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 186

11,451 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. 3.01 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844614926$676
  2. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844651526$554
  3. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683818$505
  4. 3.25 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837660215$596
  5. 3.55 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843645200$703
  6. 3.81 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG843690379$1,052
  7. 3.12 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844627269$1,189
  8. 3.5 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844656523$552
  9. 3.58 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656553$991
  10. 3.79 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844656554$893
  11. 3.13 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656559$881
  12. 3.26 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656591$916
  13. 3.78 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656594$1,044
  14. 3.22 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844656595$905
  15. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844656598$632
  16. 3.13 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844678800$881
  17. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844678820$922
  18. 3 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844678824$1,152
  19. 3.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844678827$1,171
  20. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683073$540
  21. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844683074$1,084
  22. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844683075$514
  23. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683083$650
  24. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683087$650
  25. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683089$540
  26. 3.49 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683093$727
  27. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844683096$998
  28. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683097$643
  29. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844683101$540
  30. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683106$647
  31. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844683113$993
  32. 3.38 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844683117$1,033
  33. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683119$643
  34. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665325$645
  35. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665329$713
  36. 3.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665331$711
  37. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG845665333$764
  38. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665334$637
  39. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665335$643
  40. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665336$643
  41. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665337$645
  42. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665339$647
  43. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665340$540
  44. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665341$533
  45. 3.58 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665346$619
  46. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665350$650
  47. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665351$647
  48. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665352$647
  49. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848620715$571
  50. 3.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG848620754$958
  51. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG848620755$575
  52. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848620775$797
  53. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831611720$650
  54. 3.22 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833698933$815
  55. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835693966$641
  56. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835693967$616
  57. 3.57 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837639904$1,799
  58. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG837698788$1,007
  59. 3.21 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG839696946$1,061
  60. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842622246$566