Certified Diamonds

Miller Gold & Co offers a curated selection of certified loose diamonds in South Africa. Whether you are designing a custom engagement ring or adding to your collection, our diamonds are selected for brilliance, cut and quality.

Our loose diamond collection includes:

Round brilliant cut diamonds • Princess cut diamonds • Oval and pear cut diamonds • GIA and EGL certified stones • Fancy yellow and coloured diamonds

Every diamond is certified and selected by Sindy Miller, our GIA-qualified gemologist. We offer stones across a wide range of carat weights and budgets. Pair your diamond with our bespoke ring design service to create your perfect piece.

We deliver across South Africa. Contact us to discuss your requirements.

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Round Brilliant Cut Diamond 1.1600cts F VS1 Round Brilliant Cut Diamond 1.1600cts F VS1
Round Brilliant Cut Diamond 1.1600cts F VS1
R 73,900.00
R 73,900.00
Round Brilliant Cut Diamond 0.5180cts SI2 Brown (ECG) M Round Brilliant Cut Diamond 0.5180cts SI2 Brown (ECG) M
Round Brilliant Cut Diamond 0.5180cts SI2 Brown (ECG) M
R 10,000.00
R 10,000.00
Round Brilliant Cut Diamond 1.06cts D VVS1 Round Brilliant Cut Diamond 1.06cts D VVS1
Round Brilliant Cut Diamond 1.06cts D VVS1
R 129,000.00
R 129,000.00
Round Brilliant Cut Diamond 1.01cts D VVS2 Round Brilliant Cut Diamond 1.01cts D VVS2
Round Brilliant Cut Diamond 1.01cts D VVS2
R 93,300.00
R 93,300.00
Round Brilliant Cut Diamond 1.01cts E VVS2 Round Brilliant Cut Diamond 1.01cts E VVS2
Round Brilliant Cut Diamond 1.01cts E VVS2
R 84,700.00
R 84,700.00
Round Brilliant Cut Diamond 2.9040cts N VVS2 Round Brilliant Cut Diamond 2.9040cts N VVS2
Round Brilliant Cut Diamond 2.9040cts N VVS2
R 149,300.00
R 149,300.00
Radiant Cut Diamond Radiant Cut Diamond
Radiant Cut Diamond
R 18,000.00
R 18,000.00
0.70ct round brilliant cut loose diamond I SI1 GIA certified South Africa Round Brilliant Cut Diamond 0.70cts I SI1
Round Brilliant Cut Diamond 0.70cts I SI1
R 22,000.00
R 22,000.00
A single princess-cut radiant diamond shown in a clean studio shot against a solid white background. Princess Cut Diamond 0.5070cts. SI1 P
Princess Cut Diamond 0.5070cts. SI1 P
R 6,500.00
R 6,500.00
Trilliant Cut Diamond Trilliant Cut Diamond
Trilliant Cut Diamond
R 11,300.00
R 11,300.00
Square Modified Brilliant Cut Diamond Square Modified Brilliant Cut Diamond
Square Modified Brilliant Cut Diamond
R 10,400.00
R 10,400.00
  • Sold out
Emerald Cut Diamond Emerald Cut Diamond
Emerald Cut Diamond
R 4,300.00
R 4,300.00
Round Brilliant Cut Black Diamond. 2.5640cts Round Brilliant Cut Black Diamond. 2.5640cts
Round Brilliant Cut Black Diamond. 2.5640cts
R 25,000.00
R 25,000.00
A single marquise-cut diamond shown upright against a plain white background, with bright reflective facets and no visible setting or packaging. Diamond certificate with EGL South Africa logo and diamond details.
Marquise Cut Diamond
R 4,000.00
R 4,000.00
A single princess-cut radiant diamond shown in a clean studio shot against a solid white background. Princess Cut Diamond. 0.4450cts F VS2
Princess Cut Diamond. 0.4450cts F VS2
R 8,300.00
R 8,300.00
Square Modified Brilliant Cut Diamond Square Modified Brilliant Cut Diamond
Square Modified Brilliant Cut Diamond
R 36,000.00
R 36,000.00