3 Carat Cushion Lab-Grown Diamonds

Shop certified 3 carat cushion 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 3 Carat Cushion Lab-Grown Diamonds

9,846 certified 3 carat cushion 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. 3.00 Carat Cushion Lab-Grown Diamond, D VVS2, IGI LG689586566$924
  2. 3.03 Carat Cushion Lab-Grown Diamond, F VVS2, IGI LG778652398$756
  3. 3.56 Carat Cushion Lab-Grown Diamond, G VS1, IGI LG815648593$1,609
  4. 3.06 Carat Cushion Lab-Grown Diamond, F VVS2, IGI LG839607041$515
  5. 3.52 Carat Cushion Lab-Grown Diamond, E VS1, IGI LG841618143$560
  6. 3.01 Carat Cushion Lab-Grown Diamond, F VVS1, IGI LG844657958$657
  7. 3.02 Carat Cushion Lab-Grown Diamond, F VVS1, IGI LG844657981$644
  8. 3.01 Carat Cushion Lab-Grown Diamond, D VS2, IGI LG845669498$483
  9. 3.28 Carat Cushion Lab-Grown Diamond, E VVS1, IGI LG845669506$780
  10. 3.07 Carat Cushion Lab-Grown Diamond, E VVS1, IGI LG846697340$1,404
  11. 3.05 Carat Cushion Lab-Grown Diamond, F VVS2, IGI LG813691179$490
  12. 3.02 Carat Cushion Lab-Grown Diamond, E VVS2, IGI LG844679990$603
  1. 3.01 Carat Cushion Lab-Grown Diamond, G VS1, IGI LG549285212$503
  2. 3.03 Carat Cushion Lab-Grown Diamond, E IF, IGI LG638468007$1,331
  3. 3.12 Carat Cushion Lab-Grown Diamond, D IF, IGI LG641410173$1,515
  4. 3.06 Carat Cushion Lab-Grown Diamond, E IF, IGI LG655440920$1,345
  5. 3.01 Carat Cushion Lab-Grown Diamond, H VS1, IGI LG553261905$496
  6. 3.00 Carat Cushion Lab-Grown Diamond, G VVS2, IGI LG549285210$515
  7. 3.33 Carat Cushion Lab-Grown Diamond, G VVS2, IGI LG549285214$559
  8. 3.01 Carat Cushion Lab-Grown Diamond, G VVS2, IGI LG611361072$517
  9. 3.77 Carat Cushion Lab-Grown Diamond, D IF, IGI LG670424516$2,145
  10. 3.04 Carat Cushion Lab-Grown Diamond, D IF, IGI LG670484774$1,541
  11. 3.04 Carat Cushion Lab-Grown Diamond, D IF, IGI LG654419690$1,541
  12. 3.53 Carat Cushion Lab-Grown Diamond, D IF, IGI LG666429903$2,010
  13. 3.57 Carat Cushion Lab-Grown Diamond, D IF, IGI LG671447970$2,033
  14. 3.08 Carat Cushion Lab-Grown Diamond, D IF, IGI LG673408343$1,561
  15. 3.59 Carat Cushion Lab-Grown Diamond, D IF, IGI LG678541975$2,044
  16. 3.28 Carat Cushion Lab-Grown Diamond, G vs1, gia 2456180401$1,070
  17. 3.23 Carat Cushion Lab-Grown Diamond, G vs1, gia 2454633235$1,054
  18. 3.56 Carat Cushion Lab-Grown Diamond, F VS1, GIA 2506941361$1,419
  19. 3.02 Carat Cushion Lab-Grown Diamond, G VVS2, GIA 6465781214$935
  20. 3 Carat Cushion Lab-Grown Diamond, D vs1, gia 6501573572$1,076
  21. 3.03 Carat Cushion Lab-Grown Diamond, G si1, gia 7453695099$969
  22. 3.14 Carat Cushion Lab-Grown Diamond, F vs2, gia 1488103601$1,024
  23. 3.2 Carat Cushion Lab-Grown Diamond, G vs2, gia 2454189402$1,034
  24. 3.64 Carat Cushion Lab-Grown Diamond, E si1, gia 2477443229$1,246
  25. 3.07 Carat Cushion Lab-Grown Diamond, H vs2, gia 3455199429$987
  26. 3.17 Carat Cushion Lab-Grown Diamond, F vs2, gia 5476470742$1,034
  27. 3.07 Carat Cushion Lab-Grown Diamond, G si1, gia 6452213825$982
  28. 3.13 Carat Cushion Lab-Grown Diamond, E si1, gia 6472231384$1,026
  29. 3.01 Carat Cushion Lab-Grown Diamond, F SI1, IGI LG570370407$489
  30. 3.21 Carat Cushion Lab-Grown Diamond, G si1, gia 1459199399$1,026
  31. 3.09 Carat Cushion Lab-Grown Diamond, G vs2, gia 2457595680$998
  32. 3.5 Carat Cushion Brilliant Lab-Grown Diamond, H VS1, GIA LG1445618110$741
  33. 3.18 Carat Cushion Lab-Grown Diamond, D IF, IGI LG668446482$3,336
  34. 3.00 Carat Cushion Lab-Grown Diamond, D IF, IGI LG674523385$1,320
  35. 3.37 Carat Cushion Lab-Grown Diamond, G vs1, gia 2476924002$1,099
  36. 3.37 Carat Cushion Lab-Grown Diamond, G vs2, gia 2457424828$1,089
  37. 3.06 Carat Cushion Lab-Grown Diamond, E vs2, gia 2476736612$1,048
  38. 3.09 Carat Cushion Lab-Grown Diamond, F vs2, gia 6475288329$1,023
  39. 3.01 Carat Cushion Lab-Grown Diamond, D IF, IGI LG705509695$1,364
  40. 3.26 Carat Cushion Lab-Grown Diamond, D IF, IGI LG706522010$1,537
  41. 3.28 Carat Cushion Lab-Grown Diamond, D IF, IGI LG706576045$1,547
  42. 3.40 Carat Cushion Lab-Grown Diamond, D IF, IGI LG706522011$1,602
  43. 3.29 Carat Cushion Lab-Grown Diamond, D IF, IGI LG706576049$1,712
  44. 3.05 Carat Cushion Lab-Grown Diamond, D IF, IGI LG708567339$1,382
  45. 3.02 Carat Cushion Lab-Grown Diamond, D IF, IGI LG710508516$1,368
  46. 3.79 Carat Cushion Lab-Grown Diamond, D IF, IGI LG710578908$2,156
  47. 3.80 Carat Cushion Lab-Grown Diamond, D IF, IGI LG712567644$1,935
  48. 3.01 Carat Cushion Lab-Grown Diamond, F vs2, gia 6472877395$997
  49. 3.26 Carat Cushion Lab-Grown Diamond, D IF, IGI LG715597481$1,537
  50. 3.70 Carat Cushion Lab-Grown Diamond, D IF, IGI LG715575635$2,106
  51. 3.51 Carat Cushion Lab-Grown Diamond, D IF, IGI LG719540116$1,789
  52. 3.53 Carat Cushion Lab-Grown Diamond, D VVS1, IGI LG719540130$1,275
  53. 3.05 Carat Cushion Lab-Grown Diamond, D IF, IGI LG719540133$1,382
  54. 3.24 Carat Cushion Lab-Grown Diamond, F si1, gia 1469796369$1,047
  55. 3.29 Carat Cushion Lab-Grown Diamond, E si1, gia 2466917835$1,079
  56. 3.03 Carat Cushion Lab-Grown Diamond, G VS1, GIA 7468769290$854
  57. 3.46 Carat Cushion Lab-Grown Diamond, G VS2, IGI LG578320717$479
  58. 3.02 Carat Cushion Lab-Grown Diamond, F si1, gia 2468558704$990
  59. 3.27 Carat Cushion Lab-Grown Diamond, G VS1, GIA 5476284564$930
  60. 3.19 Carat Cushion Lab-Grown Diamond, D IF, IGI LG720556114$1,593