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 8

2,489 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, D FL, IGI LG804660099$4,682
  2. 3.18 Carat Marquise Lab-Grown Diamond, D FL, IGI LG804660100$4,902
  3. 3.01 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG800676003$2,905
  4. 3.54 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG797665543$890
  5. 3.81 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG811649929$831
  6. 3.55 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG803684346$909
  7. 3.66 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG806629375$1,092
  8. 3.92 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG790621542$897
  9. 3.45 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG797693313$758
  10. 3.70 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG747519980$3,269
  11. 3.32 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG794665180$1,167
  12. 3.50 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG804641512$1,099
  13. 3.99 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG810625530$731
  14. 3.99 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG800625013$1,310
  15. 3.00 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG804662496$3,128
  16. 3.68 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG811675313$1,099
  17. 3.29 Carat Marquise Lab-Grown Diamond, E FL, IGI LG804660160$4,882
  18. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG804660279$4,636
  19. 3.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG804660280$4,401
  20. 3.02 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG805620608$1,257
  21. 3.00 Carat Marquise Lab-Grown Diamond, E VS1, GIA 2536504448$2,279
  22. 3.05 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG808624762$1,269
  23. 3.53 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG813697536$1,224
  24. 3.18 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG811692681$1,373
  25. 3.03 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG805625816$1,261
  26. 3.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG815601967$1,086
  27. 3.34 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG811672540$1,204
  28. 3.04 Carat Marquise Lab-Grown Diamond, F vs1, igi LG813644426$568
  29. 3.46 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG737581126$563
  30. 3.44 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG786626541$612
  31. 3.83 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG813697052$835
  32. 3 Carat Marquise Lab-Grown Diamond, E vvs2, igi LG813668260$654
  33. 3.34 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG792602877$979
  34. 3.43 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG797693301$1,004
  35. 3.69 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG798607229$1,102
  36. 3.67 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG799698191$1,096
  37. 3.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG804647702$825
  38. 3 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG806624970$811
  39. 3.57 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG807620336$1,067
  40. 3.03 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG807678351$840
  41. 3.64 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG807698624$1,086
  42. 3.02 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG809605397$837
  43. 3.22 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG814642784$1,065
  44. 3.7 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG816634769$1,135
  45. 3.51 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG808615503$1,130
  46. 3.05 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG811621764$444
  47. 3.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG815655292$1,928
  48. 3.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG816633654$1,953
  49. 3.64 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG815681171$931
  50. 3.5 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG815681172$2,257
  51. 3.91 Carat Marquise Lab-Grown Diamond, F fl, igi LG804605041$4,894
  52. 3.76 Carat Marquise Lab-Grown Diamond, D vvs1, igi LG806627586$2,308
  53. 3.91 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG806629379$1,200
  54. 3.91 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG807612466$1,200
  55. 3.13 Carat Marquise Lab-Grown Diamond, E fl, igi LG812649301$6,243
  56. 3.95 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG813670354$1,212
  57. 3.88 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG814604066$1,191
  58. 3.24 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG814642783$2,643
  59. 3.87 Carat Marquise Lab-Grown Diamond, E vvs1, igi LG814643363$1,188
  60. 3.08 Carat Marquise Lab-Grown Diamond, D IF, IGI LG812612725$4,642