'Neptune's Reef' Solid Black Opal
100% Genuine Australian Opal
Free Worldwide Shipping
Certificate Of Authenticity
★ 100+ Five-Star Google Reviews
Deep Ocean Fire, Ethically Sourced
Channel the spirit of the ocean with 'Neptune’s Reef'—a captivating pair of solid black opals from Lightning Ridge, Australia. Expertly cut into refined rectangular shapes, these natural gems shimmer with rich blue and green hues crashing like waves over the deep black body tone with pinfire patterning.
Their striking form and vivid tones make them ideal for custom-designed earrings or to add to your gemstone collection. Elegant yet bold, 'Neptune’s Edge' are a statement in contemporary gemstone beauty.
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Authentic Australian Black Opals: Solid, untreated and 100% natural
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Luminous Blue-Green Fire: Intense colours ripple across a dark base, full of energy and depth
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Earthy Rectangular Cut: Geometric and modern, perfect for distinctive designs
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Ethically Mined: Responsibly sourced from Lightning Ridge’s renowned opal fields
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Versatile Design Potential: Ideal for crafting bold statement earrings
Bring the power and mystery of the sea to life with 'Neptune’s Edge'—a rare and radiant duo for collectors and designers alike.
PRODUCT DETAILS
SHIPPING & RETURNS
- Fast dispatch from Australia
- Free insured & tracked global shipping
- 30 day returns - Shop with confidence
We provide free, fully insured and trackable shipping, ensuring your purchase is protected from dispatch through to delivery.
Standard Shipping
Australia: Approx. 2–4 business days
International: Approx. 8–12 business days
Express Shipping
Australia: Approx. 2–4 business days
International: Approx. 5–8 business days
Please note: Delivery timeframes are estimates only and do not include delays caused by international customs processing, transit interruptions or other unforeseen circumstances. Customs fees and import duties may apply to international orders. Orders shipped to the USA valued USD $2500 and under include customs fees.
For full details on shipping and returns, please visit:
Black Star Opal Shipping Policy
Black Star Opal Returns Policy
FAQs
Have questions about opals, payments, shipping or returns? Our FAQ page has all the answers you need, including ring sizing, gift wrapping, and caring for your opal. For more information check out our FAQ Page for quick answers
ABOUT OPAL
Australian opals feature solid, doublet and triplet stones in endless combinations of colours and patterns. With four main types of solid opals - black, crystal, white and boulder - this gemstone is one of the most fascinating natural wonders on earth. Read more about opals here.
ABOUT US
Black Star Opal is part of a family-owned Australian opal business founded in Lightning Ridge in 1969. Backed by more than 50 years of specialist expertise, we carefully select genuine Australian opals and distinctive opal jewellery for their authenticity, quality and individual character. You can also visit us at our Australian retail store, The Opal Centre, at the Big Banana on the Coffs Coast. Discover our story.
OPAL CARE
Proper care is crucial to preserve the beauty and brilliance of opal gemstones and opal jewelry. To keep your opal jewelry looking radiant for years, it's essential to follow safe cleaning practices and handle them with care. Read more about how to care for your opal stones.
SUSTAINABILITY
Sustainability is increasingly important in today’s world and holds growing significance within the global gemstone industry. For Australian opals, sustainability goes beyond ethical mining - it encompasses supporting the communities and preserving the unique ecosystems that rely on the opal industry. Find out why sustainability matters for the Australian opal industry.
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Loved By Customers Worldwide
Kris Grauer, USA
My Ocean Princess black opal ring is BEAUTIFUL and was sized and delivered as promised. Communication was prompt and professional. I'll be a repeat customer!
Bridget Hall, UK
My opal pendant is everything I was expecting and what tremendous service. I would heartily recommend Black Star Opal to anyone.
Harald Wack, EU
Wow, these guys hit it out the ballpark! That opal pendant for my wife's 50th - love it! And with all the help we could have hoped for, shipped it on time from Australia to Germany! Love opal, love this company.
EXPERIENCE THE BLACK STAR OPAL DIFFERENCE
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