Diamonds Cape Town
Genius starts great work,
craftsmanship completes it
The Diamond Works Institute established in 2001, a true South African diamond expert.
A flagship operating facility based in the heart of Cape Town providing a glimpse into the processing of diamonds and jewellery through onsite demonstration.
Dedicated to standard excellence, The Diamond Works specialises in the highest quality diamonds and tanzanites in Southern Africa. Sharing the world and story of South African natural treasures is a unique experience and is offered through our signature Sparkling Tour.
For years diamonds have been coveted and have gained a reputation for pioneering an entire industry; putting Africa on the map for the highest quality diamonds in the world. But in 1967, the gem industry saw the birth of something new – Tanzanite.
Transparency in understanding the journey process of gem and metal sourcing, grading and manufacturing reassuring you in making an educated purchase and while inviting you to play a vital part in the creation of your very own unique piece.
The tailored design service allows you to design a bespoke jewellery piece; print a CAD generated wax replica and then have a skilled goldsmith manufacture your inspired original creation.
The 814 sqm showroom leads diamond experience within South Africa and offers curious guests the best premium diamonds and tanzanite in the world.
The Diamond Works Institute Cape Town. Premium Jewellers where you can buy diamonds, tanzanite and sophisticated jewellery.
Our Collections
South Africa has a rich history in mining diamonds, over a century and a half in uncovering sought-after gems. South Africa is considered a world authority in white diamonds.
It can take up to 250 tonnes of sand to be moved to find a single diamond and only 20% of all diamonds will be of gem quality.
The Diamond Works only selects the very best stones that meet The Diamond Works standard, reviewing Cut, Colour, Clarity, and Carat.
Africa, the origin of all humanity, known as Mother Africa. Tanzanite, the Essence of Africa.
Hand selected regal gems representing the beauty of beginnings and celebration of life are used in the design of The Diamond Works Tanzanite Collection.
Intense coloured stones are set in gold and premium platinum with variations of diamonds to enunciate the beauty of each precious stone.
Each person holds a part of Africa, our mother continent. Discover what African animal resounates with your personality. Handcrafted pendants represent 10 unique animals and their traits.
Visit any The Diamond Works store to view the full collection and claim your African keepsake to wear close to your heart.
The original South African goldsmith who carefully handcrafts each I am African collection piece.
The collection is Nathan’s own animal representation, inspired by Africa –
“Remember Africa,
Remember all that Africa holds,
Remember all that Africa gave to you.”
I AM AFRICAN Collection
My feet stand firm in African soil
My heart beats to the African drum
Eyes fixed on the African sky
Hands holding African treasure
This original collection is an African inspired collection
handmade by a local goldsmith artisan.
African gold and silver pendants whisper the story of
African animals.
Each handcrafted piece represents qualities unique to each African animal.
The Diamond Works Standard
Mark Gieljoumie, one of Cape Town’s leading internationally certified gemologist overseeing the quality control and standard compliance.
Mark holds credentials attained with the assistance of the University of Stellenbosch, and accreditation as a Graduate Gemologist through the Gemology Institute of America (G.I.A). The scientific aspect of jewellery and gemstones particularly appealed to him.
A gemologist’s verve worthy of sharing; Mark’s journey began close on 30 years ago as a Cape Town art student applying for a position as a jewellery designer’s assistant. Thrilled for the opportunity, Mark’s journey in the jewellery industry was set in motion. According to Mark, “I didn’t choose this industry, the industry chose me”.
Mark’s rare and skilled approach of genius and craftsmanship, with an eye for perfection, is the very reason for delivering true excellence.
International experience gained in various countries across the globe including holding a senior position, Head of Diamonds at a mass production firm in Hong Kong. Advancing his career, Mark was promoted as the Head of Research Development, overseeing the design and style development processes for larger jewellery retail companies now based in South Africa.
Mark’s experience and study results in a marriage of science and art through which he carefully oversees the quality control and sourcing of all diamonds and tanzanite for The Diamond Works Institute. In true artistic fashion, his heart falls to his hands as he holds each precious gem to the light as to discover what truly sets each gem apart and whether it makes The Diamond Works cut.
Recent Customer Reviews
The Sparkling Tour
Explore the world of Diamonds in person with a complimentary museum and showroom tour.
Book now for a personal experience.
- Mornings: 10:00 & 11:00
- Afternoons: 12:00, 13:00, 14:00 & 15:00
- Operating 365 days a year
- Friendly Environment
- Roadside Parking Available
- On-site Security
- Wheelchair Accessibility
- International languages available on request