Cutting and polishing

At Alexander Bay Diamond Company, we specialise in the cleaning and marketing of rough diamonds.
Our craftsmen use the latest technology and techniques to clean rough diamonds to unveil shape, clarity, and contour, making it easier for our buyers to determine each individual stone’s value

Dedication and expertise

Diamond polishing is an intricate and complex task, it is also essential to the diamond grading process as the clarity of the stone influences its market value.

We also do repairs for private customers and help maximise the true value of your cut diamonds.

We trust our team of specialists to craft your diamond into a flawless gem, to help you get the most out of your diamond.

Diamond marketing service

We use state-of-the-art technology alongside our seasoned experts to clean and inspect each stone before placing it on auction.

Thus we give your diamond the best possible chance at fetching a high price in the upcoming auction.

Diamond marketing service

We use state-of-the-art technology alongside our seasoned experts to clean and inspect each stone before placing it on auction.

Thus we give your diamond the best possible chance at fetching a high price in the upcoming auction.