1 Carat Marquise Lab-Grown Diamonds

Shop certified 1 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 Carat Marquise Lab-Grown Diamonds – Page 36

9,991 certified 1 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. 1.20 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG784641800$224
  2. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642283$306
  3. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642284$306
  4. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642285$306
  5. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642287$306
  6. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642288$310
  7. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642291$310
  8. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642293$314
  9. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642295$314
  10. 1.09 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642301$330
  11. 1.09 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642302$330
  12. 1.10 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642303$334
  13. 1.18 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642307$354
  14. 1.19 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642308$357
  15. 1.23 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642310$368
  16. 1.26 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642311$376
  17. 1.26 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642312$376
  18. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642509$306
  19. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642510$306
  20. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642511$308
  21. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642512$308
  22. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642513$308
  23. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642515$338
  24. 1.14 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784642516$343
  25. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644072$310
  26. 1.04 Carat Marquise Lab-Grown Diamond, D IF, IGI LG784644073$236
  27. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644074$320
  28. 1.09 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644077$330
  29. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644080$336
  30. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644262$308
  31. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644263$320
  32. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644264$320
  33. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644265$320
  34. 1.12 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644268$338
  35. 1.18 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644269$354
  36. 1.30 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644271$388
  37. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644426$308
  38. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644430$308
  39. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644431$308
  40. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644432$314
  41. 1.03 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644434$314
  42. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644436$320
  43. 1.05 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644437$320
  44. 1.08 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644438$328
  45. 1.15 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644439$346
  46. 1.19 Carat Marquise Lab-Grown Diamond, D IF, IGI LG784644440$267
  47. 1.27 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644442$380
  48. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644476$306
  49. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644850$306
  50. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644851$306
  51. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644852$308
  52. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644853$308
  53. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644854$310
  54. 1.02 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644855$310
  55. 1.08 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644858$328
  56. 1.11 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644859$336
  57. 1.13 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644860$340
  58. 1.22 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784644862$366
  59. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645148$306
  60. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG784645151$306