1.5 Carat Marquise Lab-Grown Diamonds

Shop certified 1.5 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 1.5 Carat Marquise Lab-Grown Diamonds

12,082 certified 1.5 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.

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  1. 1.80 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG848646655$360
  2. 1.50 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG855621391$259
  3. 1.52 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG850697780$358
  4. 1.53 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854615522$321
  5. 1.52 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854615526$307
  6. 1.56 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854615543$357
  7. 1.54 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG854615549$353
  8. 1.73 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854615573$346
  9. 1.73 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854615574$346
  10. 1.50 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG854615584$304
  11. 1.72 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG854650301$333
  12. 1.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG854650307$329
  1. 1.58 Carat Marquise Lab-Grown Diamond, D IF, IGI LG665451512$669
  2. 1.50 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG537239629$1,434
  3. 1.50 Carat Marquise Lab-Grown Diamond, G IF, IGI LG655444949$468
  4. 1.50 Carat Marquise Lab-Grown Diamond, F IF, IGI LG631459759$665
  5. 1.58 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG639499418$440
  6. 1.50 Carat Marquise Lab-Grown Diamond, E IF, IGI LG634473493$714
  7. 1.83 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG617413690$603
  8. 1.50 Carat Marquise Lab-Grown Diamond, E FL, GIA 6521666148$3,913
  9. 1.57 Carat Marquise Lab-Grown Diamond, D IF, IGI LG732556465$776
  10. 1.94 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG733582052$391
  11. 1.67 Carat Marquise Lab-Grown Diamond, D IF, GIA 1518765462$1,254
  12. 1.55 Carat Marquise Lab-Grown Diamond, D FL, GIA 1535363295$10,123
  13. 1.55 Carat Marquise Lab-Grown Diamond, D VVS1, GIA 2536541748$1,345
  14. 1.61 Carat Marquise Lab-Grown Diamond, E IF, GIA 2537632564$2,491
  15. 1.69 Carat Marquise Lab-Grown Diamond, G IF, GIA 5496437586$2,353
  16. 1.56 Carat Marquise Lab-Grown Diamond, E VVS1, IGI 605303258$381
  17. 1.54 Carat Marquise Lab-Grown Diamond, D VVS1, IGI 605303340$399
  18. 1.52 Carat Marquise Lab-Grown Diamond, F IF, IGI 607389719$616
  19. 1.53 Carat Marquise Lab-Grown Diamond, E VVS1, IGI 607392644$374
  20. 1.69 Carat Marquise Lab-Grown Diamond, D IF, GIA 6521697947$2,116
  21. 1.62 Carat Marquise Lab-Grown Diamond, I VS2, IGI LG425067445$1,756
  22. 1.63 Carat Marquise Lab-Grown Diamond, I VS2, IGI LG436045808$1,767
  23. 1.64 Carat Marquise Lab-Grown Diamond, J SI1, IGI LG436046504$1,761
  24. 1.55 Carat Marquise Lab-Grown Diamond, I SI1, IGI LG436046738$1,498
  25. 1.63 Carat Marquise Lab-Grown Diamond, I SI1, IGI LG436046743$1,574
  26. 1.71 Carat Marquise Lab-Grown Diamond, J VS1, IGI LG436046992$2,097
  27. 1.61 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG502107735$2,562
  28. 1.70 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG502155355$2,703
  29. 1.50 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG526289043$2,110
  30. 1.51 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG532260969$2,404
  31. 1.51 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG532263013$2,583
  32. 1.56 Carat Marquise Lab-Grown Diamond, G VS1, IGI LG537225674$2,484
  33. 1.51 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG537225688$2,635
  34. 1.55 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG537225802$2,703
  35. 1.60 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG537241974$2,789
  36. 1.50 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG537241980$2,769
  37. 1.58 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG537241986$2,755
  38. 1.57 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG542211590$398
  39. 1.58 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG547236289$400
  40. 1.56 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG553237656$403
  41. 1.58 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG566302781$336
  42. 1.5 Carat Marquise Lab-Grown Diamond, D SI1, IGI LG567351261$309
  43. 1.51 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG569307184$309
  44. 1.57 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG570363118$320
  45. 1.51 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG570370349$309
  46. 1.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG571319812$349
  47. 1.50 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG572339904$308
  48. 1.59 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG572358345$324
  49. 1.56 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG579399297$371
  50. 1.56 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG591395975$318
  51. 1.51 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG592358365$333
  52. 1.59 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG596345412$410
  53. 1.5 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG598340238$308
  54. 1.5 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG598350703$330
  55. 1.59 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG598380653$349
  56. 1.91 Carat Marquise Lab-Grown Diamond, G VS2, IGI LG600332941$287
  57. 1.51 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG600398520$333
  58. 1.57 Carat Marquise Lab-Grown Diamond, E VVS1, IGI LG601303204$374
  59. 1.57 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG602394449$344
  60. 1.54 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG603338144$390