Skip to main content

18k Alex

77
to
206
1,347
802
549
66
5
5
5
2
2
48
2,098
1
1
1
3
17
1,334
528
222
10
4
1,143
991
21
2,155
2,134
2,119
1,169
639
301
1,182
840
334
127
22
2
1
1
815
122
111
93
74
to
Sort By
Alex & Co 18K Yellow Gold Open Oval Link Diamond Flexible Bangle Bracelet
Located in Newton, MA
This exclusive Alex & Co signature 18K two tone gold and diamond bracelet is artfully designed to
Category

21st Century and Contemporary American Modern Link Bracelets

Materials

Diamond, 18k Gold, White Gold, Yellow Gold

Chiampesan Italian 18 Karat Yellow Gold Solid Chunky Bead Link Necklace
By Chiampesan
Located in Newton, MA
a 18K white gold clasp with a cabochon ruby accent. The necklace weighs 79.06 grams, measures 18
Category

Early 2000s Italian Modern Beaded Necklaces

Materials

Ruby, 18k Gold, Yellow Gold

Alex Jona Rubellite Moonstone 18 K Rose Gold Pendant Necklace
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat rose gold chain pendant necklace set
Category

2010s Italian Chain Necklaces

Materials

Quartz, Tourmaline, Moonstone, 18k Gold, Rose Gold

Alex Jona Multicolor Waterfall Sapphire White Diamond 18 K Yellow Gold Earrings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, long drop earrings consisting of a waterfall
Category

21st Century and Contemporary Italian Chandelier Earrings

Materials

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

Alex Jona Breciated Jasper Egg And Hematite Cylinder 18 K Yellow Gold Cufflinks
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat Yellow gold Breciated Jasper Egg and
Category

21st Century and Contemporary Italian Cufflinks

Materials

Hematite, Jasper, 18k Gold, Yellow Gold

Alex Jona Flat Cut Rose and Yellow Sapphire 18 K Yellow Gold Long Chain Necklace
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat yellow gold 85cm long chain necklace
Category

2010s Italian Beaded Necklaces

Materials

Pink Sapphire, Sapphire, Yellow Sapphire, 18k Gold, Yellow Gold

Alex Sepkus "Temple Wall" Ring 18k
By Alex Sepkus
Located in Litchfield, CT
Circa 2000s, 18k, by Alex Sepkus, American. This fabulous "Temple Wall" ring by Alex Sepkus is
Category

Early 2000s American Band Rings

Materials

White Diamond, 18k Gold, Yellow Gold

Alex Sepkus "Cross" Pendant 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold "Cross" pendant. The pendant has 1 Sapphire. 15ct and 5 Diamonds .05ctw. 18
Category

2010s Pendant Necklaces

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Alex Sepkus Diamond Ring 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold and Diamond Ring, The ring features 15 white diamonds. (0.95ct.), Size 6.75 4.2
Category

2010s American Fashion Rings

Materials

Diamond, 18k Gold, Yellow Gold

Alex Soldier 18k White Gold Diamond Ring
By Alex Soldier
Located in North Miami Beach, FL
Alex Soldier Ring Diamond: 0.14ctw Aquamarine: 7.20ctw Pink Tourmaline: 9.20ctw Ring Size: 7.25 SKU
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, 18k Gold, White Gold

Alex Soldier 18K White Gold Diamond Ring
By Alex Soldier
Located in North Miami Beach, FL
Alex Soldier Diamond: 3.47cts Brown Diamond: 0.38cts Black Diamond: 1.95cts Ring Size: 7 $15,000.00
Category

21st Century and Contemporary American Modern Fashion Rings

Materials

Diamond, Black Diamond, Brown Diamond, 18k Gold, White Gold

Alex Jona Moonstone Ruby 18k White Gold Rings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat white gold ring centering a beautiful
Category

21st Century and Contemporary Italian Cocktail Rings

Materials

Moonstone, Ruby, 18k Gold, White Gold

Alex Sepkus 'Candy' Diamond Earrings 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold 20 Diamond .60ctw "Candy" Earrings
Category

2010s Hoop Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Alex Soldier 18k White Gold Aquamarine & Tourmaline Earrings
By Alex Soldier
Located in North Miami Beach, FL
Alex Soldier Aqumarine&Tourmaline Earrings Aquamarine: 6.80ctw Pink Tourmaline: 9.40ctw SKU
Category

21st Century and Contemporary American Modern Clip-on Earrings

Materials

Aquamarine, Tourmaline, 18k Gold, White Gold

Alex Sepkus Little Windows Diamond Earrings 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
Alex Sepkus Little Windows Earrings. The earrings features 12 round diamonds 0.15 carat total weigh
Category

2010s American Clip-on Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Alex Jona Rock Crystal 18K Rose Gold Bar Cufflinks
By Alex Jona
Located in Torino, IT
Rock Crystal 18 karat rose gold bar cufflinks, designed by Alex Jona and hand made in Italy. Marked
Category

21st Century and Contemporary Italian Cufflinks

Materials

Crystal, Rock Crystal, 18k Gold, Rose Gold

Alex Jona White Diamond 18k White Gold Band Ring
By Alex Jona
Located in Torino, IT
Alex Jona design collection, 18 karat white gold band ring, featuring 0.66 carats of brilliant cut
Category

2010s Italian Band Rings

Materials

White Diamond, Diamond, 18k Gold, White Gold

Alex Jona Moonstone White Diamond 18k White Gold Rings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat white gold ring centering a beautiful
Category

21st Century and Contemporary Italian Cocktail Rings

Materials

Moonstone, White Diamond, 18k Gold, White Gold

Alex Sepkus 'Dancing Squares' Diamond Huggies 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold and Diamond "Dancing Squares" Huggies The earrings feature 6 diamonds. (3 each
Category

2010s American Hoop Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Alex Jona Pink Tourmaline Sapphire 18k Rose Gold Ring
By Alex Jona
Located in Torino, IT
Alex Jona one-of-a-kind design collection, designed and hand crafted in Italy, 18 Karat rose gold
Category

2010s Italian Contemporary Cocktail Rings

Materials

White Diamond, Pink Sapphire, Tourmaline, Sapphire, 18k Gold, Rose Gold

Alex Sepkus 'Ocean' White Diamond Ring 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold and White Diamond "Ocean" Ring The ring features 21 white diamonds. (app. 0.37ctw
Category

2010s American Fashion Rings

Materials

White Diamond, 18k Gold, Yellow Gold

Alex Jona Apatite Cluster Citrine 18k Yellow Gold Pendant Earrings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, beautiful Cluster of natural cabochon cut
Category

2010s Italian Dangle Earrings

Materials

Citrine, Apatite, 18k Gold, Yellow Gold

Alex Sepkus Orchard Sapphire Tsavorite Diamond Earrings 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
Alex Sepkus Orchard Earrings, 6 Sapphires 4 Tsavorites With 0.60Ctw, 6 Diamonds 0.04Ctw, 18K Yellow
Category

2010s American Clip-on Earrings

Materials

Diamond, Sapphire, Tsavorite, 18k Gold, Yellow Gold

Alex Jona Lapis Lazuli Chalcedony 18k White Gold Button Cufflinks
By Alex Jona
Located in Torino, IT
mounted in 18 karat white gold. Alex Jona cufflinks stand out, not only for their special design and for
Category

2010s Italian Cufflinks

Materials

Chalcedony, Lapis Lazuli, 18k Gold, White Gold

Alex Jona 18k Yellow Gold Twisted Wire Flexible Choker Necklace
By Alex Jona
Located in Torino, IT
This flexible choker has a steel core covered by a twisted 18 Karat yellow gold wire. Designed by
Category

21st Century and Contemporary Italian Contemporary Choker Necklaces

Materials

18k Gold, Yellow Gold, Stainless Steel

Alex Jona 18k Yellow Gold Mother-of-Pearl Bar Cufflinks
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat yellow gold cufflinks with four mother
Category

21st Century and Contemporary Italian Cufflinks

Materials

Pearl, 18k Gold, Yellow Gold

Alex Jona Glazed Onyx 18k Yellow Gold Prism Bar Cufflinks
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, glazed onyx prism bar cufflinks, mounted in 18
Category

21st Century and Contemporary Italian Cufflinks

Materials

Onyx, 18k Gold, Yellow Gold

Alex Jona White Diamond 18k White Gold Star Pendant Necklace
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat white gold star pendant set with 0.80
Category

21st Century and Contemporary Italian Pendant Necklaces

Materials

White Diamond, Diamond, 18k Gold, White Gold

Alex Jona Lapis Lazuli 18k Rose Gold Prism Bar Cufflinks
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, lapis lazuli prism bar, cufflinks mounted in 18
Category

21st Century and Contemporary Italian Cufflinks

Materials

Lapis Lazuli, 18k Gold, Rose Gold

Alex Soldier 18K White Gold Diamond & Sapphire Earrings
By Alex Soldier
Located in North Miami Beach, FL
Alex Soldier Diamond&Sapphire Earrings Diamond: 6.20ctw Black Diamond: 2.60ct Pink Sapphire
Category

21st Century and Contemporary American Modern Clip-on Earrings

Materials

Diamond, Sapphire, White Gold

Alex & Co Pink Tourmaline 5.56ct and Diamond 18K Statement Ring
By Alex & Co
Located in Newton, MA
Alex & Co signature elongated bold statement pink tourmaline and diamond 18K yellow gold ring is
Category

21st Century and Contemporary North American Modern Cocktail Rings

Materials

Diamond, Tourmaline, 18k Gold, Yellow Gold

Alex Sepkus Sapphire and Diamond 'Candy' Ring 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow gold 6 Sapphires .50ctw 9 Diamonds .12ctw 'Candy' Ring
Category

2010s Fashion Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Alex Jona Long and Happy Life Enamel 18K Yellow Gold Cufflinks
By Alex Jona
Located in Torino, IT
Alex Jona design collection “Long & happy Life”, hand crafted in Italy, 18 karat yellow gold
Category

21st Century and Contemporary Italian Cufflinks

Materials

18k Gold

Alex Sepkus 'Little Windows' Diamond Dome Ring 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Sapphire and Diamond "Little Windows" Dome Ring The ring features 9 white diamonds. (0.14ct
Category

2010s American Fashion Rings

Materials

Diamond, Blue Sapphire, 18k Gold, Yellow Gold

Alex Jona White Diamond Single Stone 18k White Gold Stud Earrings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat white gold bezel set diamond stud
Category

2010s Italian Stud Earrings

Materials

White Diamond, 18k Gold, White Gold

Alex Sepkus 'Heart' Pendant on 18'' Cable Chain 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold "Heart" Pendant, 18'' 18K Cable Chain included 8.4 Grams
Category

2010s American Pendant Necklaces

Materials

18k Gold, Yellow Gold

Alex Jona Turquoise Blue Sapphire 18k White Gold Dangle Pendant Earrings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, pair of 18 karat white gold dangle pendant
Category

21st Century and Contemporary Italian Dangle Earrings

Materials

Blue Sapphire, Turquoise, 18k Gold, White Gold

Alex Jona Lapis Lazuli Chalcedony 18k White Gold Prism Bar Cufflinks
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat white gold cufflinks with two Lapis
Category

21st Century and Contemporary Italian Cufflinks

Materials

Chalcedony, Lapis Lazuli, 18k Gold, White Gold

Alex Sepkus Colored Diamond Pendant Necklace Estate 18k Yellow Gold Jewelry
By Alex Sepkus
Located in Torrance, CA
Finely detailed Alex Sepkus colored diamond pendant crafted in 18 karat yellow gold. 4 colored
Category

Mid-20th Century Unknown Contemporary Pendant Necklaces

Materials

Diamond, Yellow Sapphire, Gold, 18k Gold, Yellow Gold

Signed Alex Sepkus 18k Gold, Yellow Diamond, & Garnet Engraved Band Ring
By Alex Sepkus
Located in Philadelphia, PA
A fine signed designer wedding band ring. By Alex Sepkus. In 18k gold. Bezel-set with colored
Category

20th Century Modern Wedding Rings

Materials

Yellow Diamond, Garnet, Gold, 18k Gold

Alex Jona 18k White Gold Ruby Heart & White Diamond Solitaire Ring
By Alex Jona
Located in Torino, IT
Alex Jona Design collection, hand crafted in Italy, 18 Karat white gold ring centering a 0.99 carat
Category

21st Century and Contemporary Italian Cocktail Rings

Materials

White Diamond, Ruby, 18k Gold, White Gold, Rhodium

Alex Sepkus 'Little Pool' Diamonds and Sapphires Ring 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold, Diamond and Sapphire "Little Pool" Ring The ring features 2 diamonds. (0.02ctw
Category

2010s American Fashion Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Alex Sepkus Sticks & Stones Dendritic Opal Pendant Diamond 18k Gold Estate
By Alex Sepkus
Located in Torrance, CA
Finely detailed Alex Sepkus dendritic opal & diamond pendant crafted in 18k yellow gold from the
Category

Mid-20th Century American Modern Pendant Necklaces

Materials

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

Alex Jona Pink Sapphire Tanzanite White Diamond 18k Yellow Gold Pendant Earrings
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, beautiful cluster of natural pink sapphire
Category

21st Century and Contemporary Italian Dangle Earrings

Materials

Tanzanite, Diamond, White Diamond, Pink Sapphire, 18k Gold, Gold, Yellow...

Alex Sepkus 'Stingray' Diamond Pendant on 18'' Cable Chain 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K and Diamond "Stingray" Pendant The pendant features 8 diamonds 0.18ct 18'' Cable Chain 1.5mm
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Alex Jona Pink Tourmaline White Diamond Pink Sapphire 18k Rose Gold Ring
By Alex Jona
Located in Torino, IT
Alex Jona one-of-a-kind design collection, hand crafted in Italy, 18 Karat rose gold ring, set with
Category

21st Century and Contemporary Italian Contemporary Cocktail Rings

Materials

Tourmaline, Pink Sapphire, Sapphire, White Diamond, Rose Gold, 18k Gold

Alex & Co "Forever Heart" 0.66ct Heart Cut Diamond & Pave 18K Pendant Necklace
By Alex & Co
Located in Newton, MA
Alex & Co "Forever Heart" signature diamond pendant is handcrafted in 18 karat white gold in our
Category

Late 20th Century American Modern Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

Alex Sepkus Blue Sapphire and Diamond 18K Gold Cocktail Ring 1.99 Carat
By Alex Sepkus
Located in SOLVANG, CA
From the studio of Alex Sepkus in New York - 18 karat yellow gold ring with stunning oval shaped
Category

21st Century and Contemporary American Contemporary Cocktail Rings

Materials

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

Alex Jona Flat Cut Rubelite & Green Tourmaline 18K Rose Gold Long Chain Necklace
By Alex Jona
Located in Torino, IT
Alex Jona design collection, hand crafted in Italy, 18 karat rose gold 85cm long chain necklace
Category

21st Century and Contemporary Italian Beaded Necklaces

Materials

Pink Sapphire, Tourmaline, Rubelite, 18k Gold, Rose Gold

Alex Sepkus Gold Bracelet
By Alex Sepkus
Located in Darnestown, MD
Eighteen karat gold bracelet with a diamond clasp by Alex Sepkus. This is from his series called
Category

20th Century American Contemporary Link Bracelets

Materials

Diamond, 18k Gold

Alex Soldier Pearl Diamond 18k Gold Textured Earrings Cufflinks One of a Kind
By Alex Soldier
Located in New York, NY
Alex Soldier Trinity Pearl Earrings are decorated with signature metalwork that creates an illusion
Category

2010s American Contemporary Stud Earrings

Materials

Oriental Pearl, Natural Pearl, Pearl, Black Diamond, Diamond, Yellow Gol...

Alex Soldier Pearl Diamond 18k Gold Textured Earrings Cufflinks One of a Kind
By Alex Soldier
Located in New York, NY
Alex Soldier Trinity Pearl Earrings are decorated with signature metalwork that creates an illusion
Category

2010s American Contemporary Stud Earrings

Materials

Oriental Pearl, Natural Pearl, Pearl, Black Diamond, Diamond, Yellow Gol...

Alex Soldier Tahitian Pearl Diamond 18k Gold Textured Earrings One of a Kind
By Alex Soldier
Located in New York, NY
the ocean – a lustrous pearl, as unique as a drop of water. Alex Soldier’s Twist collection displays a
Category

2010s American Contemporary Drop Earrings

Materials

White Diamond, Oriental Pearl, Natural Pearl, Pearl, Diamond, White Gold...

Alex Spkus 'Open Ovals' Ball Pendant with Diamonds on 18'' Chain, 18K Yellow Gol
By Alex Sepkus
Located in Dallas, TX
18K, 18" cable chain. 10.6 Grams
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold

Alex Soldier Tahitian Pearl Diamond 18k Gold Textured Earrings One of a Kind
By Alex Soldier
Located in New York, NY
the ocean – a lustrous pearl, as unique as a drop of water. Alex Soldier’s Twist collection displays a
Category

2010s American Contemporary Drop Earrings

Materials

Oriental Pearl, Natural Pearl, Pearl, White Diamond, Diamond, White Gold...

Alex Soldier Pearl Diamond 18k Gold Textured Earrings Cufflinks One of a Kind
By Alex Soldier
Located in New York, NY
Alex Soldier Trinity Pearl Earrings are decorated with signature metalwork that creates an illusion
Category

2010s American Contemporary Stud Earrings

Materials

Oriental Pearl, Natural Pearl, Pearl, Black Diamond, Diamond, Yellow Gol...

Alex Sepkus 'Shield' Pendant with Diamonds on a 18'' Cable Chain 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold and Diamond "Shield" Pendant. The pendant features 7 Diamonds 0.16ctw 18” Cable
Category

2010s American Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Alex Sepkus 'Ocean' Diamond and Sapphire Pendant on a 18'' Chain 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
sapphires (BLUE MIX) approximately 0.63ct 18K Cable Chain, 18'' 1.9mm 13.2 Grams
Category

2010s American Pendant Necklaces

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Alex Sepkus 'Flora' Pendant with Diamonds on a 18'' Cable Chain 18K Yellow Gold
By Alex Sepkus
Located in Dallas, TX
18K Yellow Gold, Sapphire and Diamond "Flora" Pendant 1 Tsavorite. (app. 0.10ct.) 1 diamond
Category

2010s American Rope Necklaces

Materials

Diamond, Tsavorite, 18k Gold, Yellow Gold

Alex Sepkus "Five Seed" Dome Ring with Blue Sapphire and Diamonds in 18k Gold
By Alex Sepkus
Located in SOLVANG, CA
From the studio of Alex Sepkus in New York - 18 karat yellow gold "Five Seed" dome band style ring
Category

21st Century and Contemporary American Contemporary Dome Rings

Materials

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

  • 1
  • ...
Get Updated with New Arrivals
Save "18k Alex", and we’ll notify you when there are new listings in this category.

18k Alex For Sale on 1stDibs

Find the exact 18k alex you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Yellow Gold. In our selection of items, you can find a vintage example as well as a contemporary version. If you’re looking for a 18k alex from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 20th 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 18k alex has been a part of the legacy of many jewelers, but those produced by Alex Jona, Alex Soldier and Alex Sepkus are consistently popular. Take a look at a 18k alex featuring Diamond from our inventory today to add the perfect touch to your look. A round cut version of this piece has appeal, but there are also rose cut and oval cut versions for sale. Finding a 18k alex for sale for women should be easy, but there are 503 pieces available to browse for unisex as well as men, too.

How Much is a 18k Alex?

On average, a 18k alex at 1stDibs sells for $3,920, while they’re typically $310 on the low end and $79,800 for the highest priced versions of this item.