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 148

14,702 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. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841690288$540
  2. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841676310$533
  3. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841658330$533
  4. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841654891$555
  5. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841690175$560
  6. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841697405$549
  7. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841647774$615
  8. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841670935$613
  9. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842608073$621
  10. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841648095$611
  11. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842622021$519
  12. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841665066$525
  13. 3.01 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG841690219$378
  14. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG842617447$518
  15. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841655555$534
  16. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841670934$556
  17. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG842607054$417
  18. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841663110$614
  19. 3.79 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841638021$573
  20. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842633638$531
  21. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841658288$531
  22. 3.09 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841663157$413
  23. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841680433$524
  24. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG842616561$518
  25. 3.01 Carat Marquise Lab-Grown Diamond, E SI1, IGI LG842605166$398
  26. 3.02 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841658328$673
  27. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841635887$650
  28. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841688247$666
  29. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842607953$555
  30. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841654953$546
  31. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841690217$544
  32. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842640594$543
  33. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841635895$613
  34. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841663139$603
  35. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841680597$605
  36. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841638030$524
  37. 3.07 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG841676342$525
  38. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG842617311$666
  39. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841690337$656
  40. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841697373$556
  41. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841654954$550
  42. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG842613388$419
  43. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841654914$616
  44. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841663115$606
  45. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841655526$609
  46. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842611725$602
  47. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841655528$610
  48. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841697384$536
  49. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842605167$536
  50. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841645600$541
  51. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842617482$535
  52. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841648085$533
  53. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG842607939$531
  54. 3.66 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG841654951$489
  55. 3.03 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG841670933$405
  56. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841688362$650
  57. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG842605225$556
  58. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG841690216$546
  59. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842633516$616
  60. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841680446$607