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 143

14,678 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. 3.06 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841680428$513
  2. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841680642$666
  3. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841648186$664
  4. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841690296$652
  5. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842642030$533
  6. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841698846$560
  7. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842611733$523
  8. 3.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG841697404$851
  9. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG841654881$840
  10. 3.8 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842605235$574
  11. 3.05 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG841690348$383
  12. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG842640596$531
  13. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841670939$525
  14. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG841690351$846
  15. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842615406$648
  16. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841676446$551
  17. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842617367$548
  18. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842615554$609
  19. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842605239$528
  20. 3.06 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841690193$513
  21. 3.02 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG841675433$409
  22. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841690300$650
  23. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841691017$549
  24. 3 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG842616559$392
  25. 3.1 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG842617359$389
  26. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841697492$603
  27. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841690292$613
  28. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841676313$616
  29. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842640591$609
  30. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842622014$605
  31. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841697381$601
  32. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841676312$529
  33. 3.09 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841655537$523
  34. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842605100$536
  35. 3.04 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841676453$411
  36. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841675467$650
  37. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841638023$540
  38. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842605107$555
  39. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841690182$553
  40. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841663163$413
  41. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841697420$605
  42. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841676464$606
  43. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842617353$535
  44. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842615394$526
  45. 3 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841648191$528
  46. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841690171$524
  47. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841697402$518
  48. 3.06 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG841645599$404
  49. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841654885$650
  50. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842617441$648
  51. 3.97 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841697491$618
  52. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG841658247$419
  53. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842611717$614
  54. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841676403$617
  55. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842613390$611
  56. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842605170$603
  57. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG842605109$515
  58. 3.08 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG842633637$516
  59. 3.01 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841665071$676
  60. 3.92 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842605254$674