3 Carat Round Lab-Grown Diamonds

Shop certified 3 carat round 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 Round Lab-Grown Diamonds – Page 4

11,099 certified 3 carat round 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. 3.06 Carat Round Lab-Grown Diamond, E VVS1, GIA 1503462562$1,970
  2. 3.04 Carat Round Lab-Grown Diamond, F VVS2, GIA 7483791386$1,535
  3. 3.04 Carat Round Lab-Grown Diamond, G VS1, IGI LG577303949$489
  4. 3.45 Carat Round Lab-Grown Diamond, D VVS1, GIA 2488357713$1,561
  5. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 5486534716$1,474
  6. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 6482505124$1,474
  7. 3.14 Carat Round Lab-Grown Diamond, D VVS1, IGI LG603330633$740
  8. 3.50 Carat Round Lab-Grown Diamond, E IF, IGI 629491676$1,260
  9. 3.11 Carat Round Lab-Grown Diamond, F IF, IGI 631466058$909
  10. 3.40 Carat Round Lab-Grown Diamond, G VS1, IGI LG604310847$543
  11. 3.40 Carat Round Lab-Grown Diamond, D VVS1, IGI LG618431473$819
  12. 3.53 Carat Round Lab-Grown Diamond, D VVS1, GIA 1488687999$1,844
  13. 3.47 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517334344$1,544
  14. 3.14 Carat Round Lab-Grown Diamond, F VS1, IGI LG629442798$514
  15. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 2507166725$1,418
  16. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 2507426702$1,418
  17. 3.26 Carat Round Lab-Grown Diamond, D VVS1, GIA 6502063660$1,452
  18. 3.35 Carat Round Lab-Grown Diamond, D VVS1, GIA 6501259908$1,516
  19. 3.57 Carat Round Lab-Grown Diamond, G VS1, IGI LG620484744$657
  20. 3.56 Carat Round Lab-Grown Diamond, G VS1, IGI LG630431522$659
  21. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 6501282806$1,498
  22. 3.17 Carat Round Lab-Grown Diamond, D VVS1, GIA 6505299145$1,436
  23. 3.31 Carat Round Lab-Grown Diamond, D VVS1, GIA 7502580090$1,474
  24. 3.01 Carat Round Lab-Grown Diamond, E VS1, IGI LG588370763$682
  25. 3.19 Carat Round Lab-Grown Diamond, G VVS2, IGI LG642405892$525
  26. 3.29 Carat Round Lab-Grown Diamond, F VS1, IGI LG642405914$532
  27. 3.22 Carat Round Lab-Grown Diamond, F VS1, IGI LG642405925$522
  28. 3.07 Carat Round Lab-Grown Diamond, E IF, IGI LG658477867$725
  29. 3.12 Carat Round Lab-Grown Diamond, D VVS1, GIA 2504763589$1,392
  30. 3.63 Carat Round Lab-Grown Diamond, D VVS1, GIA 2507824910$1,896
  31. 3.12 Carat Round Lab-Grown Diamond, G VS1, IGI LG623415851$592
  32. 3.81 Carat Round Lab-Grown Diamond, F VS1, IGI LG626421684$711
  33. 3.87 Carat Round Lab-Grown Diamond, E VVS2, IGI LG675574581$792
  34. 3.05 Carat Round Lab-Grown Diamond, D VVS1, GIA 1503762768$1,360
  35. 3.12 Carat Round Lab-Grown Diamond, D VVS1, GIA 1508912988$1,414
  36. 3.36 Carat Round Lab-Grown Diamond, D VVS1, GIA 2504824807$1,496
  37. 3.04 Carat Round Lab-Grown Diamond, D VVS1, GIA 2506973892$1,356
  38. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 2517106301$1,396
  39. 3.18 Carat Round Lab-Grown Diamond, D VVS1, GIA 5503971859$1,416
  40. 3.06 Carat Round Lab-Grown Diamond, D VVS1, GIA 5513105872$1,365
  41. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 6502845363$1,396
  42. 3.28 Carat Round Lab-Grown Diamond, D IF, GIA 6505912941$2,289
  43. 3.22 Carat Round Lab-Grown Diamond, D VVS1, GIA 6505973830$1,458
  44. 3.13 Carat Round Lab-Grown Diamond, E VVS1, GIA 6511106302$1,236
  45. 3.13 Carat Round Lab-Grown Diamond, D VVS1, GIA 6512080017$1,396
  46. 3.18 Carat Round Lab-Grown Diamond, D IF, GIA 6515017841$2,226
  47. 3.40 Carat Round Lab-Grown Diamond, D VVS1, GIA 7503824793$1,514
  48. 3.78 Carat Round Lab-Grown Diamond, D VVS2, GIA 7503824905$1,594
  49. 3.03 Carat Round Lab-Grown Diamond, D VVS1, GIA 7506762909$1,351
  50. 3.01 Carat Round Lab-Grown Diamond, D VVS1, GIA 7508825340$1,342
  51. 3.09 Carat Round Lab-Grown Diamond, D VVS1, GIA 7508845785$1,378
  52. 3.10 Carat Round Lab-Grown Diamond, E VVS1, GIA 7511105948$1,225
  53. 3.01 Carat Round Lab-Grown Diamond, D VS1, IGI LG592344073$748
  54. 3.23 Carat Round Lab-Grown Diamond, E VVS2, IGI LG592358347$796
  55. 3.50 Carat Round Lab-Grown Diamond, E VS1, IGI LG597357453$788
  56. 3.03 Carat Round Lab-Grown Diamond, E VVS2, IGI LG598380907$822
  57. 3.17 Carat Round Lab-Grown Diamond, E VVS2, IGI LG600333245$766
  58. 3.61 Carat Round Lab-Grown Diamond, E VVS2, IGI LG605303215$982
  59. 3.71 Carat Round Lab-Grown Diamond, E VVS1, IGI LG605326953$1,135
  60. 3.64 Carat Round Lab-Grown Diamond, F VVS1, IGI LG605334288$866