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Tiffany Jewelry Hallmarks

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Tiffany Diamond Band/Wedding Ring, British Hallmarked 18K White Gold
By Tiffany & Co.
Located in London, GB
18 carat white gold diamond set band ring by Tiffany & Co. With British hallmarks for London 2005
Category

Early 2000s British Modern Band Rings

Materials

Diamond, 18k Gold, White Gold

Vintage Tiffany & Co Infinity Knot Brooch 14k Yellow Gold Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
inches diameter. Metal & Hallmark: 14 karat yellow gold. The brooch is marked "Tiffany & Co." and "14k.
Category

Mid-20th Century American Modern Brooches

Materials

Gold, 14k Gold, Yellow Gold

Tiffany & Co Dolphin Brooch Vintage Sterling Silver 18k Gold Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
Finely detailed vintage Tiffany & Co dolphin brooch crafted in sterling silver & 18k yellow gold
Category

Late 20th Century Unknown Modern Brooches

Materials

18k Gold, Yellow Gold, Sterling Silver

Vintage Tiffany & Co. Pocket Watch Pendant Platinum Diamond Estate Jewelry
By Tiffany & Co.
Located in Beverly Hills, CA
pocket watch pendant is stamped with French Domestic and Import hallmark for platinum. About Tiffany
Category

Vintage 1950s French Pocket Watches

Materials

Diamond, Platinum

Tiffany & Co Diamond Star Necklace Platinum 16" Chain Signed Estate Jewelry
By Tiffany & Co.
Located in Torrance, CA
necklace is hallmarked "Tiffany & Co" and "PT950" for platinum.
Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Platinum

Vintage Tiffany & Co Enamel Ring Blue Yellow Band Estate Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
& Hallmark: 18 yellow gold. The ring is hallmarked "18k" and "Tiffany"
Category

Late 20th Century American Modern Band Rings

Materials

Gold, 18k Gold, Yellow Gold, Enamel

Tiffany & Co Collar Disc Necklace Sterling Silver Wire Pre Owned Jewelry
By Tiffany & Co.
Located in Torrance, CA
silver. The necklace is hallmarked "Tiffany & Co" and "925" for sterling silver.
Category

Mid-20th Century Unknown Modern Choker Necklaces

Materials

Silver, Sterling Silver

Vintage Tiffany & Co Citrine Earrings Square Sterling Silver 18k Gold Jewelry
By Tiffany & Co.
Located in Torrance, CA
are hallmarked "750" for 18 karat gold, "925" for sterling silver, "Tiffany & Co"
Category

Late 20th Century Unknown Modern Stud Earrings

Materials

Citrine, Gold, 18k Gold, Yellow Gold, Silver, Sterling Silver

Tiffany & Co Necklace Onyx Multi Strand Torsade Toggle Vintage Fine Jewelry
By Tiffany & Co.
Located in Torrance, CA
Elegant and finely detailed vintage Tiffany & Co multi strand onyx torsade necklace crafted in
Category

Mid-20th Century American Modern Beaded Necklaces

Materials

Onyx, Silver, Sterling Silver

Vintage Tiffany & Co Bracelet 51.1gm 18k Yellow Gold Triangle Fancy Link Jewelry
By Tiffany & Co.
Located in Torrance, CA
is hallmarked "18k" and "Tiffany & Co"
Category

Mid-20th Century Unknown Modern Link Bracelets

Materials

Gold, 18k Gold, Yellow Gold

Vintage Tiffany & Co Green Enamel Ring Sz 5 Band Estate Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
the finger. Metal & Hallmark: 18 yellow gold. The ring is hallmarked "18k" and "Tiffany"
Category

Late 20th Century American Modern Band Rings

Materials

Gold, 18k Gold, Yellow Gold, Enamel

Estate Tiffany & Co Enchant Heart Earrings 18k Yellow Gold Studs Fine Jewelry
By Tiffany & Co.
Located in Torrance, CA
Finely detailed pair of pre-owned Tiffany & Co 'Enchant' earrings crafted in 18k yellow gold (circa
Category

21st Century and Contemporary Unknown Contemporary Stud Earrings

Materials

Gold, 18k Gold, Yellow Gold

Vintage Tiffany & Co Feather Charm 18k Yellow Gold Spike Pendant Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
Finely detailed vintage Tiffany & Co feather pendant crafted in 18 karat yellow gold. The
Category

Mid-20th Century Unknown Modern Pendant Necklaces

Materials

Gold, 18k Gold, Yellow Gold

Vintage Tiffany & Co Bangle Bracelet Lapis Lazuli 18k Yellow Gold 6" Jewelry
By Tiffany & Co.
Located in Torrance, CA
& Hallmark: 18 karat yellow gold. The bracelet is hallmarked "Tiffany & Co" and "18k"
Category

Mid-20th Century Unknown Modern Bangles

Materials

Lapis Lazuli, Gold, 18k Gold, Yellow Gold

Vintage Tiffany & Co 5mm Rope Necklace Sterling Silver 14k Gold 24" Jewelry
By Tiffany & Co.
Located in Torrance, CA
Elegant and finely detailed vintage Tiffany & Co rope necklace crafted in sterling silver and 14k
Category

Mid-20th Century American Modern Chain Necklaces

Materials

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

Tiffany & Co Heart Diamond Charm Ring Estate Platinum Tag Sz 5.75 Jewelry
By Tiffany & Co.
Located in Torrance, CA
& Hallmark: 950 platinum. The ring is hallmarked "PT950" for platinum and "Tiffany & Co"
Category

21st Century and Contemporary American Modern Band Rings

Materials

Diamond, White Diamond, Platinum

1994 Tiffany & Co Heart Key Necklace Vintage Sterling Silver 18k Gold Jewelry
By Tiffany & Co.
Located in Torrance, CA
inch. Metal & Hallmark: Sterling silver & 18 karat yellow gold. The necklace is hallmarked "Tiffany
Category

Late 20th Century Unknown Modern Pendant Necklaces

Materials

18k Gold, Yellow Gold, Sterling Silver

Vintage Tiffany & Co Amethyst Ring 18k Yellow Gold Sz 5.5 Band Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
yellow gold. The ring is hallmarked "750" for 18k gold, "Tiffany & Co" and "Israel"
Category

Late 20th Century Israeli Modern Cocktail Rings

Materials

Amethyst, Gold, 18k Gold, Yellow Gold

Vintage Tiffany & Co Locket 14k Gold 4 Pages Diamond Ruby Pendant Fine Jewelry
By Tiffany & Co.
Located in Torrance, CA
great example of earlier Tiffany & Co jewelry with lovely sentimental value as well. A 14k gold spring
Category

Early 20th Century American Retro Pendant Necklaces

Materials

Diamond, White Diamond, Ruby, Gold, 14k Gold, Yellow Gold

Tiffany & Co Large Jumbo Notes Necklace Silver 727 Fifth Ave New York Jewelry
By Tiffany & Co.
Located in Torrance, CA
is hallmarked "Tiffany & Co" and "925" for sterling silver.
Category

Mid-20th Century American Modern Pendant Necklaces

Materials

Silver, Sterling Silver

Tiffany & Co Ruby Sapphire 18k Gold Vintage Ring Estate Fine Jewelry Signed 4.75
By Tiffany & Co.
Located in Torrance, CA
hallmarked "750" for 18 karat gold and "Tiffany & Co."
Category

21st Century and Contemporary Unknown Band Rings

Materials

Ruby, Blue Sapphire, 18k Gold

Vintage Tiffany & Co Woven Dome Ring 14k Yellow Gold Band Sz 5.5 Signed Jewelry
By Tiffany & Co.
Located in Torrance, CA
the finger. Metal & Hallmark: 14k yellow gold. The ring is hallmarked "14k" and "Tiffany"
Category

Late 20th Century American Modern Band Rings

Materials

Gold, 14k Gold, Yellow Gold

Vintage 90s Tiffany & Co Stitch Ring 18k Yellow Gold Dome Band Sz 7.25 Jewelry
By Tiffany & Co.
Located in Torrance, CA
. The ring is hallmarked "750" for 18k gold and "Tiffany & Co"
Category

Late 20th Century Unknown Modern Band Rings

Materials

Gold, 18k Gold, Yellow Gold

Tiffany & Co Starfish Earrings Vintage 1993 Coral Silver 18k Yellow Gold Jewelry
By Tiffany & Co.
Located in Torrance, CA
hallmarked "750" for 18 karat gold, "925" for sterling silver, "Tiffany & Co" and "1993"
Category

Late 20th Century Unknown Modern Clip-on Earrings

Materials

Coral, 18k Gold, Yellow Gold, Silver

Tiffany & Co Dragonfly Earrings Vintage 18k Yellow Gold Clip on Fine Jewelry
By Tiffany & Co.
Located in Torrance, CA
Finely detailed pair of vintage Tiffany & Co dragonfly earrings crafted in 18k yellow gold (circa
Category

Late 20th Century Italian Modern Clip-on Earrings

Materials

Gold, 18k Gold, Yellow Gold

Tiffany & Co. Onyx Necklace Paloma Picasso Sterling Silver Orb Jewelry
By Paloma Picasso for Tiffany & Co.
Located in Torrance, CA
fitted with a slip lock closure. Metal & Hallmark: Sterling silver. The necklace is hallmarked "Tiffany
Category

Late 20th Century American Modern Beaded Necklaces

Materials

Onyx, Silver, Sterling Silver

Tiffany & Co Tiffany & Co. 2002 18k Gold Oval Cufflinks
By Tiffany & Co.
Located in San Fernando, CA
Lovely find with this Vintage Tiffany & Co. Simple and elegant cuff links. Made in 2002. This
Category

21st Century and Contemporary Cufflinks

Materials

18k Gold

Tiffany & Co Frank Gehry Morph Bracelet Sterling Silver 7.5" Fine Signed Jewelry
By Frank Gehry for Tiffany & Co.
Located in Torrance, CA
bracelet is hallmarked "925" for sterling silver, "Tiffany & Co" and "Gehry"
Category

21st Century and Contemporary American Contemporary Link Bracelets

Materials

Silver, Sterling Silver

Tiffany & Co. Diamond Platinum Brooch
By Tiffany & Co.
Located in Los Angeles, CA
. HALLMARKS: signed Tiffany & Co. MEASUREMENTS: approximately 1-1/8” (2.80 cm) by 1-1/16” (2.70 cm) overall
Category

Vintage 1980s American Modern Brooches

Materials

Diamond, Platinum

Tiffany & Co. Diamond Platinum Brooch
Tiffany & Co. Diamond Platinum Brooch
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W 1.13 in L 1.07 in
Tiffany & Co. Diamond Platinum Brooch
By Tiffany & Co.
Located in Los Angeles, CA
. HALLMARKS: signed Tiffany & Co. MEASUREMENTS: approximately 1-1/8” (2.80 cm) by 1-1/16” (2.70 cm) overall
Category

Vintage 1980s American Modern Brooches

Materials

Diamond, Platinum

Tiffany & Co. Diamond Platinum Brooch
Tiffany & Co. Diamond Platinum Brooch
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W 1.13 in L 1.07 in
Tiffany & Co. Vintage Sword Brooch
By Tiffany & Co.
Located in London, GB
Here we have a lovely vintage brooch by the luxury jewellery designer Tiffany & Co. This piece has
Category

Late 20th Century Brooches

Materials

18k Gold, White Gold, Yellow Gold

Tiffany & Co Antique Gold Cufflinks
By Tiffany & Co.
Located in Los Angeles, CA
Tiffany & Co double face and gold cufflinks circa 1890. * ABOUT THIS ITEM: #C-DJ314G. Scroll down
Category

Antique 1890s American Victorian Cufflinks

Materials

Gold, 18k Gold

Tiffany & Co Antique Gold Cufflinks
Tiffany & Co Antique Gold Cufflinks
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W 0.5 in L 0.63 in
Tiffany & Co. Tiffany Embrace Diamond Platinum Eternity Band Ring 46
By Tiffany & Co.
Located in Dubai, Al Qouz 2
Charming jewelry lovers since 1837, Tiffany & Co. stands as a true symbol of exquisite
Category

2010s American Contemporary Band Rings

Materials

Platinum

Tiffany & Co Yellow Gold Cufflinks
By Tiffany & Co.
Located in Holland, PA
: 18.3 grams Stamped Hallmarks: Tiffany & Co. 750 *Free Shipping within the United States* YOUR
Category

20th Century American Cufflinks

Materials

18k Gold

Vintage Tiffany & Co. ‘Tiffany Enchant’ Yellow Diamond Flower Necklace
By Tiffany & Co.
Located in London, GB
A beautiful vintage Tiffany & Co. ‘Tiffany Enchant’ yellow diamond flower pendant set in 18k yellow
Category

2010s Unknown Modern Pendant Necklaces

Materials

Diamond, White Diamond, Yellow Diamond, Gold, 18k Gold, Yellow Gold, Pla...

Tiffany & Co. Tiffany Knot 18k Yellow Gold Ring, Size 8
By Tiffany & Co.
Located in Miami, FL
Hallmarks: Tiffany & Co., Au750 Includes: Tiffany & Co. Original box 24 Months warranty
Category

2010s American Fashion Rings

Materials

Yellow Gold

Tiffany & Co Yellow Gold Brooche
By Tiffany & Co.
Located in Stamford, CT
Hallmark: Tiffany & Co 17.0 grams Top to bottom: 40mm or 1.58 inches Width: 40mm or 1.58 inches Depth
Category

Vintage 1960s Brooches

Materials

14k Gold, Yellow Gold

Tiffany & Co. "The Tiffany Setting" Platinum Diamond Engagement Ring
By Tiffany & Co.
Located in MIAMI, FL
Gorgoues engagement ring crafted by fame jewelry house Tiffany & Co. This elegant ring is crafted
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co. Gold Cornucopia Pin
By Tiffany & Co.
Located in Stamford, CT
Tested: 18k Stamped: 18k Italy Hallmark: Tiffany + Co 17.1 grams Top to bottom: 37.55mm or 1.48
Category

Vintage 1950s Brooches

Materials

18k Gold, Yellow Gold

Tiffany & Co. Gold Owl Brooch
By Tiffany & Co.
Located in Atlanta, GA
Hallmark: 18K TIFFANY AND CO. Diamond Details: Cut: Round Brilliant Carat: 0.10 carat total weight
Category

Late 20th Century American Contemporary Brooches

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany & Co. Gold Owl Brooch
Tiffany & Co. Gold Owl Brooch
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H 0.4 in W 0.99 in L 1.78 in
Tiffany & Co. Vannerie Bracelet
By Tiffany & Co.
Located in London, GB
Here we have a vintage bracelet from the world renowned jewellery designer, Tiffany & Co. The name
Category

Late 20th Century Link Bracelets

Materials

18k Gold, Yellow Gold

Tiffany Pearl Diamond Yellow Gold Brooch
By Tiffany & Co.
Located in Los Angeles, CA
Tiffany pearl and diamond yellow gold brooch, circa 1970s. ABOUT THIS ITEM: P-CDJ1012. Scroll
Category

Vintage 1970s French Modern Brooches

Materials

Diamond, Pearl, 18k Gold, Yellow Gold

Tiffany Pearl Diamond Yellow Gold Brooch
Tiffany Pearl Diamond Yellow Gold Brooch
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W 1.5 in L 2.63 in
Tiffany & Co Giraffe Yellow Gold Brooch
By Tiffany & Co.
Located in Los Angeles, CA
. HALLMARKS: signed Tiffany & Co. MEASUREMENTS: approximately 2-7/8” (7.30 cm) tall and 1-1/4” (3.18 cm
Category

1990s Contemporary Brooches

Materials

Diamond, Blue Sapphire, 18k Gold, Yellow Gold

Tiffany & Co Giraffe Yellow Gold Brooch
Tiffany & Co Giraffe Yellow Gold Brooch
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W 1.25 in L 2.88 in
Tiffany & Co Yellow Gold Flower Brooch
By Tiffany & Co.
Located in New York, NY
". Hallmarked with Tiffany & Co and 750. Weight 21.9 grams.
Category

20th Century American Brooches

Materials

Yellow Gold

Tiffany & Co Yellow Gold Rectangular Cufflinks
By Tiffany & Co.
Located in Stamford, CT
suit. 18k yellow gold Stamped: 18k Hallmark: Tiffany + Co 17.3 grams Top to bottom: 12.9mm or .5
Category

Mid-20th Century Cufflinks

Materials

Gold, 18k Gold, Yellow Gold

Tiffany & Co. Signet Ring
By Tiffany & Co.
Located in Litchfield, CT
grams STONES: None HALLMARKS: TIFFANY & CO. STOCK NUMBER: 25108 Jewelry acquired from this
Category

Vintage 1920s American Art Deco Signet Rings

Materials

14k Gold, Yellow Gold

Vintage Tiffany & Co. Gold Pineapple Brooch
By Tiffany & Co.
Located in Beverly Hills, CA
Measurement: 2 3/4" x 1" Hallmarks: Tiffany & Co France A beautiful vintage Tiffany & Co. France Pineapple
Category

Late 20th Century French Brooches

Materials

Diamond, Gold, 18k Gold

Tiffany & Co Yellow Gold Leaf Brooch
By Tiffany & Co.
Located in Stamford, CT
Hallmark: Tiffany + Co 9.7 grams Top to bottom: 45.84mm or 1.80 Inches Width: 35.5mm or 1.39 Inches Depth
Category

Late 20th Century Brooches

Materials

Gold, 18k Gold, Yellow Gold

Platinum Tiffany & Co Ring
By Tiffany & Co.
Located in AMSTELVEEN, NH
An elegant Tiffany & Co ring adorned with a brilliant 0.46 carat diamond, expertly cut. This
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Vintage Tiffany & Co. Yellow Gold Cufflinks
By Tiffany & Co.
Located in Holland, PA
Weight: 11.3 grams Stamped Hallmarks: Tiffany & Co. 14k *Free Shipping within the United States* YOUR
Category

20th Century American Cufflinks

Materials

14k Gold

Tiffany & Co. Ladies 925 Sterling Silver Heart Tag Tiffany Pendant Necklace
By Tiffany & Co.
Located in Houston, TX
strand collar necklace. Engraved with "925". The "Tiffany & Co." trademark (or hallmark) can also be
Category

21st Century and Contemporary Unknown Pendant Necklaces

Materials

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

Tiffany & Co. Art Deco Diamond Platinum Brooch
By Tiffany & Co.
Located in Los Angeles, CA
grams. HALLMARKS: signed Tiffany & Co. MEASUREMENTS: approximately 1 ¾” (4.50 cm) long and 3/16” (5
Category

Vintage 1920s Art Deco Brooches

Materials

Diamond, Platinum

Tiffany & Co. Art Deco Diamond Platinum Brooch
Tiffany & Co. Art Deco Diamond Platinum Brooch
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W 0.19 in L 1.75 in
Vintage Tiffany & Co. "Tiffany Notes" Round Yellow Gold Drop Dangle Earrings
By Tiffany & Co.
Located in Miami, FL
Diameter: 23.86 mm Hallmark: Tiffany & Co. 809 18k
Category

1990s Drop Earrings

Materials

Yellow Gold

Tiffany & Co Midcentury lapis Lazuli Gold Cufflinks
By Tiffany & Co.
Located in New York, NY
measures 17mm x 15mm. Hallmarked Tiffany & Co on the back, engraving on the back side of the top " iac
Category

Mid-20th Century American Cufflinks

Materials

Lapis Lazuli, Gold

Tiffany & Co. Diamond and Platinum Swirl Brooch
By Tiffany & Co.
Located in New York, NY
pieces, and this brooch perfectly exemplifies her artistry. Hallmarks: (C) Tiffany & Co., Plat.
Category

Late 20th Century American Brooches

Materials

Diamond, Platinum

Tiffany & Co Retro Iconic Gold Brooch Set
By Tiffany & Co.
Located in New York, NY
". Hallmarked 14k, Tiffany & Co. Weight of the set - 26 grams. Beautiful addition to any outfit!
Category

Mid-20th Century American Retro Brooches

Materials

Gold

Tiffany & Co. Tiffany Atlas Diamond Circle Roman Numeral Gold Necklace Pendant
By Tiffany & Co.
Located in Miami, FL
Brilliance Jewels, Miami Questions? Call Us Anytime! 786,482,8100 Designer: Tiffany & Co
Category

1990s Drop Necklaces

Materials

Diamond, 18k Gold, White Gold

Tiffany & Co Sapphire Diamond Gold Platinum Brooch
By Tiffany & Co.
Located in New York, NY
G/VS diamonds. Brooch measures 2 1/8" x 1 1/4". Hallmarked Tiffany & Co , 18k, Plat. Weight - 14
Category

20th Century Brooches

Materials

Diamond, Sapphire, Gold, Platinum

Tiffany & Co - The Tiffany setting ring with platinum crown and a brilliant-cut
By Tiffany & Co.
Located in AMSTELVEEN, NH
jewelry, but a timeless treasure to cherish for a lifetime. Brand: Tiffany & Co Model: The Tiffany
Category

2010s Solitaire Rings

Materials

18k Gold, Platinum

Tiffany & Co. Hummingbird Diamond Brooch Pin in Platinum
By Tiffany & Co.
Located in San Diego, CA
Dimensions: 2' x 1.5' Inches Weight: 12.5 grams Hallmark: ©1996 TIFFANY&CO. PT950 Includes: Tiffany & Co
Category

1990s Brooches

Materials

Diamond, Platinum

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Tiffany Jewelry Hallmarks For Sale on 1stDibs

Browse a vast assortment of tiffany jewelry hallmarks for sale on 1stDibs. All of the items for sale were constructed with extraordinary care, often using gold, 18k gold and yellow gold. Find a collection of 3002 vintage versions or 1233 modern creations for a more contemporary example of these cherished accessories. Our collection, which features older pieces for sale from the 18th Century and newer versions made as recently as the 21st Century, has proven very popular over the years. modern and contemporary are consistently popular styles when it comes to tiffany jewelry hallmarks. Many examples in our inventory of these items are appealing no matter their origins, but Tiffany & Co., Elsa Peretti for Tiffany & Co. and Jean Schlumberger for Tiffany & Co. produced popular versions that are worth a look. Any of these pieces can lend versatility to your look, but diamond versions, from our inventory of 1366, are particularly popular. A selection of round cut, brilliant cut and cabochon can be found today on these pages. When shopping our range of tiffany jewelry hallmarks, you’ll find that there are less available pieces for men today than there are for women.

How Much are Tiffany Jewelry Hallmarks?

Prices for tiffany jewelry hallmarks can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $11 and can go as high as $375,000, while tiffany jewelry hallmarks, on average, fetch $3,498.