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 232

14,674 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 LG843685960$679
  2. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843685963$664
  3. 3.58 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843685964$784
  4. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843685973$664
  5. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844651504$494
  6. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844651517$496
  7. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847605103$496
  8. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG828656375$955
  9. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837697219$594
  10. 3.58 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843642236$763
  11. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844614926$651
  12. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844651526$554
  13. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683818$505
  14. 3.25 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837660215$596
  15. 3.55 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843645200$703
  16. 3.12 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844627269$1,156
  17. 3.58 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656553$963
  18. 3.13 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656559$857
  19. 3.78 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656594$1,015
  20. 3.22 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656595$879
  21. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844656598$616
  22. 3.13 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844678800$857
  23. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844678820$896
  24. 3 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844678824$1,121
  25. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844678827$1,140
  26. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683073$540
  27. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844683074$1,084
  28. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844683075$514
  29. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683083$650
  30. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683087$650
  31. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683089$540
  32. 3.49 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683093$727
  33. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844683096$998
  34. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683097$643
  35. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683101$540
  36. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683106$647
  37. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844683113$993
  38. 3.38 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844683117$1,033
  39. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683119$643
  40. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665325$645
  41. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665329$713
  42. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665331$711
  43. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG845665333$764
  44. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665334$637
  45. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665335$643
  46. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665336$643
  47. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665337$645
  48. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665339$647
  49. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665340$540
  50. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665341$533
  51. 3.58 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665346$619
  52. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665350$650
  53. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665351$647
  54. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665352$647
  55. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848620715$571
  56. 3.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848620754$958
  57. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848620755$575
  58. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848620775$787
  59. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831611720$650
  60. 3.22 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833698933$815