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 120

9,740 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. 1.40 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG784687294$244
  2. 1.05 Carat Marquise Lab-Grown Diamond, G VVS2, IGI LG816676008$188
  3. 1.05 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818649391$204
  4. 1.02 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG818660765$197
  5. 1.01 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG818660766$197
  6. 1.09 Carat Marquise Lab-Grown Diamond, FANCY VIVID GREEN VVS2, IGI LG823619323$370
  7. 1.09 Carat Marquise Lab-Grown Diamond, FANCY INTENSE YELLOW VVS2, IGI LG826699814$333
  8. 1.07 Carat Marquise Lab-Grown Diamond, FANCY YELLOW VVS2, IGI LG826699823$328
  9. 1.06 Carat Marquise Lab-Grown Diamond, FANCY INTENSE YELLOW IF, IGI LG826699605$757
  10. 1.06 Carat Marquise Lab-Grown Diamond, FANCY INTENSE GREEN VS2, IGI LG826689004$354
  11. 1.01 Carat Marquise Lab-Grown Diamond, FANCY YELLOW VS2, IGI LG826666169$277
  12. 1.01 Carat Marquise Lab-Grown Diamond, FANCY LIGHT YELLOW VS1, IGI LG821689219$293
  13. 1.01 Carat Marquise Lab-Grown Diamond, FANCY VIVID PINK VS1, IGI LG827612220$371
  14. 1 Carat Marquise Lab-Grown Diamond, FANCY INTENSE YELLOW VS1, IGI LG826699824$282
  15. 1 Carat Marquise Lab-Grown Diamond, FANCY INTENSE YELLOW VVS2, IGI LG827612210$308
  16. 1.11 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG808606205$330
  17. 1.23 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG640479202$456
  18. 1.00 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG766683296$223
  19. 1.00 Carat Marquise Lab-Grown Diamond, F VS2, IGI LG768695414$195
  20. 1.08 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG769673611$258
  21. 1.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG772630094$210
  22. 1.00 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG775629100$195
  23. 1.01 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG775629101$204
  24. 1.22 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG791636183$454
  25. 1.41 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG791636241$585
  26. 1.39 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG791636631$578
  27. 1.24 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG797699847$461
  28. 1.27 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG813669174$531
  29. 1.25 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG814623888$463
  30. 1.27 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG814623889$470
  31. 1.23 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG814623890$456
  32. 1.26 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG814623892$468
  33. 1.28 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG814623914$535
  34. 1.27 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG814624080$531
  35. 1.31 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG815692164$484
  36. 1.33 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG815692167$512
  37. 1.30 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG815692169$542
  38. 1.30 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG815692182$482
  39. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816612561$312
  40. 1.01 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816612568$330
  41. 1.00 Carat Marquise Lab-Grown Diamond, D IF, IGI LG816624853$251
  42. 1.06 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816624861$346
  43. 1.04 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816624867$340
  44. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816624902$354
  45. 1.07 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816624903$354
  46. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816624904$333
  47. 1.00 Carat Marquise Lab-Grown Diamond, D FL, IGI LG816624911$336
  48. 1.27 Carat Marquise Lab-Grown Diamond, E VS1, IGI LG816692076$444
  49. 1.41 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG817662022$585
  50. 1.05 Carat Marquise Lab-Grown Diamond, E VS2, IGI LG780617632$203
  51. 1.09 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG795604187$207
  52. 1.01 Carat Marquise Lab-Grown Diamond, D VVS2, IGI LG818643333$236
  53. 1.42 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG779656092$259
  54. 1.36 Carat Marquise Lab-Grown Diamond, D VS1, IGI LG804633067$245
  55. 1.37 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG810615460$241
  56. 1.04 Carat Marquise Lab-Grown Diamond, D VVS1, IGI LG828610773$216
  57. 1.21 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG828650824$216
  58. 1.31 Carat Marquise Lab-Grown Diamond, F VS1, IGI LG828671781$244
  59. 1.08 Carat Marquise Lab-Grown Diamond, E VVS2, IGI LG823612451$259
  60. 1 Carat Marquise Lab-Grown Diamond, F VVS2, IGI LG819650413$211