1 Carat Cushion Lab-Grown Diamonds

Shop certified 1 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 1 Carat Cushion Lab-Grown Diamonds

11,957 certified 1 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. 1.00 Carat Cushion Lab-Grown Diamond, I VS1, IGI LG844658042$167
  2. 1.36 Carat Cushion Lab-Grown Diamond, E VVS1, IGI LG844683993$228
  3. 1.02 Carat Cushion Lab-Grown Diamond, E VS1, IGI LG805616583$207
  4. 1.00 Carat Cushion Lab-Grown Diamond, D VS1, IGI LG831683803$181
  5. 1.05 Carat Cushion Lab-Grown Diamond, E VS1, IGI LG839623191$197
  6. 1.08 Carat Cushion Lab-Grown Diamond, D VS1, IGI LG839623192$204
  7. 1.04 Carat Cushion Lab-Grown Diamond, E VVS2, IGI LG843675862$206
  8. 1.01 Carat Cushion Lab-Grown Diamond, D VVS2, IGI LG846660359$197
  9. 1.02 Carat Cushion Lab-Grown Diamond, E VS1, IGI LG848608186$175
  10. 1.06 Carat Cushion Lab-Grown Diamond, F VS1, IGI LG845668435$186
  11. 1.08 Carat Cushion Lab-Grown Diamond, D VVS2, IGI LG764644650$251
  12. 1.01 Carat Cushion Lab-Grown Diamond, E VVS2, IGI LG831694160$168
  1. 1.21 Carat Cushion Lab-Grown Diamond, F IF, IGI LG655426099$224
  2. 1.43 Carat Cushion Lab-Grown Diamond, F VVS2, IGI LG611361254$256
  3. 1.14 Carat Cushion Lab-Grown Diamond, H VS1, IGI LG611361473$198
  4. 1.14 Carat Cushion Lab-Grown Diamond, F VS1, IGI LG611361499$204
  5. 1.31 Carat Cushion Lab-Grown Diamond, F VS1, IGI LG611361501$229
  6. 1.05 Carat Cushion Lab-Grown Diamond, E IF, IGI LG640450758$252
  7. 1.07 Carat Cushion Lab-Grown Diamond, E VVS1, IGI LG642481758$186
  8. 1.03 Carat Cushion Lab-Grown Diamond, F IF, IGI LG642483384$227
  9. 1.09 Carat Cushion Lab-Grown Diamond, E IF, IGI LG644488847$260
  10. 1.18 Carat Cushion Lab-Grown Diamond, D VVS2, GIA LG2444512563$308
  11. 1.39 Carat Cushion Lab-Grown Diamond, D VVS2, GIA LG2448450047$358
  12. 1.33 Carat Cushion Lab-Grown Diamond, D VS1, GIA LG6441468061$332
  13. 1.35 Carat Cushion Lab-Grown Diamond, D VVS1, GIA 7516231523$489
  14. 1.23 Carat Cushion Lab-Grown Diamond, F VS2, IGI LG611361110$211
  15. 1.45 Carat Cushion Lab-Grown Diamond, F VS2, IGI LG611361500$248
  16. 1.23 Carat Cushion Lab-Grown Diamond, E VS2, IGI LG611361512$215
  17. 1.46 Carat Cushion Lab-Grown Diamond, E VVS2, IGI LG624499987$231
  18. 1.17 Carat Cushion Lab-Grown Diamond, E VS1, GIA 1499626753$376
  19. 1.06 Carat Cushion Lab-Grown Diamond, E VS1, GIA 1493961877$372
  20. 1.06 Carat Cushion Lab-Grown Diamond, E VS2, GIA 1508610717$353
  21. 1.06 Carat Cushion Lab-Grown Diamond, D VS1, GIA 2506350713$376
  22. 1.09 Carat Cushion Lab-Grown Diamond, E VS1, GIA 3505903902$382
  23. 1.15 Carat Cushion Lab-Grown Diamond, E VVS2, GIA 6462358322$406
  24. 1.33 Carat Cushion Lab-Grown Diamond, E VS1, GIA 6492493597$404
  25. 1.09 Carat Cushion Lab-Grown Diamond, D VS1, GIA 7501538582$385
  26. 1.09 Carat Cushion Lab-Grown Diamond, F VVS2, GIA 1503351203$396
  27. 1.04 Carat Cushion Lab-Grown Diamond, E VS1, GIA 6495387515$366
  28. 1.18 Carat Cushion Lab-Grown Diamond, E VVS1, IGI LG737590784$189
  29. 1.05 Carat Cushion Lab-Grown Diamond, F VVS1, IGI LG742529022$199
  30. 1.33 Carat Cushion Lab-Grown Diamond, D VVS2, IGI LG685506325$200
  31. 1.27 Carat Cushion Lab-Grown Diamond, D VVS2, IGI LG685506329$192
  32. 1.18 Carat Cushion Lab-Grown Diamond, D VVS1, IGI LG685506338$181
  33. 1.07 Carat Cushion Lab-Grown Diamond, E VS1, IGI LG618409624$175
  34. 1.03 Carat Cushion Lab-Grown Diamond, E VVS1, IGI LG646476967$188
  35. 1.39 Carat Cushion Lab-Grown Diamond, D VS2, GIA 1232564135$386
  36. 1.43 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1232564495$357
  37. 1.17 Carat Cushion Lab-Grown Diamond, H VS1, GIA 1448120685$346
  38. 1.07 Carat Cushion Lab-Grown Diamond, F VVS1, GIA 1449439583$425
  39. 1.02 Carat Cushion Lab-Grown Diamond, D VS1, GIA 1463726606$290
  40. 1.04 Carat Cushion Lab-Grown Diamond, G VS1, GIA 1463894575$316
  41. 1.39 Carat Cushion Lab-Grown Diamond, D VS1, GIA 1468763746$381
  42. 1.45 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1468789492$399
  43. 1.45 Carat Cushion Lab-Grown Diamond, F VVS2, GIA 1478757467$506
  44. 1.20 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1479824996$381
  45. 1.02 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1483502713$329
  46. 1.15 Carat Cushion Lab-Grown Diamond, E VS2, GIA 1485584849$379
  47. 1.04 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1489083789$371
  48. 1.46 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1497331261$462
  49. 1.41 Carat Cushion Lab-Grown Diamond, E VS1, GIA 1497345771$426
  50. 1.04 Carat Cushion Lab-Grown Diamond, G VVS2, GIA 1498877383$428
  51. 1.42 Carat Cushion Lab-Grown Diamond, E VVS1, GIA 1499494232$549
  52. 1.26 Carat Cushion Lab-Grown Diamond, E IF, GIA 1499877342$1,072
  53. 1.04 Carat Cushion Lab-Grown Diamond, E VVS2, GIA 1503165408$406
  54. 1.18 Carat Cushion Lab-Grown Diamond, D IF, GIA 1503275522$952
  55. 1.09 Carat Cushion Lab-Grown Diamond, D VVS1, GIA 1503275897$314
  56. 1.25 Carat Cushion Lab-Grown Diamond, F IF, GIA 1503384751$905
  57. 1.08 Carat Cushion Lab-Grown Diamond, E VVS2, GIA 1503470804$420
  58. 1.08 Carat Cushion Lab-Grown Diamond, E VS1, GIA 1503702295$382
  59. 1.02 Carat Cushion Lab-Grown Diamond, D VVS2, GIA 1505122185$406
  60. 1.36 Carat Cushion Lab-Grown Diamond, E VS1, GIA 1505254299$493