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 24

2,284 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. 3.98 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818605783$667
  2. 3.89 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818612270$727
  3. 3.99 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG817688089$705
  4. 3.96 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818602159$727
  5. 3.87 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818604116$650
  6. 3.94 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818624339$661
  7. 3.99 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG818690067$705
  8. 3.86 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818632136$648
  9. 3.94 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG819628355$655
  10. 3.85 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818637318$647
  11. 3.99 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG818631271$705
  12. 3.85 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG819648869$616
  13. 3.77 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG819656473$634
  14. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG826629105$715
  15. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG826651889$697
  16. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG826695275$641
  17. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG828668479$697
  18. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG828666293$697
  19. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG829605329$693
  20. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG830644034$706
  21. 3.97 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831622688$702
  22. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831643386$690
  23. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831605518$695
  24. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG830692929$707
  25. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831613300$697
  26. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831615428$697
  27. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831660240$694
  28. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831660233$695
  29. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831645876$705
  30. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833601103$717
  31. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831660698$707
  32. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG830697921$705
  33. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831663328$707
  34. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833601056$705
  35. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831636366$697
  36. 3.06 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833655563$703
  37. 3.07 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833655498$705
  38. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833655490$707
  39. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833655592$707
  40. 3.09 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG833655571$877
  41. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833606629$717
  42. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831671501$696
  43. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833641617$696
  44. 3.06 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833655482$640
  45. 3.1 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833647050$697
  46. 3 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833656583$699
  47. 3.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG831638664$707
  48. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833606222$695
  49. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833610091$641
  50. 3.1 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833667386$632
  51. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833641619$695
  52. 3.09 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833639245$628
  53. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833667504$706
  54. 3.04 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833674020$699
  55. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833679511$703
  56. 3.09 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG833648186$695
  57. 3.08 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833678947$641
  58. 3.04 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833681803$633
  59. 3.03 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833667494$631
  60. 3.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG833624831$629