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18K White Gold Tanzanite Drop Pendant With Diamond Halo – Assay Jewelers
18K White Gold and Diamond Pave Sea Shell Pendant Necklace – Assay Jewelers
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18K White Gold Round cut Diamond Halo Earring Jackets in 10mm and 9mm – Assay Jewelers
Multi Gem Byzantine Chain Bracelet and Necklace Set in 18k Gold – Assay Jewelers
7 carat Cabochon Blue Sapphire Lever Back Stud Earrings in 18K Gold – Assay Jewelers
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16mm South Sea Pearl and Marquise Cut Diamond Halo in 18k Gold Ring – Assay Jewelers
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3 Piece Interlocking 7 Carat Diamond Bangle Bracelet in 18k White Gold – Assay Jewelers
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3 Carat Round Cut Lab Grown Diamond Solitaire Mens Ring in 18k Gold – Assay Jewelers
Celestial Cloud and Star Diamond Stud Earrings in 18k White Gold – Assay Jewelers
Pearl and Diamond Cocktail BowTie Style Ring in 18k White Gold – Assay Jewelers
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18k White Gold Baguette Cluster Curved Ring – Assay Jewelers
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18k White Gold Baguette Cluster Curved Ring
$6,135.00 AUD $7,669.00 AUD
Princess Cut Diamond Cluster Dome Ring in 18k Yellow Gold – Assay Jewelers
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18k White Gold Baguette Cut Diamond Cluster Dome Ring – Assay Jewelers
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27 Carat Diamond and Emerald Flexible Choker Necklace in 18k White Gold – Assay Jewelers
Starlit Night Black and White Diamond Cluster Ring in 18K White Gold – Assay Jewelers
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GIA Certified 3.02ct, G Color, I1 Clarity, Diamond With Hidden Diamond Halo 18k White Gold Ring – Assay Jewelers
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Vintage Raw Turquoise and Diamond Ring and Earring Set in 18k Gold – Assay Jewelers
Julius Cohen Signed AGL Certified 5.40 carat Emerald Minor Oil 18k Gold Ring – Assay Jewelers
GIA certified 250 Carat Colombian Emerald Pendant in 18k Rose Gold – Assay Jewelers
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1.32 Carat Lab Grown Diamond with Round Diamond Side Stones in 18k Ring – Assay Jewelers
Bulgari 18K White Gold Diamond B.01 B.Zero One Ring Ref. 329347 Size 51 – Assay Jewelers
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Tri-Color Interlocking Bangle in 18k White, Rose, and Yellow Gold – Assay Jewelers
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Fred Leighton Princess Cut Diamond Bangle Bracelet in 18k White gold – Assay Jewelers
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12 carat Diamond, Ruby, Emerald and Sapphire 18K White Gold Bracelet – Assay Jewelers
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1.48 Carat Oval Cut Blue Sapphire With Princess Cut Diamond Ring in 18k Gold – Assay Jewelers
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3.09 Carat Round, H color, VS2 clarity Lab Created Diamond in Curved 18k White Gold – Assay Jewelers
2.32 Carat Oval Cut Blue Sapphire with Trillion Cut Diamond Side stones in 18k Yellow Gold Ring – Assay Jewelers
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Henry Dunay 19.48 carat Colombian Emerald Necklace in 18k Yellow Gold – Assay Jewelers
Van Cleef & Arpels 8.85 Carat No Heat Oval Ruby in 18k Yellow Gold Ring – Assay Jewelers
Art Deco Design Colombian Emerald Engagement Ring in 18k Gold – Assay Jewelers
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Vintage 2.77 carat Colombian Emerald and Trillion Cut Diamonds in 18k Gold Ring – Assay Jewelers
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5 Carat Emerald Mens Ring With Round Diamond Halo in 18k Yellow Gold – Assay Jewelers
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Natural Princess Cut Diamond Star Cluster Ring in 18k gold – Assay Jewelers
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Emerald Cut Natural Emerald and Channel Set Diamond in 18k Yellow Gold Ring – Assay Jewelers
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3.46 carat G/VS2 18k White Gold Solitaire Cushion Lab Grown Diamond Ring – Assay Jewelers
18k White Gold Princess Cut Natural Diamond Half Eternity Band Ring – Assay Jewelers
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Diamond Interlocking Double Circle Flexible Choker in 18k Gold – Assay Jewelers
18k Gold Art Deco Style Natural Baguette Diamond Pendant – Assay Jewelers
10.75 Carat Radiant-Cut VVS1 Fancy Yellow Diamond Drop Earrings in 18K White Gold – Assay Jewelers
Cartier "Maillon" Panthere 5 Rows 18K Yellow Gold Ring – Assay Jewelers
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3 Carat South Sea Freshwater Pearl and Diamond 18K Yellow Gold Cocktail Ring – Assay Jewelers
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2.08 Carat Natural Colombian Emerald Stud Earrings with Diamond Halo in 18k Solid Gold – Assay Jewelers
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3mm-4mm Colombian Emerald Square-Cut Stud Earrings in 18k Gold – Assay Jewelers
Natural Colombian Emerald Square cut drop Earrings in 18k solid gold – Assay Jewelers
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GIA Cert. 8 carat Russian Emerald in 18K White Gold Diamond Halo Ring – Assay Jewelers
GRS Certified 2.09 Carat Natural Emerald Set in 18k Solid Gold Ring – Assay Jewelers
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GIA Certified 2.38 Carat Marquis-Cut, H Color, Si1 Clarity Diamond set in 18k white gold and diamond halo ring – Assay Jewelers
Certified
3.89 Carat Marquise Cut Colombian Emerald and Diamond 18K Ring – Assay Jewelers
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