What Makes CG Diamonds A Cut Above The Rest

Save up to 40% off retail pricing by purchasing your diamond from CG Diamonds South Africa.

Colin Goodman (MD of CG Diamonds South Africa) is married to Olga Goodman (one of South Africa’s leading jewellery designers). Olga is the owner of Olga Jewellery Design Studio who will personally be involved in the design and manufacturing of your bespoke piece.

Before purchasing a diamond online, protect your purchase by ensuring that the diamond is certified by the most reputable and recognized diamond laboratory in the world (GIA) that protects you for life. Every diamond that is certified by the GIA has inscribed a number on the diamond itself that matches your certificate thereby making it impossible for your diamond to be swapped. All our diamonds are GIA certified.

Don’t purchase a diamond that’s graded (Cut / Polish / Symmetry) below excellent / very good. CG Diamond’s only sells diamonds that are graded excellent / very good.

Once you have approved your choice of diamond/ ring, you pay a 10% deposit. We then Courier your diamond/ring direct to you (fully insured). Payment can be negotiated, terms are offered to suit your financial situation. Once you receive your order and you’re 100% happy, you pay the balance. If you are not satisfied we guarantee you a FULL REFUND.

We will better any written quote.

We ship all over the world.

Every diamond purchased from CG Diamonds can be upgraded at any given time. CG Diamonds will sell your diamond ring on your behalf for 15% commission. You can upgrade your diamond with the money realized form the sale.

CG Diamonds South Africa’s factory represents one of the largest diamond cutting factories in South Africa. At any given time, we carry in excess of 1000 diamonds in stock.

CG Diamonds polishes highest quality diamonds (in all colours) ranging from 0.30cts. to 10.00 cts.

You can choose between purchasing a loose diamond (at 40% below retail price) or selecting a custom made ring of your choice, personally designed and manufactured by Olga and her design team.

Every diamond / ring purchased from CG Diamonds is photographed and comes with a retail valuation and GIA certificate.