3 Carat Marquise Lab-Grown Diamonds

Shop certified 3 carat marquise 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 Marquise Lab-Grown Diamonds – Page 233

14,708 certified 3 carat marquise 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. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665325$645
  2. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665329$713
  3. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665331$711
  4. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG845665333$764
  5. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665334$637
  6. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665335$643
  7. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665336$643
  8. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665337$645
  9. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665339$647
  10. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665340$540
  11. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665341$533
  12. 3.58 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665346$619
  13. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665350$650
  14. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665351$647
  15. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665352$647
  16. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848620715$571
  17. 3.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848620754$958
  18. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848620755$575
  19. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848620775$787
  20. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831611720$650
  21. 3.22 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833698933$815
  22. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835693966$641
  23. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835693967$616
  24. 3.57 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837639904$1,799
  25. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837698788$1,007
  26. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842622246$566
  27. 3.36 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844656599$994
  28. 3.53 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844656601$1,492
  29. 3.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844678809$1,145
  30. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845611937$575
  31. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845611944$577
  32. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847633354$567
  33. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847687686$570
  34. 3.08 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG843643817$447
  35. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844629643$567
  36. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847631692$699
  37. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG847631704$804
  38. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847631705$976
  39. 3.13 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656600$865
  40. 3.51 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG843641551$536
  41. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844656212$979
  42. 3.01 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG837674075$840
  43. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844657949$498
  44. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844657959$414
  45. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844657960$584
  46. 3.04 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG844657963$519
  47. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845669495$602
  48. 3.53 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845669496$711
  49. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846640989$592
  50. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846641007$592
  51. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846641021$843
  52. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846641053$605
  53. 3.04 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846641158$802
  54. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846691969$591
  55. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846691971$692
  56. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846691984$827
  57. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG846691987$692
  58. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846691994$832
  59. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846691996$848
  60. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847664140$851