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Vintage Tiffany Co. Round Cut Emerald And Diamond 18k Gold Cluster Flower Ring
By Tiffany Co.
Located in Birmingham, GB
no exception. The ring is hallmarked/stamped Tiffany & Co. 750. Ring has been professionally
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, White Diamond, Emerald, Gold, 18k Gold, Yellow Gold

CULTURED PEARLS Vintage Graduated Long Necklace With 18Kt Yellow Gold Lock
Located in Miami, FL
, (69 Cm). Hallmarks: Stamped with the maker's mark and the mark for the assay and warranty of the .750
Category

Vintage 1940s Italian Modernist Drop Necklaces

Materials

Pearl, Cultured Pearl, Gold, Yellow Gold, 18k Gold

CARTIER 1975 Modernist Manchette Bangle Bracelet In Sterling 14Kt Yellow Gold
By Cartier
Located in Miami, FL
, (18 Cm.). Measurements: The width is 55 mm (2.17 Inches). Hallmarks: Stamped with the maker's mark
Category

Vintage 1970s French Modernist Bangles

Materials

Gold, Yellow Gold, Silver, Sterling Silver, 14k Gold

Fine Tiffany Co. Diamond Flower Flora 950 Platinum Cocktail Cluster Ring
By Tiffany Co.
Located in Birmingham, GB
diamonds and gemstones in their jewellery. Ring is hallmarked/stamped Tiffany & Co. PT950. Ring has been
Category

20th Century Cluster Rings

Materials

Diamond, Platinum

HERMES Paris Vintage Magnifier Necklace In .925 Sterling Silver With Leather
By Hermès
Located in Miami, FL
3.5 Inches). Hallmarks: Stamped with French marks; the maker's mark cartouche, the mark for the assay
Category

Vintage 1980s French Modernist Rope Necklaces

Materials

Sterling Silver, Silver

9ct Rose Gold, 16 1/4 Inch Curb Link Albert Chain, Birmingham Hallmarked 1920
Located in Brighton, GB
Antique Albert Chain 9ct Rose Gold Stamped Hallmarked Birmingham 1920 Makers Mark K & D
Category

Early 20th Century English Chain Necklaces

Materials

9k Gold, Rose Gold

MASONIC 1890 Art-Nouveau Enameled Vesta Matches Box In Repousse .925 Sterling
Located in Miami, FL
). Measurements: 67 mm by 40 mm by 11 mm (2.48 x 1.42 x 0.51 Inches). Hallmarks: Stamped with the maker's mark
Category

Antique 1890s North American Art Nouveau Historical Memorabilia

Materials

Silver, Sterling Silver, Enamel

ETERNITY Ring Band In 14Kt White Gold With 1.30 Ctw In Vivid Green Emeralds
Located in Miami, FL
width is 2.5 mm (0.10 Inch). Hallmarks: Stamped with the mark for the assay and guaranty of the 14kt
Category

Vintage 1970s American Art Deco Band Rings

Materials

Emerald, Gold, White Gold, 14k Gold

ETERNITY Classic Ring Band In 14Kt White Gold With 1.24 Carats In Blue Sapphires
Located in Miami, FL
measure is 2.5 mm (0.10 Inch). Hallmarks: Stamped and electronically tested for the assay and warranty of
Category

21st Century and Contemporary American Modernist Band Rings

Materials

Sapphire, Blue Sapphire, Gold, White Gold

SOLANGE AZAGURY-PARTRIDGE Black Enamel Hot Lips Ring In .925 Sterling Silver
By Solange Azagury-Partridge
Located in Miami, FL
mm, (0.98 x 0.63 Inches). Hallmarks: Stamped with the maker's mark, the mark for the assay and
Category

21st Century and Contemporary English Modernist Cocktail Rings

Materials

Silver, Sterling Silver, Enamel

ETERNITY Classic Ring Band In 14Kt White Gold With 1.40 Carats Vivid Red Rubies
Located in Miami, FL
Inch). Hallmarks: Stamped and electronically tested for the assay and warranty of the 14kt gold as
Category

20th Century American Modernist Band Rings

Materials

Ruby, Gold, White Gold, 18k Gold

TIFFANY CO. Vannerie Collection Ring In 18Kt White Gold With VS Diamonds
By Tiffany Co.
Located in Miami, FL
0.32 Inches) and raise 5 mm over the finger. Hallmarks: Stamped with the maker's mark, the mark for
Category

1990s American Modernist Band Rings

Materials

Diamond, White Diamond, Gold, White Gold, 18k Gold

HERMES PARIS 1970 Desk Cylinders Lighter Cigarettes Box In Gilt And Sterling
By Hermès, Louis Ravinet and Charles D Enfert 1
Located in Miami, FL
Inches). Hallmarks: Stamped with the maker's mark, the mark for the assay and warranty of the silver and
Category

Vintage 1970s French Mid-Century Modern Desk Sets

Materials

Silver, Gold

Vintage Champagne Bucket or Wine Cooler by "Étains du Manoir" in Paris
Located in LA CIOTAT, FR
hallmark stamped at the bottom adds authenticity and highlights its French origin, making it a valuable
Category

20th Century French Wine Coolers

Materials

Metal, Silver Plate

BLACK OPAL 1940 European Vintage Dangle Earrings In 14Kt Yellow Gold
Located in Miami, FL
. Weight: 4.95 Grams, (3.17 Dwt). Measurements: 30 mm by 15 mm (1.18 x 0.59 Inches). Hallmarks: Stamped
Category

Vintage 1940s Australian Modernist Dangle Earrings

Materials

Black Opal, Opal, Gold, 14k Gold, Yellow Gold

ETERNITY Channel Ring Band In 14Kt White Gold 1.23 Ctw In Vivid Blue Sapphires
Located in Miami, FL
special request. Measurements: The width is 3 mm (0.12 Inch). Hallmarks: Stamped with the mark for the
Category

20th Century American Modernist Band Rings

Materials

Sapphire, Blue Sapphire, Gold, White Gold, 14k Gold

ETERNITY Ring Band In 14Kt White Gold With 1.08 Ctw In Vivid Blue Sapphires
Located in Miami, FL
. Measurements: The width is 3 mm (0.12 Inch). Hallmarks: Stamped with the mark for the assay and guaranty of
Category

20th Century American Modernist Band Rings

Materials

Sapphire, Blue Sapphire, Gold, White Gold

MODERNISTS 1970 Door Knockers Earrings In 18Kt Gold With 2.84 Ctw Diamonds
Located in Miami, FL
, (26.90 Dwt). Measurements: 42 mm by 44 mm (1.65 x 1.73 Inches). Hallmarks: Stamped with the maker's
Category

Vintage 1970s American Modernist Dangle Earrings

Materials

Diamond, White Diamond, Gold, Yellow Gold, 18k Gold, White Gold

CARTIER 1935 Art Deco Lady Concealed Watch Purse Tools In 14Kt Yellow Gold
By Cartier
Located in Miami, FL
). Measurements: 70 mm by 15 mm by 8 mm (2.76 x 0.59 x 0.31 Inches). Hallmarks: Stamped with the maker's mark
Category

Vintage 1930s French Art Deco Carriage Clocks and Travel Clocks

Materials

Gold

TIFFANY CO. Double T Wire Ring In 18Kt White Gold With 12 VS Diamonds
By Tiffany Co.
Located in Miami, FL
size 5.5. Measurements: The width is 6 mm (0.24 Inch). Hallmarks: Stamped with the maker's mark, the
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, White Diamond, Gold, White Gold, 18k Gold

Classy 10.10 Cts Princess Shape Diamonds Unisex Flush Setting Bracelet 14K Gold
Located in New Delhi, Delhi
.) All our products are accomanpied with Hallmark Stamps and Certificates. 3.) We have all sizes, shapes
Category

21st Century and Contemporary Italian Contemporary Cuff Bracelets

Materials

Diamond, 14k Gold, Yellow Gold

Classy 5.54 Cts Round Brilliant Cut F/VS1 Diamonds Engagement Band Ring 18K Gold
Located in New Delhi, Delhi
our products are accomanpied with Hallmark Stamps and Certificates. 3.) We have all sizes, shapes
Category

21st Century and Contemporary Italian Contemporary Band Rings

Materials

Diamond, White Gold, 18k Gold

Pave 2.20 Cts Round Brilliant Cut F/VS1 Diamonds Men s Band Ring 18K Yellow Gold
Located in New Delhi, Delhi
: 1.) HIGH Quality Products. 2.) All our products are accomanpied with Hallmark Stamps and
Category

21st Century and Contemporary Italian Contemporary Band Rings

Materials

Diamond, Yellow Gold, 18k Gold

TIFFANY CO. 1970 Squared Brooch In 18Kt Yellow Gold With 5.60 Ctw In Sapphires
By Tiffany Co.
Located in Miami, FL
September. Weight: 38.3 Grams, (24.60 Dwt). Measurements: 45 mm by 45 mm (1.77 x 1.77 Inches). Hallmarks
Category

Vintage 1970s American Modernist Brooches

Materials

Sapphire, Blue Sapphire, Gold, Yellow Gold, 18k Gold

Art Deco 1920s 18K Yellow Gold Platinum Lozenge Shaped Diamond Ring
Located in Staines-Upon-Thames, GB
Hallmarks: stamped ‘18’ (18 karat gold) and tests as platinum, circa 1925
Category

Vintage 1920s British Art Deco Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

GIA Certified 1.25 Cts F/VS1 Pear Marquise Cut Diamonds Toi Et Moi Ring 18K Gold
Located in New Delhi, Delhi
with Hallmark Stamps and Certificates. 3.) We have all sizes, shapes, color, clarity GIA & IGI
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold

GIA Certified 1/2 Cts F/VS Round Brilliant Cut Diamonds Toi Et Moi Ring 18K Gold
Located in New Delhi, Delhi
Our Promise : 1.) HIGH Quality Products. 2.) All our products are accomanpied with Hallmark Stamps
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, Rose Gold

GIA Certified 0.75 Cts East West Half Bezel Emerald-Cut Diamond Ring 18K Gold
Located in New Delhi, Delhi
Hallmark Stamps and Certificates. 3.) We have all sizes, shapes, color, clarity GIA & IGI Ceritifed
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold

CARTIER Modern Eternity Band Ring In 18Kt White Gold With 44 VVS Diamonds
By Cartier
Located in Miami, FL
grams, (0.90 Dwt.). Size: 4.5, cannot be enlarged. French size 48. Hallmarks: Stamped with French
Category

Early 2000s French Modern Band Rings

Materials

Diamond, White Diamond, Gold, White Gold, 18k Gold

FRENCH Art Nouveau 18k Gold Platinum Necklace with Diamonds and Natural Pearls
Located in Aventura, FL
: 13.23 grams / 8.5 dwt Stamped: Maker's mark; French eagle's head hallmark (stamped twice) Collateral
Category

Antique 1890s Art Nouveau Pendant Necklaces

Materials

Diamond, Pearl, Natural Pearl, Gold, 18k Gold, Yellow Gold, Platinum

GIA Certified 1 Cts F/VS1 Radiant Round Shape Diamonds Engagement Ring 18K Gold
Located in New Delhi, Delhi
Our Promise : 1.) HIGH Quality Products. 2.) All our products are accomanpied with Hallmark Stamps
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, White Gold, 18k Gold

ITALIAN Modernist Necklace In 18Kt White Gold With a Pearl And White Diamonds
Located in Miami, FL
). Length: The chain is 18 inches (45.7 Cm). Hallmarks: Stamped with the maker's mark and the Italian mark
Category

20th Century Italian Modernist Pendant Necklaces

Materials

Diamond, Pearl, White Diamond, Gold, White Gold, 18k Gold

AUSTRIAN 1930 Art Deco Dangle Earrings 14Kt Gold 5.66 Ctw Diamonds Sapphires
Located in Miami, FL
mm (1.73 x 0.47 Inches). Hallmarks: Stamped with Austrian post 1922 marks for the city of Vienna
Category

Vintage 1930s Austrian Art Deco Dangle Earrings

Materials

Diamond, Sapphire, White Diamond, Blue Sapphire, Gold, Yellow Gold, 14k ...

Art Deco 18K Yellow Gold and Platinum Diamond and Ruby Lozenge Shaped Ring
Located in Staines-Upon-Thames, GB
weight, estimated: 0.03ctw Gross weight: 2.33g Ring size: UK – L US – 5.75 EU – 51.25 mm Hallmarks
Category

Vintage 1920s Art Deco Cocktail Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold, Platinum

Art Deco 1930s 18K Yellow Gold and Platinum 0.18ctw Diamond Trilogy Ring
Located in Staines-Upon-Thames, GB
: UK – O US – 7.25 EU - 55 Hallmarks: stamped ‘18CT PLAT’ (18 karat gold and platinum), circa 1930
Category

Vintage 1930s Art Deco Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Antique Edwardian 15K Yellow Gold Cabochon Opal and Pearl Bar Brooch
Located in Staines-Upon-Thames, GB
Gross weight: 3.2g Hallmarks: stamped ‘15CT’ (15 karat gold), makers mark “LEVINSON PERTH”, circa 1915
Category

Vintage 1910s Edwardian Brooches

Materials

Opal, Pearl, 15k Gold, Yellow Gold

Antique Victorian 18K Gold 0.54ct Old Mine Cut Diamond Solitaire Belcher Ring
Located in Staines-Upon-Thames, GB
Ring size: UK – L US – 5.75 EU – 51.25 mm Hallmarks: stamped “18CT” (18 karat gold), circa 1890
Category

Antique 1890s Victorian Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold

JENS POUL ASBY 1970 Denmark Sculptural Cocktail Ring In .925 Sterling Sodalite
Located in Miami, FL
mm by 28 mm, (1.10 x 1.10 Inches) and raise 14 mm over the finger. Hallmarks: Stamped with Danish
Category

Vintage 1970s Danish Modern Cocktail Rings

Materials

Sterling Silver, Silver

Antique 9ct Rose Gold Chester Hallmarked 1885 18 1/2 Inch Curb Link Albert Chain
Located in Brighton, GB
Antique Albert Chain 9ct Rose Gold Stamped Hallmarked Chester 1885 Makers Mark S S Introducing
Category

Antique Late 19th Century English Victorian Chain Necklaces

Materials

Rose Gold, 9k Gold

Tiffany Co. Vivid Red Round Cut Ruby Diamond 18k Yellow Gold Cluster Ring
By Tiffany Co.
Located in Birmingham, GB
gemstones in their jewellery, and this piece is no exception. Ring is hallmarked/stamped Tiffany & Co. 750
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, White Diamond, Ruby, Gold, 18k Gold, Yellow Gold

Cartier Perles De Diamants Dangle Earrings In 18Kt White Gold With VVS Diamonds
By Cartier
Located in Miami, FL
. Weight: 10.95 Grams, (7.02 Dwt). Measurements: Dangles 51 mm by 6.5 mm (2.0 x 0.26 Inches). Hallmarks
Category

1990s French Modernist Dangle Earrings

Materials

Diamond, White Diamond, Gold, 18k Gold, White Gold

Italian Mid Century Bombe Cocktail Ring 18Kt Gold Platinum With 5.30 Ctw Diamond
Located in Miami, FL
Inches) and raise 13 mm over the finger. Hallmarks: Stamped with the mark for the assay of the gold and
Category

Mid-20th Century Italian Modernist Cocktail Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, Yellow Gold, Platinum

European Classic Clips On Earrings In Solid 18Kt Yellow Gold Cabochon Of Coral
Located in Miami, FL
Inches). Hallmarks: Stamped with the maker's mark, the mark for the assay of the gold and signed, "E-S
Category

Late 20th Century Italian Modernist Clip-on Earrings

Materials

Coral, Gold, 18k Gold, Yellow Gold

Dorota Butterfly Convertible Pendant Brooch In 18Kt Yellow Gold With Pearls
By Dorota
Located in Miami, FL
. Weight: 40.65 Grams, (26.07 Dwt). Measurements: 77 mm by 78 mm (3.03 x 3.07 Inches). Hallmarks Stamped
Category

21st Century and Contemporary North American Modern Pendant Necklaces

Materials

Pearl, Gold, 18k Gold, Yellow Gold

Van Cleef Arpels 1970 Paris Band Ring In 18Kt Yellow Gold With VVS Diamonds
By Van Cleef Arpels
Located in Miami, FL
be sized. Measurements: The width is 8 mm (0.32 Inches). Hallmarks Stamped with the maker's mark
Category

Vintage 1970s French Modernist Band Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, Yellow Gold

European 1950 Mid Century Cufflinks 18Kt Gold With 3.66 Ctw Sapphires Diamonds
Located in Miami, FL
). Measurements: 20 mm by 10 mm by 23 mm (0.79 x 0.39 x 0.91 Inches). Hallmarks: Stamped with the maker's mark
Category

Vintage 1950s German Modernist Cufflinks

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Gold, 18k Gold, White Gold

Scholl Limited Glasgow Art Deco 1924 Enameled Minaudière In .925 Sterling Silver
By albert scholl
Located in Miami, FL
). Measurements: 86 mm by 40 mm by 26 mm (3.40 x 1.57 x 1.02 Inches). Hallmarks: Stamped with British crown marks
Category

Vintage 1920s English Art Deco Decorative Boxes

Materials

Silver, Sterling Silver, Enamel

Vintage 14K Gold Large Polished Custom Cut Tiger s Eye Solitaire Geometric Ring
Located in Montclair, NJ
shank) Ring Height: 11.40mm rise off the finger Hallmarks: Stamped inside the shank w/ hallmarks
Category

Vintage 1960s Cocktail Rings

Materials

Tiger s Eye, 14k Gold, Yellow Gold

Retro Modern 1970 Sculptural Geometric Ring in 18kt Gold Diamonds Coral and Onyx
Located in Miami, FL
. Measurements: 33 mm by 22 mm (1.30 x 0.87 Inches) and raise 7 mm over the finger Hallmarks: Stamped with the
Category

Vintage 1970s Italian Modernist Cocktail Rings

Materials

Coral, Diamond, White Diamond, Onyx, Gold, 18k Gold, White Gold, Yellow ...

Frederick Manson Victorian 1894 Birmingham Visiting Cards Case In .925 Sterling
Located in Miami, FL
). Hallmarks Stamped with the British marks; the anchor for the city of Birmingham, the maker's mark F.M
Category

Antique 1890s English Late Victorian Decorative Boxes

Materials

Silver, Sterling Silver

Cartier London Knot Cocktail Ring in 18 Karat Gold with 2.12ctw in Diamonds
By Cartier
Located in Miami, FL
(0.87 x 0.51 Inches). Hallmarks: Stamped with British marks for the city of London, the maker's mark JC
Category

Late 20th Century English Modernist Cocktail Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, White Gold, Yellow Gold

Bulgari Vintage Monet Necklace in 18 kt Gold with Authentic Roman Coins
By Bulgari
Located in Roma, IT
Roman Imperial coins from the reign of Emperor Gallienus (254–268 AD) • Hallmarks: Stamped 750
Category

Antique 1670s Italian Classical Roman Chain Necklaces

Materials

18k Gold

Van Cleef Arpels 1973 Geometric Onyx Ring 18kt Gold with 1.45ctw in Diamonds
By Van Cleef Arpels
Located in Miami, FL
Inches). Hallmarks: Stamped with French marks; the serial numbers and signed, "VCA ©73 FRANCE 18KT
Category

Vintage 1970s French Modernist Band Rings

Materials

Diamond, White Diamond, Onyx, Gold, 18k Gold, Yellow Gold

Tiffany Co. Akoya Pearls Necklace in 18kt Yellow Gold with Vvs Diamonds
By Tiffany Co.
Located in Miami, FL
). Measurements: Fit a neck up to 15.5 Inches (40 Cm). Hallmarks: Stamped with the maker's mark, the gold assay
Category

Late 20th Century American Modernist Drop Necklaces

Materials

Diamond, White Diamond, Pearl, Gold, 18k Gold, Yellow Gold

Antique Art Deco French Platinum Illusion Set Diamond Solitaire Engagement Ring
Located in Montclair, NJ
shank) Ring Height: 5.8mm rise off the finger Hallmark: Stamped outside of the shank w/ French dog head
Category

Vintage 1920s French Art Deco Solitaire Rings

Materials

Diamond, Platinum

Emrich Schorsch 1920 New York Graduated in Platinum and 18kt Gold with 4.42 Ct
Located in Miami, FL
Cm). Hallmarks: Stamped with the maker's mark, the platinum assay mark and signed, "PLATINON". Note
Category

Vintage 1920s American Art Deco Chain Necklaces

Materials

Diamond, White Diamond, Gold, 18k Gold, Yellow Gold, Platinum

Art Deco 1935 Graduated Riviera Bracelet in Platinum with 5.36 Ctw Diamonds
Located in Miami, FL
, (18.5 Cm). Hallmarks: Stamped with the platinum mark, "PLAT". Note: Millegrain is a jewelry technique
Category

Vintage 1930s American Art Deco Link Bracelets

Materials

Diamond, White Diamond, Platinum

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Hallmark Stamps For Sale on 1stDibs

Find a variety of hallmark stamps available on 1stDibs. Frequently made of metal, silver and sterling silver, all hallmark stamps available were constructed with great care. There are 390 antique and vintage hallmark stamps for sale at 1stDibs, while we also have 5 modern editions to choose from as well. Hallmark stamps have been made for many years, and versions that date back to the 18th Century alongside those produced as recently as the 21st Century. Art Deco, Victorian and mid-century modern hallmark stamps are consistently popular styles. Hallmark stamps have been a part of the life’s work for many furniture makers, but those produced by Asprey International Limited, Christofle and Elkington Co. are consistently popular.

How Much are Hallmark Stamps?

Hallmark stamps can differ in price owing to various characteristics — the average selling price at 1stDibs is $4,922, while the lowest priced sells for $25 and the highest can go for as much as $1,475,000.