Set yourself apart with colour

Gemstones for Sale

What sets us apart from other gemstone dealers? We guarantee that the gemstones we sell are genuine and not synthetic or imitation. When purchasing fine, natural gemstones from SJ Gems, you can rest assured that we disclose all treatments and enhancements.

SJ Gems is your local source for natural gemstones at the perfect price. Every gemstone available on our website is in stock and has an accurate description of its unique characteristics. Our gemstones are represented by unaltered photographs giving you piece of mind.

Natural Gems

Browse our collections of colourful, genuine gemstones. Experience most of our jewels in high-res 360° photography.  No surprises, backed by our ‘no questions’ guarantee. 

COLOURED GEMS
Sift through our collection
SHOP GEMS
DIAMONDS
Accentuate your shine
GET DIAMONDS
MOISSANITE
Our most sparkly!
SHOP BLING
JEWELLERY
Put a ring on it!
ADD TO BAG
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Looking to custom design your jewellery?

We offer custom jewellery design and manufacture. Get help figuring out the details and weigh all the options. We will help you make a personal statement that mass-produced jewellery can’t – at an even lower price!

Discover how easy

it is to make your own

custom ring

Start your dream ring

Our online ring design tool lets you create your perfect piece. Where your one-of-a-kind engagement ring comes to life before your eyes in 3D – a cutting edge technique that’s exclusive to SJ Gems

My Dream Ring™

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What are people saying about us?

Dawn Ford
Dawn Ford
Amazing service
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Amazing service and stunning gems.
Marelize Carlson
Marelize Carlson
Amazing Prices
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Very professional and the best quality at amazing prices. Will definitely buy very soon again....thanks for your great service Joe!
Alta du Toit
Alta du Toit
Fast Delivery
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The Aquamarine stone is beatiful colour and cut. Good price and fast delivery. Will definitely recommend them.
Matty Hechter
Matty Hechter
Great Service
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I ordered stones, not even two days later and they were delivered. Best of all - they are stunning! Thank you SJ Gems for a beautiful product and great service!
Anri Visser
Anri Visser
Super Diens!
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Super diens. Die ringe het my verwagting oortref. Baie dankie!!
Christine Wagenaar
Christine Wagenaar
Great Quality
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Great quality stones. Quick and efficient service. Well done Joe
Shane Timothy Beswick
Shane Timothy Beswick
Fantastic Service
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Thanks for fantastic service and beautiful ring, 6 months later and I'm still reaping the benefits of buying my wife a beautiful Ruby ring from you guys.
Tharina Mulder
Tharina Mulder
Outstanding & Unbeatable
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Got a beautiful tanzanite and diamond ring custom made in white gold - special gift for my daughter. The service from Joe is outstanding, quality of his gems and workmanship superb and prices unbeatable.
Roxanne Doorsamy
Roxanne Doorsamy
Great Expertise
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I can't rave about Joe and SJ Gems enough for creating this spectacular, unique, incredible birthstone, signature ring for me. The amount of patience and expertise that Joe possesses is outstanding.
Marna Gelderblom
Marna Gelderblom
Friendly Service
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Beautiful stones, super welcoming + friendly service from Joe. See you again soon!
Nadia Pieterse
Nadia Pieterse
Good Service
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Very good service trying to assist me
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