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 219

13,670 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. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844687285$791
  2. 3 Carat Marquise Lab-Grown Diamond, FANCY VIVID BLUE VS2, IGI LG836631326$775
  3. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG846694162$513
  4. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846660266$647
  5. 3.54 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG806627482$1,002
  6. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG837660026$605
  7. 3.02 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG841627608$592
  8. 3.10 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG841627625$487
  9. 3.05 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844614437$727
  10. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844614438$724
  11. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844614439$616
  12. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683516$616
  13. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846660208$637
  14. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845662254$635
  15. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847654756$647
  16. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847655077$647
  17. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847654743$647
  18. 3.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845662206$774
  19. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG847655079$643
  20. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG833677172$539
  21. 3.10 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835692109$820
  22. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG837637630$904
  23. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG837655906$634
  24. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG839625269$591
  25. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839625271$560
  26. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839625272$560
  27. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839650639$633
  28. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG839680877$633
  29. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG841647677$631
  30. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841653498$958
  31. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841653501$960
  32. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841653502$960
  33. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG842619478$637
  34. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844629594$582
  35. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844634290$617
  36. 3.51 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG847664547$624
  37. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847685864$902
  38. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG847685865$896
  39. 3.04 Carat Marquise Lab-Grown Diamond, D IF, IGI LG843654638$3,011
  40. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844656777$539
  41. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844668295$573
  42. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844668335$574
  43. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846639374$701
  44. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG801673724$878
  45. 3.53 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841688191$717
  46. 3.08 Carat Marquise Lab-Grown Diamond, D IF, IGI LG843654624$2,946
  47. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843688527$1,033
  48. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844656768$500
  49. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844656771$636
  50. 3.11 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG742522452$837
  51. 3.51 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG843651037$970
  52. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844656756$559
  53. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844656775$496
  54. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844656778$547
  55. 3.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844657918$1,172
  56. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844673141$606
  57. 3.79 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844678857$601
  58. 3.08 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846643428$846
  59. 3.36 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846643435$920
  60. 3.55 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846643454$1,000