Questions & Answers
Our trusted network of 1stDibs sellers answer common questions
Does 18k yellow gold tarnish?
1 Answer
Yes, 18k gold can tarnish, but it is uncommon. Pure gold does not combine easily with oxygen and therefore does not tarnish. The higher the karat, the less likely a piece of gold will tarnish.
1stDibs ExpertFebruary 22, 2021
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Shop for 18K Gold Yellow Sapphire Rings on 1stDibs
Vintage GIA 2.57ct No-Heat Yellow Sapphire Ruby Trilogy Platinum 18K Gold Ring
Located in New York, NY
Classic Vintage GIA 2.57ctw Unheated Yellow Sapphire Rubies Trilogy Platinum and 18K Yellow Gold Ring.
The 1.23ct GIA certified No Heat Oval Brilliant cut Yellow Sapphire (GIA Certi...
Category
1990s Modern Three-Stone Rings
Materials
Yellow Sapphire, Ruby, Platinum, Yellow Gold, 18k Gold
1.18 Carat Multi-Color Princess Cut Sapphire Gold Eternity Band Ring
Located in Montreal, QC
Simply fabulous Princess cut Multi-color Sapphire Eternity Band set with 1.18 Carat of 2.6mm Princess cut stones. Hand crafted in 18K yellow Gold. Ring size 7. So Stylish and easy to...
Category
21st Century and Contemporary Contemporary Band Rings
Materials
Sapphire, Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire,...
Baroque 11.35ct Topaz, Ruby, Emerald, Yellow Sapphire & Diamond Cocktail Ring
Located in Wan Chai District, HK
This stunning cocktail ring is sure to turn heads with its baroque style and sparkling gemstones. The centerpiece of the ring is a beautiful 11.35 carat topaz, surrounded by ruby and...
Category
2010s Hong Kong Baroque Cocktail Rings
Materials
Diamond, Topaz, Yellow Sapphire, Ruby, Emerald, White Gold, 18k Gold
18kt White Gold Ring Big Amethyst Center Stone & Blue, Pink Sapphires, Diamonds
Located in Antwerp, BE
Magnificent 18kt White Gold Ring With Huge Marquise Cut Amethyst Center Stone & Blue, Pink Sapphires, Diamonds
Centre stone: amethyst Approx. 20 Ct
Diamonds: brilliant cut togethe...
Category
21st Century and Contemporary European Artisan More Rings
Materials
Amethyst, Diamond, Blue Diamond, Pink Sapphire, Yellow Sapphire, 18k Gol...
Cartier Rose Gold Coloured Stones Love Ring Size 51 B4087800
By Cartier
Located in Mayfair, London, London
An 18k rose gold coloured stones ring by Cartier from their Love collection. The ring features 1 pink sapphire, 1 blue sapphire, 1 yellow sapphire, 1 green garnet, 1 orange garnet an...
Category
21st Century and Contemporary French Fashion Rings
Materials
Amethyst, Garnet, Blue Sapphire, Pink Sapphire, Yellow Sapphire, Gold, 1...
15.36ct No heat Yellow Sapphire, Diamond and Pink Sapphire 18kt Ring, 1986
Located in Malmö, Skåne län
Made in Gothenburg, Sweden in 1986, this substantial cocktail ring centers on an oval faceted yellow untreated sapphire of approximately 15.36 carats, measuring 16.9 x 12 x 9.2 mm. I...
Category
Vintage 1980s Swedish Modern Cluster Rings
Materials
Diamond, Pink Sapphire, Yellow Sapphire, Gold, 18k Gold, Yellow Gold
