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 138

19,240 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. 3.6 Carat Round Lab-Grown Diamond, D VVS2, IGI LG761507955$1,425
  2. 3.00 Carat Round Lab-Grown Diamond, G VVS2, IGI LG761512949$437
  3. 3.58 Carat Round Lab-Grown Diamond, F VVS2, IGI LG761523250$601
  4. 3.21 Carat Round Lab-Grown Diamond, E VS1, IGI LG761523278$563
  5. 3.51 Carat Round Lab-Grown Diamond, E VVS2, IGI LG761523280$641
  6. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG761523283$610
  7. 3.70 Carat Round Lab-Grown Diamond, E VS1, IGI LG761523287$644
  8. 3.06 Carat Round Lab-Grown Diamond, G VVS2, IGI LG761544634$437
  9. 3.99 Carat Round Lab-Grown Diamond, F VS1, IGI LG761545846$604
  10. 3.51 Carat Round Lab-Grown Diamond, F VVS2, IGI LG761561798$555
  11. 3.53 Carat Round Lab-Grown Diamond, F VVS2, IGI LG761561799$558
  12. 3.6 Carat Round Lab-Grown Diamond, F VS1, IGI LG761561803$545
  13. 3.42 Carat Round Lab-Grown Diamond, F VS1, IGI LG762521627$475
  14. 3.52 Carat Round Lab-Grown Diamond, F VVS2, IGI LG762526583$557
  15. 3.08 Carat Round Lab-Grown Diamond, G VVS2, IGI LG762567946$440
  16. 3.84 Carat Round Lab-Grown Diamond, E VVS2, IGI LG762574690$640
  17. 3.51 Carat Round Lab-Grown Diamond, F VS1, IGI LG764615104$582
  18. 3.31 Carat Round Lab-Grown Diamond, G VVS2, IGI LG764615106$490
  19. 3.58 Carat Round Lab-Grown Diamond, E VS1, IGI LG764615109$624
  20. 3.31 Carat Round Lab-Grown Diamond, E VS1, IGI LG764615118$580
  21. 3.52 Carat Round Lab-Grown Diamond, E VVS2, IGI LG764615177$644
  22. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG765633062$543
  23. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG765633293$542
  24. 3.38 Carat Round Lab-Grown Diamond, E VS1, IGI LG765636179$536
  25. 3.49 Carat Round Lab-Grown Diamond, E VS1, IGI LG766626578$497
  26. 3.38 Carat Round Lab-Grown Diamond, E VS1, IGI LG766667587$500
  27. 3.06 Carat Round Lab-Grown Diamond, D VVS1, IGI LG766686140$1,649
  28. 3.26 Carat Round Lab-Grown Diamond, F VS1, IGI LG767612569$612
  29. 3.20 Carat Round Lab-Grown Diamond, E VS1, IGI LG768621899$512
  30. 3.16 Carat Round Lab-Grown Diamond, E VS1, IGI LG768621907$507
  31. 3.61 Carat Round Lab-Grown Diamond, E VS1, IGI LG768622157$1,085
  32. 3.03 Carat Round Lab-Grown Diamond, E VVS1, IGI LG768674692$741
  33. 3.81 Carat Round Lab-Grown Diamond, E VVS2, IGI LG768674693$696
  34. 3.27 Carat Round Lab-Grown Diamond, F VS1, IGI LG769604368$615
  35. 3.23 Carat Round Lab-Grown Diamond, E VS1, IGI LG770608496$631
  36. 3.22 Carat Round Lab-Grown Diamond, H VVS2, IGI LG770641534$519
  37. 3.32 Carat Round Lab-Grown Diamond, E VS1, IGI LG770689865$648
  38. 3.03 Carat Round Lab-Grown Diamond, E VVS1, IGI LG771615491$659
  39. 3.05 Carat Round Lab-Grown Diamond, E VVS1, IGI LG771615503$648
  40. 3.27 Carat Round Lab-Grown Diamond, F VS1, IGI LG771634404$615
  41. 3.49 Carat Round Lab-Grown Diamond, D VS1, IGI LG771651203$641
  42. 3.53 Carat Round Lab-Grown Diamond, D VS1, IGI LG771657352$822
  43. 3.09 Carat Round Lab-Grown Diamond, G VVS2, IGI LG772622216$440
  44. 3.06 Carat Round Lab-Grown Diamond, G VVS2, IGI LG772623149$437
  45. 3.50 Carat Round Lab-Grown Diamond, D VVS2, IGI LG772687170$1,056
  46. 3.55 Carat Round Lab-Grown Diamond, E VS1, IGI LG773628134$543
  47. 3.57 Carat Round Lab-Grown Diamond, F VVS2, IGI LG773628135$540
  48. 3.11 Carat Round Lab-Grown Diamond, D FL, IGI LG773639466$1,652
  49. 3.21 Carat Round Lab-Grown Diamond, D FL, IGI LG773639467$1,704
  50. 3.70 Carat Round Lab-Grown Diamond, D IF, IGI LG773639468$1,509
  51. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG773641527$592
  52. 3.58 Carat Round Lab-Grown Diamond, D VVS1, IGI LG774606049$1,239
  53. 3.74 Carat Round Lab-Grown Diamond, D VVS2, IGI LG774606053$993
  54. 3.02 Carat Round Lab-Grown Diamond, E VVS2, IGI LG774611210$744
  55. 3.55 Carat Round Lab-Grown Diamond, E VS2, IGI LG774649044$522
  56. 3 Carat Round Lab-Grown Diamond, D VVS2, IGI LG774650101$1,724
  57. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG774650102$1,384
  58. 3.02 Carat Round Lab-Grown Diamond, F VVS2, IGI LG774651117$746
  59. 3.07 Carat Round Lab-Grown Diamond, E VS1, IGI LG774651538$503
  60. 3.06 Carat Round Lab-Grown Diamond, G VVS2, IGI LG774655556$437