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 51

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, E VS2, IGI LG836627583$579
  2. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG836607563$561
  3. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG835655459$513
  4. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835634720$650
  5. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835655502$733
  6. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835670335$655
  7. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835625629$660
  8. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835608599$656
  9. 3.07 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835663081$605
  10. 3.05 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835657623$607
  11. 3.1 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG835648575$414
  12. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835685935$670
  13. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835638590$604
  14. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836628273$607
  15. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835657556$605
  16. 3.07 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG836606405$449
  17. 3.04 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG835670950$444
  18. 3.06 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG835685950$572
  19. 3.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG836627581$567
  20. 3 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG835664604$518
  21. 3.04 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG835670226$553
  22. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835622872$660
  23. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835615373$655
  24. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835633388$654
  25. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG836627549$654
  26. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835670338$534
  27. 3.06 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835659096$603
  28. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG836627546$616
  29. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835634703$616
  30. 3.06 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835659126$583
  31. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835670352$659
  32. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835648589$668
  33. 3.1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835665002$585
  34. 3.09 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835670290$538
  35. 3.04 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG835666725$605
  36. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835655429$667
  37. 3.07 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG835665042$558
  38. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835655492$738
  39. 3.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG835669165$427
  40. 3.08 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG835655547$450
  41. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833661003$656
  42. 3.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835604579$933
  43. 3.05 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG835664568$555
  44. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835633462$648
  45. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835673577$672
  46. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835655493$654
  47. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835648569$615
  48. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835638094$673
  49. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835670332$667
  50. 3.08 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835673490$586
  51. 3.03 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835638653$572
  52. 3.01 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG835628361$573
  53. 3.01 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG835662925$568
  54. 3.03 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG835662929$400
  55. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835615381$606
  56. 3.03 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG835650894$561
  57. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835685945$650
  58. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835625621$655
  59. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835670959$654
  60. 3.1 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG835671022$933