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 212

13,478 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 LG843684610$498
  2. 3.06 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG843684612$739
  3. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843684614$496
  4. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684615$496
  5. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684628$493
  6. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684672$580
  7. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG843684673$489
  8. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843684688$588
  9. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684691$496
  10. 3.01 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684712$489
  11. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684713$496
  12. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684759$498
  13. 3.02 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843684834$496
  14. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843696704$613
  15. 3.50 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG843698062$682
  16. 3.54 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG844640126$755
  17. 3.09 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844683108$1,084
  18. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844683109$645
  19. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844686241$654
  20. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844686243$683
  21. 3.58 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG845619694$757
  22. 3.10 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665354$650
  23. 3.10 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665360$540
  24. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG846692258$620
  25. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840650750$869
  26. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG840662976$887
  27. 3.32 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG752504863$841
  28. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG774625057$949
  29. 3.37 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG787659158$983
  30. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG842615383$832
  31. 3.05 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG842645167$638
  32. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG843698053$560
  33. 3.00 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG845657882$503
  34. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665349$631
  35. 3.10 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG845665353$713
  36. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG845665355$539
  37. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665356$643
  38. 3.52 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665359$697
  39. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG845665364$645
  40. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846689409$979
  41. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG841649232$225,158
  42. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG823683560$812
  43. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG826606847$1,420
  44. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG826658921$815
  45. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG841655836$500
  46. 3.02 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG842602742$603
  47. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844655923$591
  48. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844655929$553
  49. 3.02 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG844655936$731
  50. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844655953$567
  51. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844656048$596
  52. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844656059$591
  53. 3.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844656125$844
  54. 3.00 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG844656153$588
  55. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844668305$557
  56. 3.07 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG844681894$861
  57. 3.03 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG844681918$697
  58. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG844681920$566
  59. 3.52 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG846641024$979
  60. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG846641025$570