Under 1 Carat Marquise Lab-Grown Fancy Color Diamonds

Shop certified under 1 carat marquise lab-grown fancy color 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 Under 1 Carat Marquise Lab-Grown Fancy Color Diamonds

308 certified under 1 carat marquise lab-grown fancy color 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. 0.59 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Light Brown VS1, IGI LG832605106$181
  2. 0.57 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VS1, IGI LG836624144$176
  3. 0.41 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VVS2, IGI LG836624143$135
  4. 0.93 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VVS2, IGI LG836624141$252
  5. 0.91 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VVS2, IGI LG836624140$247
  6. 0.65 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VVS2, IGI LG836624139$185
  7. 0.87 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VS1, IGI LG836624137$237
  8. 0.9 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VS1, IGI LG836624138$241
  9. 0.86 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy VS1, IGI LG836624136$228
  10. 0.80 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink SI1, IGI LG826626057$139
  11. 0.91 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Pink VS2, IGI LG833642477$262
  12. 0.74 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Yellow VS1, IGI LG833667254$255
  1. 0.71 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG512234472$1,110
  2. 0.81 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue SI1, IGI LG512234476$1,226
  3. 0.83 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS2, IGI LG512234477$1,294
  4. 0.70 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG517219136$1,096
  5. 0.63 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Pink VS1, IGI LG522227076$475
  6. 0.50 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Pink VS1, IGI LG526255242$382
  7. 0.54 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG526255297$182
  8. 0.55 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VVS2, IGI LG526255358$200
  9. 0.68 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG566318760$221
  10. 0.69 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG569315955$266
  11. 0.56 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Blue VVS2, IGI LG607348643$203
  12. 0.62 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG608362816$322
  13. 0.71 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VVS2, IGI LG608362819$391
  14. 0.53 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VVS2, IGI LG608362822$300
  15. 0.80 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG608362825$406
  16. 0.50 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG608362828$266
  17. 0.90 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG608363413$283
  18. 0.79 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610335259$448
  19. 0.85 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG610335270$430
  20. 0.84 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610335272$426
  21. 0.70 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610335274$360
  22. 0.52 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG610335277$294
  23. 0.84 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610335284$426
  24. 0.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG610335285$270
  25. 0.83 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG610345021$452
  26. 0.91 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610345023$458
  27. 0.56 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG610345030$315
  28. 0.56 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VVS2, IGI LG610345312$315
  29. 0.52 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG610346030$294
  30. 0.60 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG610346031$199
  31. 0.74 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VVS2, IGI LG610348712$406
  32. 0.63 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG610348714$350
  33. 0.87 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610348715$440
  34. 0.53 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VVS2, IGI LG610348717$300
  35. 0.99 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG610348722$496
  36. 0.81 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VS1, IGI LG610348731$258
  37. 0.74 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610349707$378
  38. 0.56 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610349711$294
  39. 0.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Blue VVS2, IGI LG610349714$188
  40. 0.70 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG610349719$360
  41. 0.70 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG611353755$386
  42. 0.50 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG611353756$266
  43. 0.53 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611355235$280
  44. 0.61 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VVS2, IGI LG611355261$340
  45. 0.53 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG611355265$280
  46. 0.86 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611366491$434
  47. 0.53 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611366496$280
  48. 0.60 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG611366499$335
  49. 0.51 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG611366501$290
  50. 0.77 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611366502$392
  51. 0.50 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG611366503$284
  52. 0.70 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611371183$400
  53. 0.58 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG611371185$302
  54. 0.70 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Intense Green VS1, IGI LG611371192$360
  55. 0.81 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611371194$412
  56. 0.60 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611371196$312
  57. 0.52 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VVS2, IGI LG611371199$294
  58. 0.64 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611371204$332
  59. 0.60 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611371206$312
  60. 0.53 Carat Marquise Lab-Grown Fancy Color Diamond, Fancy Vivid Green VS1, IGI LG611371207$280