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 175

11,578 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, F VVS2, IGI LG844649798$553
  2. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844626296$551
  3. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG844653254$427
  4. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844607604$613
  5. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG844607572$525
  6. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844625273$674
  7. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844626555$668
  8. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844637791$659
  9. 3.19 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG844626557$534
  10. 3 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844682935$919
  11. 3.60 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG797677878$536
  12. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839671680$607
  13. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839646381$605
  14. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839636457$565
  15. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839662615$572
  16. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG839664017$563
  17. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839679637$565
  18. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839679593$583
  19. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839671679$577
  20. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839611921$598
  21. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839664854$599
  22. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839664015$594
  23. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839686804$592
  24. 3.02 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839679644$575
  25. 3 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839684349$571
  26. 3.06 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG839671685$567
  27. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839664896$597
  28. 3.07 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839636460$585
  29. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839671596$568
  30. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839667566$577
  31. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839685160$577
  32. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG839646425$1,077
  33. 3 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG839681493$439
  34. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839664895$572
  35. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839679679$565
  36. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839637620$592
  37. 3.04 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839681467$568
  38. 3 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG839671584$546
  39. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839679658$592
  40. 3.08 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839693763$576
  41. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839646416$567
  42. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839679686$601
  43. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839693855$577
  44. 3.04 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG839691295$579
  45. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839670094$607
  46. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839664060$594
  47. 3.05 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG839681401$570
  48. 3.01 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG839684228$548
  49. 3.02 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG839691291$442
  50. 3 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839689126$566
  51. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839674631$605
  52. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG839665037$1,073
  53. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839664050$605
  54. 3.03 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839693408$598
  55. 3.02 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839686880$570
  56. 3.08 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839685182$607
  57. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839681554$611
  58. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839690397$598
  59. 3 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG839681569$597
  60. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG839690266$563