Sterling Silver Boulder Opal Pendant

Browse our collection to find your perfect sterling silver boulder opal pendant. These fine jewelry pieces combine a beautiful rustic outback look with highly secure bezel settings. Sourced directly from Queensland fields, each solid stone displays vibrant blue and green color play against a rich brown ironstone backing. The experts at The Gemmological Association of Australia celebrate the unique geological fusion of precious silica and dense host rock. Every pendant hosts a one hundred percent natural and solid Australian gemstone. Explore our available inventory below to find a unique silver opal pendant and enjoy secure worldwide shipping on your order.

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Close view of 31.5 ct rainbow pinfire boulder opal pendant with natural ironstone matrix and sterling silver setting
Natural 31.5 ct rainbow pinfire Australian boulder opal pendant shown worn on a silver necklace
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Silver Boulder Opal Pendant Rainbow Pinfire 31.5 ct

AU$1,079
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Boulder Opal Pendant Sterling Silver 31.9ct

AU$1,065
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29 ct natural purple boulder opal pendant from Winton Australia in a teardrop shape with S925 sterling silver setting
Natural 29 ct Winton boulder opal pendant shown worn on a silver chain with rich purple color and teardrop shape
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Silver Boulder Opal Pendant 29 ct

AU$1,051
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85.3 ct purple picture boulder opal pendant from Winton Australia set in rhodium plated S925 sterling silver
85.3 ct purple picture boulder opal pendant from Winton Australia shown worn on a black necklace
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Silver Boulder Opal Pendant Purple Picture Stone 85.3 ct

AU$960
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51 ct wood fossil boulder opal pendant from Winton Australia with pink orange green color and natural brown matrix
51 ct Winton wood fossil boulder opal pendant shown worn on a black necklace with freeform sterling silver setting
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Silver Boulder Opal Pendant Wood Fossil 51 ct

AU$960
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Close view of 35.5 ct purple boulder opal pendant with natural brown ironstone matrix in sterling silver
35.5 ct purple boulder opal pendant from Winton Australia shown worn on a black cord necklace
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Silver Boulder Opal Pendant Purple 35.5 ct

AU$953
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22.96 ct pink green and orange boulder opal pendant from Winton set in rhodium plated S925 sterling silver
Pink Winton boulder opal pendant shown worn on a silver chain with green and orange color visible
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Silver Boulder Opal Pendant 22.96 ct

AU$953
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Boulder Opal Pendant Sterling Silver Ocean Blue 24.7ct

AU$939
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Close view of 32.6 ct Winton crystal boulder opal pendant showing blue and green opal with natural brown ironstone matrix
Natural 32.6 ct Winton crystal boulder opal pendant with blue green color and ironstone matrix shown worn on a silver necklace
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Silver Crystal Boulder Opal Pendant Blue Green 32.6 ct

AU$911
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55.3 ct freeform purple boulder opal pendant from Winton Australia set in rhodium plated S925 sterling silver
Natural purple Australian boulder opal pendant with blue tones and ironstone matrix shown worn on a silver chain
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Silver Boulder Opal Pendant 55.3 ct

AU$911
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Boulder Opal Pendant Sterling Silver Teal Green 31ct

AU$869
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Close view of 33.7 ct green boulder opal pendant with natural brown ironstone matrix in sterling silver
Natural 33.7 ct green Australian boulder opal pendant shown worn on a silver necklace
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Silver Boulder Opal Pendant Forrest Green 33.7 ct

AU$869
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59.5 ct natural purple and green boulder opal pendant from Winton Australia in a teardrop shape with sterling silver setting
Natural 59.5 ct Winton boulder opal pendant shown worn on a silver chain with purple green color and teardrop shape
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Silver Boulder Opal Pendant 59.5 ct

AU$841
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Boulder Opal Pendant Sterling Silver Deep Blue Purple 24.5ct

AU$813
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silver Australian green boulder opal pendant with necklace 18.2 ct showing soft green and blue fire
silver Australian green boulder opal pendant with necklace 18.2 ct held on finger showing natural green fire
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Silver Australian Green Boulder Opal Pendant with Necklace 18.2 ct

AU$813
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silver Australian boulder opal pendant with necklace 16.4 ct showing soft blue and pink fire
close view of silver Australian boulder opal pendant with necklace 16.4 ct showing natural color pattern
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Solid Boulder Opal Pendant Sterling Silver Pink and Mint Green 16.4 ct

AU$813
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39.4 ct green and blue boulder opal pendant from Winton Australia with teardrop shape and sterling silver setting
Green and blue Australian boulder opal pendant shown worn on a silver chain for illustrative styling reference
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Silver Boulder Opal Pendant 39.4 ct

AU$785
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62.7 ct purple wood fossil boulder opal pendant from Winton in S925 sterling silver on a white background
62.7 ct purple wood fossil boulder opal pendant shown worn on a silver necklace for illustrative styling reference
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Silver Boulder Opal Pendant Wood Fossil 62.7 ct

AU$771
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Boulder Opal Pendant Sterling Silver Necklace

AU$757
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Boulder Opal Pendant Sterling Silver 28.8ct

AU$729

Earthy Character and Rich Ocean Blue Hues

Queensland boulder opals are unique because the precious opal layer is cut with its natural brown host ironstone left completely intact on the back. This organic backing acts as a sturdy shield, providing exceptional strength that makes boulder opals the most durable solid opals in the world. The rich earthy tones create a gorgeous natural canvas for the bright flashes of color. Records from The Australian Museum show that this specific type of formation is unique to the remote regions of western Queensland.

The Cool Bright Luster of Silver Settings

When set in solid sterling silver, the cool and bright luster of the metal contrasts beautifully with the warm chocolate brown tones of the ironstone. This highlights the vibrant ocean blue and forest green color flashes of the precious opal, creating an organic focal point at the neckline. Perfect for everyday casual wear, each freeform pendant offers incredible value. You can view our finished jewelry to see how perfectly these sterling silver opal pendants complement daily outfits.

Visual Transparency and Natural Quality

We document every single pendant individually with high definition video so you can purchase with absolute confidence. Because the ironstone naturally absorbs light to maximize color brightness, as detailed on the Wikipedia Opal page, these stones look incredible in any lighting condition. To learn more about how we package our delicate items and process refunds, please review our returns policy page.

Frequently Asked Questions

What is a silver boulder opal pendant?

It is an organic freeform boulder opal gemstone mounted in a solid sterling silver bezel setting. These pieces are designed to hang from a necklace chain and offer a rustic natural look.

Is the ironstone backing part of the gemstone?

Yes, the natural brown ironstone remains permanently attached. It serves as a dark canvas to intensify the color play and provides a highly durable base for the precious gemstone material on top.

Are these stones solid and natural?

Yes, every silver boulder pendant features a completely natural and solid Queensland gemstone. Information provided by Geoscience Australia verifies that genuine boulder opals form naturally in the earth and are never artificially layered.

How do I care for my silver opal pendant?

You should clean your jewelry gently using warm water and a very soft cloth. You must avoid using harsh chemical cleaners or ultrasonic machines to protect both the natural gemstone and the sterling silver setting.

Is sterling silver durable enough for everyday wear?

Yes, sterling silver is an excellent choice for a necklace piece. Because a pendant rests safely on the chest, it avoids the hard impacts and friction that rings often experience, making it perfect for daily wear.