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 179

10,775 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. 3.67 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846643457$669
  2. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG846643484$1,191
  3. 3.15 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG846691031$1,079
  4. 3.8 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846691033$1,088
  5. 3.57 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847638935$1,023
  6. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG847689306$484
  7. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847689307$725
  8. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG846642862$2,539
  9. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846642864$2,002
  10. 3.15 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846642861$2,068
  11. 3.06 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG846643453$652
  12. 3.14 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG847638926$822
  13. 3.23 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847638888$681
  14. 3.22 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG847638933$679
  15. 3.78 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG846643459$1,082
  16. 3.78 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG794697988$928
  17. 3.49 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG795613777$778
  18. 3.47 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG797607003$773
  19. 3.55 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG842610908$823
  20. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844620670$547
  21. 3.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844686276$1,095
  22. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG848644113$979
  23. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848644115$627
  24. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG841625705$858
  25. 3.55 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG843607254$676
  26. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG843607748$706
  27. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844621085$588
  28. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844621089$846
  29. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG831683855$554
  30. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841604711$647
  31. 3.00 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841656333$500
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843635727$634
  33. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG843685612$791
  34. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG843692572$710
  35. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844614685$494
  36. 3.51 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844621095$813
  37. 3.18 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844657915$654
  38. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG844657919$1,155
  39. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844657935$605
  40. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673135$837
  41. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673137$840
  42. 3.72 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673138$1,075
  43. 3.05 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673142$846
  44. 3.22 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844673145$683
  45. 3.37 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673158$920
  46. 3.59 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673162$1,037
  47. 3.25 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG844673166$690
  48. 3.82 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673204$1,103
  49. 3.42 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844673211$932
  50. 3.00 Carat Marquise Lab-Grown Diamond, H VS1, IGI LG844683977$487
  51. 3.00 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG845616963$928
  52. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845616964$633
  53. 3.24 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG845616977$885
  54. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845616992$1,168
  55. 3.59 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666794$1,536
  56. 3.43 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666797$1,301
  57. 3.11 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG845666809$851
  58. 3.28 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666811$1,245
  59. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666817$1,159
  60. 3.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG845666820$1,159