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 6

12,859 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. 1.05 Carat Marquise Lab-Grown Diamond, E IF, IGI LG635454423$288
  2. 1.07 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG636401270$215
  3. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG636422967$219
  4. 1.05 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG636467317$211
  5. 1.43 Carat Marquise Lab-Grown Diamond, D VS2, IGI LG636472609$279
  6. 1 Carat Marquise Lab-Grown Diamond, D IF, IGI LG636498998$264
  7. 1.08 Carat Marquise Lab-Grown Diamond, E IF, IGI LG637445224$367
  8. 1.01 Carat Marquise Lab-Grown Diamond, E IF, IGI LG637468730$237
  9. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG638431001$219
  10. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG638431005$219
  11. 1.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG638431006$277
  12. 1.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG638458260$287
  13. 1.07 Carat Marquise Lab-Grown Diamond, E IF, IGI LG639407059$364
  14. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG639410635$219
  15. 1.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG639410638$213
  16. 1.07 Carat Marquise Lab-Grown Diamond, F VVS1, IGI LG639423771$204
  17. 1.04 Carat Marquise Lab-Grown Diamond, E IF, IGI LG639430545$354
  18. 1.04 Carat Marquise Lab-Grown Diamond, E IF, IGI LG639433802$242
  19. 1.00 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG639466789$227
  20. 1.03 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG639466868$232
  21. 1.01 Carat Marquise Lab-Grown Diamond, E IF, IGI LG639486216$343
  22. 1.22 Carat Marquise Lab-Grown Diamond, D IF, IGI LG639487558$382
  23. 1.05 Carat Marquise Lab-Grown Diamond, D IF, IGI LG640402414$277
  24. 1.02 Carat Marquise Lab-Grown Diamond, D IF, IGI LG640402423$260
  25. 1.09 Carat Marquise Lab-Grown Diamond, D IF, IGI LG640402432$287
  26. 1.04 Carat Marquise Lab-Grown Diamond, E IF, IGI LG640417534$354
  27. 1.04 Carat Marquise Lab-Grown Diamond, D IF, IGI LG640425437$273
  28. 1.02 Carat Marquise Lab-Grown Diamond, D IF, IGI LG640441558$260
  29. 1.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG640441563$213
  30. 1.06 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG640441597$213
  31. 1.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG640441598$205
  32. 1.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG640460451$217
  33. 1.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG640460466$205
  34. 1.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG640482948$217
  35. 1.04 Carat Marquise Lab-Grown Diamond, D IF, IGI LG640482974$274
  36. 1.03 Carat Marquise Lab-Grown Diamond, D IF, IGI LG641411292$263
  37. 1.07 Carat Marquise Lab-Grown Diamond, D IF, IGI LG641476420$282
  38. 1.01 Carat Marquise Lab-Grown Diamond, D IF, IGI LG641476480$259
  39. 1.02 Carat Marquise Lab-Grown Diamond, D IF, IGI LG641476502$269
  40. 1.02 Carat Marquise Lab-Grown Diamond, D IF, IGI LG641494128$260
  41. 1.08 Carat Marquise Lab-Grown Diamond, D IF, IGI LG642457324$274
  42. 1.02 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG642457335$205
  43. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG642483432$219
  44. 1.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG642483470$209
  45. 1.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG642483471$217
  46. 1.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG642496348$225
  47. 1.05 Carat Marquise Lab-Grown Diamond, D IF, IGI LG643452185$267
  48. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG644417749$219
  49. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG644431066$219
  50. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG644431093$219
  51. 1.07 Carat Marquise Lab-Grown Diamond, E IF, IGI LG644456501$231
  52. 1.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG645443270$217
  53. 1.04 Carat Marquise Lab-Grown Diamond, D IF, IGI LG645443271$249
  54. 1.02 Carat Marquise Lab-Grown Diamond, D IF, IGI LG646445179$269
  55. 1.08 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG646485529$217
  56. 1.38 Carat Marquise Lab-Grown Diamond, D IF, IGI LG646485561$465
  57. 1.01 Carat Marquise Lab-Grown Diamond, E IF, IGI LG646485562$218
  58. 1.09 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG647423726$219
  59. 1.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG647423733$207
  60. 1.03 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG647448852$207