3 Carat Round Lab-Grown Diamonds

Shop certified 3 carat round lab-grown diamonds at William & Sons Jewelers. Every stone is graded by IGI or GIA, shown in 360°, priced below the big online retailers and ships free.

All 3 Carat Round Lab-Grown Diamonds – Page 319

19,127 certified 3 carat round lab-grown diamonds in stock. Every stone ships free with its grading report; open any listing for the 360° view, full certificate and price.

  1. 3.05 Carat Round Lab-Grown Diamond, D VVS2, IGI LG842643323$641
  2. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG842643333$515
  3. 3.04 Carat Round Lab-Grown Diamond, D VS1, IGI LG843659296$643
  4. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG843659301$686
  5. 3.30 Carat Round Lab-Grown Diamond, E VS1, IGI LG844613977$545
  6. 3.25 Carat Round Lab-Grown Diamond, E VVS2, IGI LG844614812$575
  7. 3.47 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846652480$592
  8. 3.80 Carat Round Lab-Grown Diamond, E VS1, IGI LG846694251$623
  9. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG846694253$575
  10. 3.07 Carat Round Lab-Grown Diamond, E VVS2, IGI LG846694254$545
  11. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG847653848$504
  12. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG847676192$578
  13. 3.00 Carat Round Lab-Grown Diamond, E VS2, IGI LG848601507$532
  14. 3.00 Carat Round Lab-Grown Diamond, D VVS2, IGI LG848629164$766
  15. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG848662753$510
  16. 3.05 Carat Round Lab-Grown Diamond, E VVS2, IGI LG848662759$510
  17. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG848675159$487
  18. 3.05 Carat Round Lab-Grown Diamond, D SI1, IGI LG849665305$458
  19. 3.09 Carat Round Lab-Grown Diamond, E VVS2, IGI LG839617587$515
  20. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG842605510$981
  21. 3.06 Carat Round Lab-Grown Diamond, D IF, IGI LG845670805$1,065
  22. 3.03 Carat Round Lab-Grown Diamond, D IF, IGI LG845670859$1,056
  23. 3.00 Carat Round Lab-Grown Diamond, D IF, IGI LG845670860$1,044
  24. 3.01 Carat Round Lab-Grown Diamond, D IF, IGI LG846640776$1,049
  25. 3.02 Carat Round Lab-Grown Diamond, D IF, IGI LG846640777$1,051
  26. 3.25 Carat Round Lab-Grown Diamond, D VS1, IGI LG846660444$799
  27. 3.03 Carat Round Lab-Grown Diamond, D VVS2, IGI LG847634813$773
  28. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG847689506$728
  29. 3.04 Carat Round Lab-Grown Diamond, E VS1, IGI LG848668235$504
  30. 3.04 Carat Round Lab-Grown Diamond, E VVS2, IGI LG848668270$581
  31. 3.01 Carat Round Lab-Grown Diamond, E IF, IGI LG848674626$809
  32. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG848691078$728
  33. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG848691079$671
  34. 3.01 Carat Round Lab-Grown Diamond, E VVS2, IGI LG848691081$671
  35. 3.10 Carat Round Lab-Grown Diamond, E VVS1, IGI LG848691277$735
  36. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG849652532$650
  37. 3.71 Carat Round Lab-Grown Diamond, G VVS2, IGI LG602388247$711
  38. 3.02 Carat Round Lab-Grown Diamond, E VS1, IGI LG700586549$591
  39. 3.02 Carat Round Lab-Grown Diamond, D VS1, IGI LG750557786$582
  40. 3.00 Carat Round Lab-Grown Diamond, E VS1, IGI LG830671406$462
  41. 3.01 Carat Round Lab-Grown Diamond, F VS1, IGI LG835699326$454
  42. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG836626321$489
  43. 3.00 Carat Round Lab-Grown Diamond, G VVS2, IGI LG836626326$428
  44. 3.41 Carat Round Lab-Grown Diamond, E VS1, IGI LG844652815$538
  45. 3.59 Carat Round Lab-Grown Diamond, F VVS2, IGI LG847630803$559
  46. 3.06 Carat Round Lab-Grown Diamond, E VVS2, IGI LG847635062$538
  47. 3.07 Carat Round Lab-Grown Diamond, F VVS2, IGI LG847664385$472