Collection: 18k Gold Opal Jewelry
Gold, At Its Richest.
18k gold opal jewelry represents the highest widely used gold standard—recognized for its substantial gold content, noticeable weight, and its use in finely made pieces across global jewelry traditions.
Browse the Collection Below, Then Explore Further:
All Opal Jewelry • All Gold Opal Jewelry • 18k Gold Opal Rings • 18k Gold Opal Necklaces • 18k Yellow Gold Opal Jewelry • 18k White Gold Opal Jewelry
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Trish | 2.86ct Pear Shaped Ethiopian Opal & Diamond Halo Ring in 18k White Gold
Regular price $1,980.00 USDRegular priceUnit price / perSale price $1,980.00 USD -
Heart of Atlantis | Vintage Modernist Green-Blue Australian Boulder Opal & Diamond Pendant in 18k Gold
Regular price $8,800.00 USDRegular priceUnit price / perSale price $8,800.00 USD -
Marmalade | Le Vian Ethiopian Opal & Diamond Halo Necklace in 18k Rose Gold
Regular price $9,800.00 USDRegular priceUnit price / perSale price $9,800.00 USD -
Sinatra | Men's Australian Opal Inlay & Diamond Pendant in 18k Gold, c.1980s
Regular price $6,880.00 USDRegular priceUnit price / perSale price $6,880.00 USD -
Mia | "Luciano Bortone" Vintage 18k Gold Unisex Black Boulder Opal & Diamond Ring
Regular price $3,880.00 USDRegular priceUnit price / perSale price $3,880.00 USD -
Iris & Nef | Opal Triplet Triangle Stud Earrings in 18k Gold
Regular price $495.00 USDRegular priceUnit price / perSale price $495.00 USD -
Atlantic Sunrise | Australian Boulder Opal & Diamond Pendant in 18k Gold
Regular price $4,880.00 USDRegular priceUnit price / perSale price $4,880.00 USD -
Hakumei | 6.93ct Australian Boulder Opal Pendant in 18k White Gold
Regular price $1,980.00 USDRegular priceUnit price / perSale price $1,980.00 USD -
Kosei | 4.05ct Quilpie Boulder Opal & Sapphire Pendant in 18k Gold
Regular price $1,980.00 USDRegular priceUnit price / perSale price $1,980.00 USD -
Echo | Vintage Australian Opal Inlay & Diamond Pendant in 18k White Gold, c.1980s
Regular price $2,880.00 USDRegular priceUnit price / perSale price $2,880.00 USD -
Dalia | Vintage Mosaic Opal Inlay Pendant in 18k Gold, c.1970s
Regular price $880.00 USDRegular priceUnit price / perSale price $880.00 USD -
Selma | Lightning Ridge Semi-Black Crystal Opal Pendant in 18k Gold
Regular price $880.00 USDRegular priceUnit price / perSale price $880.00 USD -
Yvette | Australian Crystal Opal Dangle Pendant in 18k Gold
Regular price $780.00 USDRegular priceUnit price / perSale price $780.00 USD -
Yve | Coober Pedy White Opal Pendant in 18k Gold
Regular price $780.00 USDRegular priceUnit price / perSale price $780.00 USD -
Opportunity | Lightning Ridge Black Opal & Diamond Pendant in 18k White Gold
Regular price $1,980.00 USDRegular priceUnit price / perSale price $1,980.00 USD -
Emmaline | 4.30ct Coober Pedy Opal & Diamond Pendant in 18k White Gold
Regular price $1,880.00 USDRegular priceUnit price / perSale price $1,880.00 USD -
Sunflower | 4.30ct Australian Fire Opal & Diamond Halo Ring in 18k Gold
Regular price $5,880.00 USDRegular priceUnit price / perSale price $5,880.00 USD -
Annalise | Australian Crystal Opal Solitaire Ring in 18k Gold
Regular price $980.00 USDRegular priceUnit price / perSale price $980.00 USD -
Lisa | Handmade Estate Opal Bead Spinner Ring in 18k Gold
Regular price $680.00 USDRegular priceUnit price / per$680.00 USDSale price $680.00 USD -
Lupita | Estate Opal Heart Necklace in 22k Gold with 18k Chain
Regular price $980.00 USDRegular priceUnit price / perSale price $980.00 USD -
Deborah | Ethiopian Fire Opal & Diamond Necklace in 18k White Gold with 18k Chain
Regular price $860.00 USDRegular priceUnit price / perSale price $860.00 USD -
Mo & Mi | Child's Heart Shaped Garnet & Opal-Accented Earrings in 18k Gold
Regular price $395.00 USDRegular priceUnit price / perSale price $395.00 USD -
Lora | Party-Style Multistone Drop Necklace in 18k White Gold with 18k Chain
Regular price $2,680.00 USDRegular priceUnit price / perSale price $2,680.00 USD -
Cupid | Petite Semi-Black Opal Heart & Key Pendant in 18k Gold
Regular price $285.00 USDRegular priceUnit price / perSale price $285.00 USD
18k Gold Opal Jewelry: A Collector's Overview
Dig Deeper
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