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 18

13,644 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. 3.66 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG807662549$1,182
  2. 3.93 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833656441$1,503
  3. 3.19 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG828641735$1,366
  4. 3.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG828641740$1,316
  5. 3.14 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828641746$1,082
  6. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG828682448$581
  7. 3.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831626003$766
  8. 3.21 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG828685260$1,170
  9. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG828682480$524
  10. 3.58 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG828694930$680
  11. 3.59 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG828694936$731
  12. 3.60 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG829614934$685
  13. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835638298$602
  14. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835638299$602
  15. 3.03 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG834617771$952
  16. 3.01 Carat Marquise Lab-Grown Diamond, D IF, IGI LG831627355$2,880
  17. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG829617305$896
  18. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831638554$1,023
  19. 3.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG831661330$1,880
  20. 3.77 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG795695031$610
  21. 3.74 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG797639572$605
  22. 3.74 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG797693519$605
  23. 3.00 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG828684589$1,019
  24. 3.77 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818607463$610
  25. 3.76 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833638483$1,214
  26. 3.52 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG830605987$1,945
  27. 3.5 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG833635974$2,469
  28. 3.9 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG794661759$664
  29. 3.98 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG794677063$744
  30. 3.08 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG826684826$629
  31. 3.99 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG831627770$1,239
  32. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG831655361$567
  33. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG831655362$550
  34. 3.00 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG830648044$715
  35. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833676316$538
  36. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG831626025$570
  37. 3.04 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG831626028$699
  38. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835638296$613
  39. 3.52 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835607467$875
  40. 3.19 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG813634336$1,185
  41. 3.01 Carat Marquise Lab-Grown Diamond, FANCY ORANGY BROWN VVS2, IGI LG830661583$1,051
  42. 3.80 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG812617552$1,490
  43. 3.01 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG835646911$629
  44. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG828688597$943
  45. 3.06 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826602231$850
  46. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826612194$855
  47. 3.04 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826612263$844
  48. 3.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826612288$855
  49. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG825620524$1,109
  50. 3.51 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG830677316$1,641
  51. 3.77 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG792646906$669
  52. 3.73 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG793638025$603
  53. 3.78 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG793649982$601
  54. 3.73 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG794665189$662
  55. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG835612653$991
  56. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG835612652$991
  57. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG833694953$987
  58. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG833694951$1,303
  59. 3.74 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG810639223$664
  60. 3.78 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG810650687$601