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Vintage 18K White Gold 13mm South Sea Pearl & Diamond Choker Necklace – Assay Jewelers
Natural Onyx & Diamond Earrings in Textured Ribbed 18K Yellow Gold and Platinum – Assay Jewelers
5.29 Carat Type A Jade & Diamond in Ornate Saddle-Top 18K White Gold Ring – Assay Jewelers
Natural Colombian 7.36 CTTW Emerald & Diamond Halo Dangle Drop 18K Gold Earrings – Assay Jewelers
Sparen Sie 17%
18K Yellow Gold and White Agate Square Link Chain Choker Necklace – Assay Jewelers
Natural White Agate Clip On Retro Earrings in 18K Yellow Gold – Assay Jewelers
Vintage 4.5 Carat Ruby & Diamond Cluster Clip On Earrings in 18K Yellow Gold – Assay Jewelers
Vintage GIA Certified Orange Spessartine Garnet & Diamond 18K White Gold Ring – Assay Jewelers
Ausverkauft
Blue Lapis Reviere Necklace in 14k & 18K Gold – Assay Jewelers
Multi-Strand Blue Tanzanite Beads & Round Cut Diamond Necklace in 18K White Gold – Assay Jewelers
Vintage Tiffany & Co and Paloma Picasso Dog Bone 18K Gold and Silver Link Chain – Assay Jewelers
Ausverkauft
Natural Diamond 16 Carat Round-Brilliant Cut Interlocking Circle Pendant Necklace in 18K Yellow Gold – Assay Jewelers
Natural 2 Carat Floral Diamond Dangle Drop Earrings in 18K White & Black Gold – Assay Jewelers
17 Carat Old Mine Insignificant Oil Colombian Drop Emerald & Diamond 18K Gold Necklace – Assay Jewelers
2.5 Carat GIA Certified Cushion-Cut Pink Sapphire and Diamond 18K Pendant – Assay Jewelers
Certified
5 CTTW Diamond Cluster Multi Cut Pendant in 18K Yellow Gold Necklace – Assay Jewelers
Natural 7.64 Carat Paraiba Tourmaline & Marquise Diamond Pendant Necklace in 18K White Gold – Assay Jewelers
Antique 1940's Diamond & Sapphire Bonnet and Ribbon Brooch in 18K Rose & Yellow Gold – Assay Jewelers
Sparen Sie 20%
GRS Certified 5.03 Carat Oval Cut Minor Oil Colombian Emerald Ring with Diamond Halo in 18K White Gold – Assay Jewelers
Certified
Multi Color Sapphire Bead and Diamond Bracelet in Designed 18K Yellow Gold – Assay Jewelers
Natural 1.14 Carat Oval Cut Blue Sapphire with Round & Baguette Cut Diamonds in a Swirled 18K White Gold Ring Setting – Assay Jewelers
Vintage 7.29 Carat Jadeite Jade "A" Ring with Round Cut Diamond Halo & 18K Milgrain Finish – Assay Jewelers
GRS Certified 41.17 CTTW Sri Lanka No Heat Blue Sapphire Bracelet with Diamond & Ruby in 18K White Gold – Assay Jewelers
Certified
GIA & GRS Certified Natural Muzo Vivid Green Colombian Emerald Pendant Necklace with Diamonds in 18K Gold – Assay Jewelers
Certified
6.34 Carat No Heat Oval Cut Blue Sapphire and Diamond Halo 18K Ring GRS Certified – Assay Jewelers
Certified
7.71 Carat Round Cut I2 Natural Diamond Cluster Ring in 18K White Gold – Assay Jewelers
100 Carat Oval Cut Pink Kunzite with Aquamarine & Diamond Pendant in 18K White Gold – Assay Jewelers
17.86 Carat Oval Cut Jadeite Jade and Diamond Ring in 18K White Gold 7 – Assay Jewelers
Natural Emerald Stud Earrings with diamond halo in 18k Solid Gold – Assay Jewelers
Sparen Sie 14%
Salvador Dali For Piaget 'Dalí d'Or' 22K Gold Coin Ring in 18K Gold Setting | Retailed by Van Cleef & Arpels at Bergdorf Goodman Paris Jewels Boutique – Assay Jewelers
Ausverkauft
18K White Gold 2 Carat Cabochon Emerald and Diamond Butterfly Drops Earrings – Assay Jewelers
Sparen Sie 12%
18K White Gold Bezel and Channel Set Oval Cut Blue Sapphire & Baguette Diamond Ring – Assay Jewelers
Sparen Sie 20%
9 Carat Natural Blue Sapphire and Diamond Tennis Bracelet in 18K White Gold | 7 Inch 3MM – Assay Jewelers
Sparen Sie 20%
18K White Gold Ruby and Diamond Butterfly Outline Stud Earrings – Assay Jewelers
2.5 Carat Cabochon Cut Emerald and Diamond Butterfly Drop Earrings in 18K White Gold – Assay Jewelers
Sparen Sie 10%
Heart Cut Natural Diamond Butterfly Stud Earrings in 18K Rose Gold – Assay Jewelers
18K White Gold Butterfly Ring with Black Onyx, White Agate, and Round Cut Diamonds – Assay Jewelers
36.40 Carat Ceylon Star Cabochon Sapphire and Diamond GRS Certified 18K Ring – Assay Jewelers
Certified
10 Carat Heart-Shape Colombian Emerald, Aquamarine, and Diamond 18K Necklace – Assay Jewelers
5.03 Carat Oval Cut Peridot Pendant with Round Cut Diamond Halo in 18K White Gold – Assay Jewelers
Vintage Pear Cut Green Peridot Drop Pendant Necklace with Diamonds in 18K Yellow Gold – Assay Jewelers
Natural Fancy Yellow Diamond 18K Gold Butterfly Charm Floating Necklace – Assay Jewelers
Ausverkauft
Natural Pink Diamond Butterfly Charm Floating Pendant Necklace in 18K Rose Gold – Assay Jewelers
18K Solid Gold Thin Ribbed Textured Band Emerald, Ruby, Or Sapphire Ring – Assay Jewelers
Sparen Sie bis zu 18%
2.48 Carat TW Colombian Emerald & Diamond Halo Ring in 18K Gold 2-Row Setting – Assay Jewelers
Sparen Sie 10%
East West Oval Blue Sapphire and Diamond 18K White Gold Textured Ring – Assay Jewelers
Sparen Sie 20%
18K Rose Gold Oval Cut Natural Ruby and Diamond Ribbed Bezel Set Ripple Ring – Assay Jewelers
Sparen Sie 20%
Natural Emerald Square Cut Thin Ribbed Band Stacking Ring in 18K Yellow Gold – Assay Jewelers
Sparen Sie 14%
18K Gold Jewelry

This collection features 18K gold jewelry crafted in solid 18-carat gold across a range of styles and designs. Buyers seek 18K gold pieces for their precious metal content, durability and timeless appeal.

 

18K gold jewelry includes pieces crafted from 75 % pure gold alloyed for strength, offering a balance of rich colour and durability suited to everyday wear. These 18K gold pieces appeal to buyers who value solid precious metal content, thoughtful design and transparent material descriptions. Each item is evaluated for gold purity, construction quality and condition; any known hallmarks or country marks are noted to support material authenticity. Buyers interested in solid gold jewelry appreciate clear details on karat content, weight and design features, with minor marks consistent with normal handling described rather than obscured. Condition notes include clasp function, solder points and surface finish to help inform selection without overstating attributes.

 

Key Facts

  • Definition: 18K Gold Jewelry is jewellery made from solid 18-carat gold, an alloy containing 75 % pure gold.

  • Boundary: This refers to solid 18K gold items, not gold-plated or gold-filled pieces.

  • Verification/Evidence: Each piece is checked for karat marking, construction quality and disclosed condition with transparent notes on findings.

Frequently Asked Questions