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 20

13,636 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. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834613104$656
  2. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834614390$615
  3. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834619689$664
  4. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834620113$605
  5. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834620191$664
  6. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG772698210$441
  7. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG797653214$421
  8. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG757527994$445
  9. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG797601325$413
  10. 3.08 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG774625104$426
  11. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG774625218$451
  12. 3.09 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG774625116$387
  13. 3.09 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG774625403$387
  14. 3.08 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG784609866$450
  15. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG774630796$424
  16. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG761565468$422
  17. 3.04 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG774630799$421
  18. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG757527956$413
  19. 3.08 Carat Marquise Lab-Grown Diamond, H VVS2, IGI LG761565480$391
  20. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG735589949$580
  21. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG752506429$578
  22. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG749511738$581
  23. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG747568329$580
  24. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG749593580$580
  25. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG753515365$574
  26. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG774633614$420
  27. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG751504105$581
  28. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG757528079$580
  29. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG752548835$581
  30. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG757527981$581
  31. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG750505446$578
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG750584077$581
  33. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG756543502$580
  34. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG761502733$580
  35. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG761502764$578
  36. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG762513936$578
  37. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG767610232$574
  38. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG768641344$580
  39. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG766615050$580
  40. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG766688043$580
  41. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG768603333$578
  42. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG771617855$533
  43. 3.1 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG772630919$580
  44. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776678652$414
  45. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776678628$422
  46. 3.02 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776680900$447
  47. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776678637$445
  48. 3.88 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG787654004$604
  49. 3.09 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG761527951$413
  50. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776680905$419
  51. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776678632$450
  52. 3.01 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776680980$445
  53. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG787630019$414
  54. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG761533018$454
  55. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG761533281$449
  56. 3.06 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776620838$424
  57. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776620837$451
  58. 3.03 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776623245$420
  59. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG776623012$425
  60. 3.08 Carat Marquise Lab-Grown Diamond, H VVS1, IGI LG752511851$431