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 173

11,574 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. 3.2 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844645103$426
  2. 3.38 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844630269$668
  3. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844625446$658
  4. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844653252$664
  5. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843651488$540
  6. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844648481$538
  7. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844653131$533
  8. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844625441$538
  9. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844645201$530
  10. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844660697$413
  11. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844648599$510
  12. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844621235$660
  13. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844637620$674
  14. 3.41 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844622114$568
  15. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844637812$533
  16. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844621229$538
  17. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844640329$420
  18. 3.49 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844618208$575
  19. 3.07 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG844645146$405
  20. 3.1 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844625285$854
  21. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844660678$666
  22. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844621223$540
  23. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844645092$564
  24. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844645482$545
  25. 3.04 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG844621219$515
  26. 3.03 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844630303$685
  27. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844649809$408
  28. 3.9 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844626488$531
  29. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844621240$674
  30. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844618226$558
  31. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844630262$418
  32. 3.73 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844641716$576
  33. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844645112$529
  34. 3.24 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844674218$536
  35. 3.1 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG844608559$509
  36. 3.78 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845601781$651
  37. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844641702$658
  38. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844637832$671
  39. 3.2 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844626440$546
  40. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844626092$545
  41. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844641639$556
  42. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844630260$620
  43. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844630337$525
  44. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844637625$522
  45. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG843669448$865
  46. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844618187$658
  47. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844626289$553
  48. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844608380$418
  49. 3.27 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844637598$541
  50. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844649852$522
  51. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843669450$666
  52. 3.92 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844671051$617
  53. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844637809$541
  54. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844660389$561
  55. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844618211$528
  56. 3.95 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG844632526$531
  57. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG843694676$535
  58. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844622191$676
  59. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844625450$524
  60. 3.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844623375$694