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 50

15,739 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. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835657546$605
  2. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835662829$615
  3. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835662957$572
  4. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG835662933$528
  5. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835621484$660
  6. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835634715$676
  7. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835634684$670
  8. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835657536$719
  9. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835673985$649
  10. 3.07 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG836607561$430
  11. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835647727$614
  12. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836628262$612
  13. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836642812$601
  14. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835637809$524
  15. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835630452$658
  16. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835659111$736
  17. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836606406$733
  18. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG836607565$427
  19. 3.07 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG835664587$569
  20. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835630444$711
  21. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835638093$573
  22. 3.09 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG836607551$725
  23. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835625625$652
  24. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835647215$549
  25. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835638668$611
  26. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835655434$602
  27. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835663083$576
  28. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835657598$650
  29. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836627584$664
  30. 3.04 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG835664588$444
  31. 3.01 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG835634711$425
  32. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835665041$738
  33. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835630447$607
  34. 3.08 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG836606407$942
  35. 3.05 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835670956$581
  36. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835651014$660
  37. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835629150$603
  38. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835673488$650
  39. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835662945$650
  40. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835634709$609
  41. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835673980$586
  42. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835671728$577
  43. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835669152$648
  44. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835647688$664
  45. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835664586$596
  46. 3.1 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835648592$574
  47. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835655476$581
  48. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835657628$574
  49. 3.03 Carat Marquise Lab-Grown Diamond, G VVS1, IGI LG836607566$500
  50. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835659044$650
  51. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836627543$661
  52. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835669081$676
  53. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836607549$658
  54. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836627547$658
  55. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835657580$656
  56. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG837602461$596
  57. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835685941$611
  58. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835659046$614
  59. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836607526$600
  60. 3.09 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG835663107$573