Round Brilliant Cut Diamonds

Miller Gold & Co offers a classic selection of loose round brilliant cut diamonds in South Africa, ideal for engagement rings, timeless jewellery designs or adding exceptional sparkle to your collection.

Our round brilliant cut diamond collection includes:

Classic round silhouettes • Precision faceting • Exceptional brilliance • Diamonds selected for cut, clarity and sparkle

Every diamond is inspected and verified before listing. Pair your chosen round brilliant cut diamond with our bespoke design service to create a custom ring, pendant or earrings.

We deliver to all areas across South Africa.

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  • Sold out
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. GIA Natural Diamond Dossier report card showing grading details for a round brilliant cut diamond, including carat weight, color grade, clarity grade, and cut grade, on a white background with gold and brown text.
Round Brilliant Cut Diamond 0.80cts H VS2
R 12,860.00
R 12,860.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.7410cts SI1 C4 Medium Champaigne
Round Brilliant Cut Diamond 0.7410cts SI1 C4 Medium Champaigne
R 15,000.00
R 15,000.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.5000cts SI3 Brown (ECG) M
Round Brilliant Cut Diamond 0.5000cts SI3 Brown (ECG) M
R 4,200.00
R 4,200.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.4650cts SI3 Brown (ECG) M
Round Brilliant Cut Diamond 0.4650cts SI3 Brown (ECG) M
R 3,200.00
R 3,200.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.362cts VS1 H
Round Brilliant Cut Diamond 0.362cts VS1 H
R 4,500.00
R 4,500.00
  • Sold out
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.3580cts I2 F EGL REPORT
Round Brilliant Cut Diamond 0.3580cts I2 F
R 2,450.00
R 2,450.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 1.1600cts VS1 F EGL Grading Report
Round Brilliant Cut Diamond 1.1600cts VS1 F
R 55,610.00
R 55,610.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. A blue Geological Laboratory South Africa certificate card with printed text, a circular E.G.L.
Round Brilliant Cut Diamond 0.8650cts SI1 K
R 9,215.00
R 9,215.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.7548ct SI1 3 (I)
Round Brilliant Cut Diamond 0.7548ct SI1 3 (I)
R 9,190.00
R 9,190.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. A white diamond certification report card from The Jewellery Council of South Africa and International Diamond Certification Laboratory, showing details for a round brilliant-cut diamond with a 0.452 carat weight and VS2 clarity.
Round Brilliant Cut Diamond 0.452ct VS2 TC 1 (M)
R 3,200.00
R 3,200.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. A round brilliant cut natural diamond certificate of authenticity with detailed specifications, weight, measurements, and a blue certification panel on a white background.
Round Brilliant Cut Diamond 0.5500cts H SI2
R 5,050.00
R 5,050.00
  • Sold out
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.515cts. J VS1
Round Brilliant Cut Diamond 0.515cts. J VS1
R 13,900.00
R 13,900.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.760cts VVS2 TW (L)
Round Brilliant Cut Diamond 0.760cts VVS2 TW (L)
R 22,000.00
R 22,000.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond of 0.70cts E SI1
Round Brilliant Cut Diamond of 0.70cts E SI1
R 29,000.00
R 29,000.00
  • Sold out
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 1.6460cts VS2 N
Round Brilliant Cut Diamond 1.6460cts VS2 N
R 69,000.00
R 69,000.00
A single round brilliant-cut diamond shown from the top, centered on a plain white background with a soft shadow underneath. Round Brilliant Cut Diamond 0.56cts I(G) IF
Round Brilliant Cut Diamond 0.56cts I(G) IF
R 30,000.00
R 30,000.00