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 28

2,341 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 VVS2, IGI LG834619229$715
  2. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834610518$709
  3. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835614360$704
  4. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834610477$713
  5. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834610516$713
  6. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833696037$713
  7. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834609974$710
  8. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834611531$639
  9. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835614389$633
  10. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834608553$633
  11. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608024$704
  12. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833688282$713
  13. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834619648$641
  14. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834607201$629
  15. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835602075$647
  16. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835601174$641
  17. 3.05 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608557$710
  18. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834610551$634
  19. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834609879$639
  20. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835604301$641
  21. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834616835$717
  22. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834608656$641
  23. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834609978$647
  24. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834610538$711
  25. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834618185$629
  26. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834609878$709
  27. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835604641$636
  28. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834607231$711
  29. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834618197$639
  30. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834618268$706
  31. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608561$713
  32. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834608053$627
  33. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG835601171$706
  34. 3.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608606$701
  35. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608602$713
  36. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608603$703
  37. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835647666$637
  38. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834615398$631
  39. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834607226$635
  40. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834608552$706
  41. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835607259$645
  42. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835605855$641
  43. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835604647$627
  44. 3.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834619176$633
  45. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833661004$713
  46. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834619644$706
  47. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835602077$631
  48. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834610515$706
  49. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834610565$711
  50. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835607556$630
  51. 3.07 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835601155$639
  52. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834618149$633
  53. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG835621509$628
  54. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834619642$629
  55. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834609995$634
  56. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834615412$637
  57. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834611585$635
  58. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG834607978$723
  59. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834615397$636
  60. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG834611462$637