Diamonds -
Q...
Category
Early 1900s British Antique Unknown Jewelry
Materials
Diamond, Ruby, 15k Gold, Yellow Gold, Silver
Vintage Original Circa 1990s 18k Gold Natural Diamond Decorated Pretty Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 5.6 grams.
Totally is diamond 0.85 carat.
The diamond is has F-G color and vvs-vs clarity.
Ring size is US 7.5 (We offer free resizing)
We ca...
Category
1990s Egyptian Retro Unknown Jewelry
Materials
Diamond, 18k Gold
22kt. yellow gold Georgian Purple and pink Lodolite Quartz brooch
Located in Braintree, GB
Antique 22kt. yellow gold Georgian Purple and pink Lodolite Quartz brooch with cannetille work and set with yellow and pink topazes.
X - ray been tested positive for 22kt. gold.
Dim...
Category
1970s European Vintage Unknown Jewelry
Materials
Quartz, 22k Gold, Yellow Gold
Antique Circa 1900s 18k Gold Natural Diamond Decorated Solitaire Engagement Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 4.9 grams.
Totally is diamond 0.05 carat.
The diamond is has H color and vs clarity.
Ring size is US 7.8 (We offer free resizing)
We can make...
Category
Early 1900s European Victorian Antique Unknown Jewelry
Materials
Diamond, 18k Gold
Vintage 14k Gold Bead Necklace 14 inches
Located in beverly hills, CA
This timeless and elegant necklace featuring a bead design crafted from 14k yellow gold. The 4mm beads on this necklace catch the light, creating a playful shimmer that adds a touch ...
Category
1990s Retro Unknown Jewelry
Materials
14k Gold, Yellow Gold
Art Deco 1.00ct Diamond and Sapphire Target Ring, c.1920s
Located in London, GB
Featuring an impressive 1.00ct diamond at it’s centre this Art Deco era target ring is truly eye catching. The central diamond is an old cut stone with a colour of H and a clarity o...
Category
1920s Unknown Art Deco Vintage Unknown Jewelry
Materials
Diamond, Sapphire, Platinum
1900 Antique ring with sapphires and diamond roses
Located in PARIS, FR
Stones: 5 sapphires: 0.89 ct and 24 rose diamonds: 0.48 ct
Material: 18k gold
Weight: 3.5g
Period: 1900
Size: 51 (free sizing)
Certificate
Ref. : 25628
Category
Early 1900s Antique Unknown Jewelry
Materials
Diamond, Sapphire, 18k Gold
Vintage Circa 1980s 18k Gold Natural Diamond And Caliber Sapphire Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 5.3 grams.
Totally is diamond 0.32 ct.
The diamond is has G-H color and vvs-vs clarity.
Totally is sapphire 0.45 ct.
Ring size is US 6.5 (We c...
Category
1980s European Retro Vintage Unknown Jewelry
Materials
Diamond, Sapphire, 18k Gold
Circa 1900s 18k Gold Top Silver Natural Rose Cut Diamond And Sapphire Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 5.1 grams.
Totally is diamond 0.45 carat..
The diamond is has H-I-J-K color and s1-s2-s3-Pique clarity.
Dimention is sapphire about 0.20 carat...
Category
Early 1900s European Victorian Antique Unknown Jewelry
Materials
Diamond, Sapphire, 18k Gold, Silver
Vine Leaf antique brooch 18K gold silver Victorian era jewelry special person
Located in Berlin, DE
Antique brooch in shape of a grape leaf with a branch of a vine
18K gold and blackened silver with 105 old-cut diamonds
diamonds weight - 3.5 carats
brooch measurements - 0.94 x 1.3 ...
Category
Early 1900s French Art Nouveau Antique Unknown Jewelry
Materials
Diamond, Gold, 18k Gold, White Gold, Silver
Antique 14k Hand Carved Bone Cameo Pendant Brooch High Relief Solid Yellow Gold
Located in Greer, SC
Stunning antique high relief hand carved bone cameo, set with an elegant twisted rope border in 14k solid yellow gold. Can be worn as either a pendant or as a brooch, makes for a won...
Category
Early 20th Century Unknown Victorian Unknown Jewelry
Materials
14k Gold
Antique 18K Gold Top Silver Natural Diamond And Cabochon Emerald Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 3.6 grams.
Totally is diamond 0.41 carat.
The diamond is has H color and s1-s2...
Totally is emerald 0.98 carat.
Ring size is US 7.2 (We offe...
Category
Early 1900s European Victorian Antique Unknown Jewelry
Materials
Diamond, Emerald, 18k Gold, Silver
Retro Bow Brooch Pin 18k Gold Ruby Diamond Estate Jewelry
Located in Beverly Hills, CA
A lovely Retro bow brooch pin made of 18k gold with ruby and diamond.
The gemstones are assembled in beautiful florets, with ruby “petals” and diamond “stamens”. The bow is tied in t...
Category
1940s Unknown Retro Vintage Unknown Jewelry
Materials
White Diamond, Diamond, Ruby, 18k Gold, White Gold, Yellow Gold
GIA Blue Sapphire No Heat Sri Lanka 18K Diamond Ring Vintage VS Fine 9.34 CTS!
Located in Sylvania, GA
Old South Jewels proudly presents... VINTAGE LUXURY. GIA CERTIFIED 18K GOLD HUGE 9.34 CARAT UNHEATED SAPPHIRE DIAMOND RING & BOX! HUGE 7.03 CARAT BRILLIANT ROYAL BLUE GIA CERTIFI...
Category
20th Century Unknown Jewelry
Materials
Diamond, Blue Sapphire, 18k Gold, White Gold
Pearl Bracelet in 18kt Yellow Gold Set With 3.58ct. Diamonds, Pearls & Sapphires
Located in Antwerp, BE
Elegant Pearl Bracelet in 18 kt. Yellow Gold Set With 3.58 ct. Diamonds, Pearls and Sapphires
Diamonds: Brilliant cut diamonds together approx. 3.58 ct.
Pearls: 48 pearls...
Category
1980s Italian Artisan Vintage Unknown Jewelry
Materials
Diamond, Pearl, Sapphire, 18k Gold, Yellow Gold
3 rows of movable Bracelet with gems and colorful glass stones, gold plated
Located in Stuttgart, DE
3 rows of movable bracelets with gems and colorful glass stones. Gold plated, 1950s with Gems and colorful glass stones.
I think it is modeled after the original ones made of real ...
Category
1950s American Art Deco Vintage Unknown Jewelry
Materials
Gold Plate
20ct Diamond Necklace in 18k Yellow Gold
Located in London, GB
An 18k gold and diamond necklace set with 20.00cts of brilliant cut diamonds.
Length: 40.5cm
Weight: 56gr
Category
1970s Vintage Unknown Jewelry
Materials
Diamond, 18k Gold, Yellow Gold
Antique Circa 1900s 8k Gold Natural Rose Cut Diamond Decorated Drop Earring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 5.3 grams.
Totally is diamond about 1.80 carat.
The diamond is has H color and s1-s2-s3.
Acid tested to be 8k real gold.
Box is not included.
...
Category
Early 1900s Asian Victorian Antique Unknown Jewelry
Materials
Diamond, Gold
Heavy 18 Karat Yellow Gold Woven Bracelet
Located in Brisbane, QLD
This hefty bracelet has been manufactured from 18 karat gold, likely in the second half of the 20th Century. The bracelet which has a woven like appearance features and tongue and bo...
Category
20th Century Modern Unknown Jewelry
Materials
Gold, 18k Gold, Yellow Gold
French Art Deco Enamel 18 Karat Gold Powder Room Bidet Charm
Located in Philadelphia, PA
Charm is designed as a polished gold octagonal bidet with a deep cavity and white gold accents
Cavity is glossed with off-white enamel, exhibiting no loss
Completed by a jump ring ba...
Category
1930s Art Deco Vintage Unknown Jewelry
Materials
Gold, White Gold, Enamel
Antique 2.84ct Aquamarine and 0.10ct Diamond and 18ct White Gold Dress Ring
Located in Jesmond, Newcastle Upon Tyne
A fine and impressive 2.84 carat aquamarine and 0.10 carat diamond, 18 karat white gold ring; part of our diverse antique jewelry collections.
This fine and impressive antique aquamarine ring has been crafted in 18k white gold.
The pierced decorated setting displays an impressive feature claw set 2.84 carat square faceted cut aquamarine.
The elevated ring shoulders are each accented with three pavé set eight-cut diamonds within a triangular setting, melding with the plain ring shank.
This antique ring has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 18 karat gold.
This 1930s aquamarine ring...
Category
1930s Vintage Unknown Jewelry
Materials
Aquamarine, Diamond, White Gold
Ruby and Diamond Earrings
Located in New York, NY
Circular Ruby Earrings
Yellow gold and white gold circular earrings with 144 rubies and 112 brilliant round diamonds.
Approximate combined ruby weight: 12.80 carats
Approximate c...
Category
20th Century Unknown Unknown Jewelry
Materials
Diamond, Ruby, 18k Gold
18 kt. White Gold Brooch set with 6.5 ct. Brilliant cut Diamonds
Located in Antwerp, BE
Gorgeous 18 kt. White Gold Brooch set with 6.5 ct. Brilliant cut Diamonds
Diamonds: Brilliant cut diamonds together 6.5 ct.
Material: 18 kt. White Gold
Measurements: 57 mm x 45 m...
Category
20th Century European Artisan Unknown Jewelry
Materials
Diamond, 18k Gold, White Gold
Erwin Reu Co. Mid-Century 2.03 CTW Sapphire Diamond 14 Karat Gold Bypass Ring
Located in Philadelphia, PA
Bypass-style ring terminating with a fanning plume and foliate with clustered sapphires and diamonds
Sapphires are round cut and weigh approximately 0.82 carat total - prong set
One ...
Category
1950s Vintage Unknown Jewelry
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
Pendientes de Oro con Diamantes
Located in BARCELONA, ES
Pendientes en Oro y Diamantes para mujer 36x Diamantes en talla Brillante con peso total aprox. 0,54ct Cierre omega Oro Blanco y Oro Amarillo 18 kt 12,19 gramos. Estos pendiente...
Category
1980s European Vintage Unknown Jewelry
18k Gold and Sapphire Bracelet
Located in London, GB
An 18k gold bracelet in a twisted design spaced with sapphires.
Signed: E.Nannini
Length: 19.5cm
Weight: 125gr
Origin: Milan, Italy
Category
1970s Italian Vintage Unknown Jewelry
Materials
Sapphire, 18k Gold, Yellow Gold
Art Deco Enamel and Diamond Heart Locket Pendant
Located in London, GB
Here we have a gorgeous creation taken from the pinnacle of the Art Deco movement. This romantic locket has been formed from platinum and showcases a rich navy blue enamel filled bac...
Category
Early 20th Century Art Deco Unknown Jewelry
Materials
Diamond, Platinum
Vintage 18K Yellow Gold Black Onyx and Diamond Dome Ring
Located in Henderson, NV
Crafted in 18K yellow gold, the ring features a dome design with channel set diamonds in the center, supported by custom cut black onyx shoulders.
26 round brilliant cut diamonds: 1....
Category
Mid-20th Century Unknown Jewelry
Materials
Diamond, Onyx, Gold, 18k Gold, Yellow Gold
Antique 1900s Ottoman 10k Gold Natural Rose Cut Diamond Decorated Moon Brooch
Located in Fatih/İstanbul, 34
In very good condition.
Total weight 1.3 grams.
Totally is diamond about 0.20 carat.
The diamond is has H-I-J-K color and s1-s2-s3 clarity.
Acid tested to be 10k real gold.
Totally i...
Category
Early 1900s Turkish Victorian Antique Unknown Jewelry
Materials
Diamond, 10k Gold
Vintage Circa 1990s 18k Gold Natural Diamond And Opal Starfish Brooch
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 31.4 grams.
Totally is diamond 2.40 carat.
The diamond is has H-I color and vs-s1.
Please contact for any questions.
Category
1990s Unknown Jewelry
Materials
Diamond, Opal, 18k Gold
Art Deco Vintage 0.52 CTW European Diamond 18 Karat White Gold Engagement Ring
Located in Philadelphia, PA
Centering an old European cut diamond weighing approximately 0.40 carat total - G color with VS2 clarity
Set with tri-split prongs in a square form basket with a pierced foliate moti...
Category
1930s Art Deco Vintage Unknown Jewelry
Materials
Diamond, Gold, 18k Gold, White Gold
Vintage Circa 1980s 18k Gold Natural Diamond And Pearl Decorated Earring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 18 grams.
Totally is diamond 0.60 carat.
The diamond is has G-H color and vvs-vs clarity.
Please contact for any questions.
Category
1980s European Retro Vintage Unknown Jewelry
Materials
Diamond, Pearl, 18k Gold
Vintage Circa 1980s 18k Gold Natural Diamond Caliber Ruby Decorated Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight 8.2 grams.
Totally about 0.55 ct diamond.
Totally ruby about 0.50 ct.
The diamond has vs clarity and G-H color.
Ring size is US 7.5 (We offer fre...
Category
1980s European Retro Vintage Unknown Jewelry
Materials
Diamond, Ruby, 18k Gold
Vintage Ring Cornelian 18 K Rose solid Gold
Located in Geneva, CH
Antique ring crafted in 18 Karat rose gold
Discover the epitome of elegance with our exquisite 18k Rose Gold Ring decorated with a carved oval Carnelian.
Meticulously crafted to p...
Category
1970s Vintage Unknown Jewelry
Materials
Rose Gold
Art Deco Diamond Eternity Ring Size M (53)
Located in London, GB
Here we have a wonderfully unique eternity ring taken from the pinnacle of the Art Deco movement. This elegant piece has been crafted from platinum and is set with an alternating arr...
Category
20th Century Unknown Jewelry
Materials
Diamond, Platinum
Vintage Circa 1970s 18k Gold Natural Diamond And Caliber Ruby Decorated Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 8.9 grams.
The center rose cut diamond is about 0.80 carat.
The side brilliant cut diamond is about 0.25 ct.
The diamond is has s2-Pique 1 cla...
Category
1970s European Retro Vintage Unknown Jewelry
Materials
Diamond, Ruby, 18k Gold
Royal Blue Sapphire Vintage Diamond Cocktail Ring
Located in Rome, IT
Introducing a captivating sapphire and diamond ring boasting a timeless design that has stood the test of time. Featuring a luscious blue sapphire embraced by a substantial diamond h...
Category
1920s Unknown Art Deco Vintage Unknown Jewelry
Materials
Diamond, Blue Sapphire, 18k Gold
Antique Art Deco Platinum Old European Diamond Filigree Shield Ring
Located in Great Neck, NY
Beautiful Antique Art Deco Platinum Old European Diamond Filigree Shield Ring. This incredible art deco diamond shield ring is crafted in ...
Category
1920s Art Deco Vintage Unknown Jewelry
Materials
Diamond, Platinum
Rotkel Hammered 14K Yellow Gold Bangle Bracelet
Located in Bellmore, NY
Imbued with the spirit of artisanal craftsmanship, the Rotkel Hammered 14K Yellow Gold Bangle Bracelet exudes a distinct allure, seamlessly blending elegance with a touch of organic ...
Category
Late 20th Century Unknown Jewelry
Materials
Gold, 14k Gold, Yellow Gold
Vintage Circa 1980s 18k Gold Natural Emerald And Sapphire Decorated Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 11.4 grams.
Totally is emerald 0.80 ct.
Totally is sapphire 1.20 ct.
Ring size is US 6 (We offer free resizing)
We can make any size.
Box is n...
Category
1980s European Retro Vintage Unknown Jewelry
Materials
Emerald, Sapphire, 18k Gold
Vintage Circa 1990s 18k Gold Natural Diamond And Australian Opal Decorated Ring
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 7.1 grams.
Totally is diamond 0.25 ct.
The diamond is has G color and vvs-vs clarity.
Ring size is US 6.5 (We offer free resizing)
We can make...
Category
1990s European Retro Unknown Jewelry
Materials
Diamond, Opal, 18k Gold
Vintage French 2.20ct Diamond and Platinum Full Eternity Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive vintage French 2.20 carat diamond and platinum full eternity ring; part of our diverse diamond jewellery collections.
This stunning, fine and impress...
Category
1940s French Vintage Unknown Jewelry
Materials
Diamond, Platinum
1990's 2.71 CTW Asscher Cut Sapphire Diamond 18 Karat White Gold Ring GIA
Located in Philadelphia, PA
Centering an asscher cut sapphire weighing 1.95 carats total - transparent dark blue in color
Natural Thai in origin - set with split prongs in basket and flanked by stepped shoulde...
Category
1990s Contemporary Unknown Jewelry
Materials
Sapphire, Gold, 18k Gold, White Gold
Vintage Circa 1990s 18k Gold Natural Diamond And Sapphire Rabbit Brooch
Located in Fatih/İstanbul, 34
In very good condition.
Total weight is 9.5 grams.
Totally is sapphire 0.50 ct.
Totally is diamond 0.12 ct.
The diamond is has G-H color and vs-s1-s2 clarity.
Please contact for any ...
Category
1990s European Retro Unknown Jewelry
Materials
Diamond, Sapphire, 18k Gold
Vintage 1998 Opal Diamond 18 Karat Gold Scrolling Three Stone Ring
Located in Philadelphia, PA
Featuring three oval shaped opal cabochons prong set east to west
Graduated and ranging in size from 5.0 x 7.0 mm to 6.0 x 9.0 mm
Translucent white in body color with strong blue a...
Category
1990s Victorian Unknown Jewelry
Materials
Diamond, Opal, Gold, 18k Gold, Yellow Gold
18K solid gold Pocket watch chain - Antique Necklace - Choker Sautoir 15.35 Inch
Located in Antwerp, BE
For sale is this wonderful 18 K yellow gold Albert necklace. It consists of spacial, fancy looking Lozenge links an antique bolt ring. The necklace is hallmarked with French weevils, which were struck on jewels imported into France since 1864.
An Albert chain was originally crafted to attach a pocket-watch to a gentle mens suite. Now it is a stylish statement necklace with a wonderful antique dog clip and an antique spring ring...
Category
Early 20th Century French Victorian Unknown Jewelry
Materials
Gold, 18k Gold, Yellow Gold
Vintage 18k Lapis Lazuli Diamond Pendant Brooch Pin Brutalist Solid Yellow Gold
Located in Greer, SC
Exquisite vintage 18k lapis lazuli convertible pendant / brooch, adorned with dazzling diamonds. This brutalist style pendant is a great example of mid century art and craftsmanship....
Category
Mid-20th Century Unknown Modernist Unknown Jewelry
Materials
Diamond, Lapis Lazuli, Yellow Gold
Art Deco 18 Karat White Gold Orange Blossom Wheat Wedding Band Ring
Located in Philadelphia, PA
Band ring features an engraved orange blossom motif fully around
With engraved wheat motif profile and milgrain detail
Stamped for 18 karat gold
With maker's mark
Circa: 1930s
Ring ...
Category
1930s Art Deco Vintage Unknown Jewelry
Materials
Gold, 18k Gold, White Gold
Antique Art Deco Platinum Old Euro Diamond and Emerald Three Stone Ring - GIA
Located in Great Neck, NY
Beautiful Antique Art Deco Platinum Old Euro Diamond and Emerald Three Stone Ring. This beautiful classic art deco three stone ring is crafted in platinum. This gorgeous art deco rin...
Category
1920s Art Deco Vintage Unknown Jewelry
Materials
Diamond, Emerald, Platinum
Unknown jewelry & watches for sale on 1stDibs.
Find a range of Unknown jewelry & watches available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage Unknown jewelry to pair with your ensemble, you’ll find that Unknown diamond jewelry & watches, from our inventory of 80,710, can add a particularly distinctive touch to your look. We have 126,010 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the 21st century and contemporary. Prices for Unknown jewelry & watches can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $20 and tops out at $7,123,285, while pieces like these, on average, can sell for $2,925.