Lab Grown Cushion Diamonds, 1.00 - 1.49ct

As of April 2026, there are 142,963 lab grown cushion diamonds between 1.00 - 1.49ct available across retailers. Prices range from £140 GBP/ct to £79,063 GBP/ct, with an average of £765 GBP/ct. Approximately 20% of these diamonds are available at multiple retailers, with an average price spread of 93%.

Last updated: April 2026

Browse 142,963 diamonds in Explorer

Price Distribution

LowHigh

ColorFLIFVVS1VVS2VS1VS2SI1SI2I
D-E$2,817$1,209$651$558$512$514$472$631-
F-G-$1,055$555$466$425$440$464$1,193$1,478
H-I-$2,185$1,271$574$519$620$1,050$1,986$1,388
J-K--$2,747$1,269$1,340$1,404$1,505$1,812$2,302
L-M---$1,090-$1,168$996--
N+-$850$676$645$646$712$695$560$256

Price by Color & Clarity

Average price per carat for 1.00 - 1.49ct lab grown cushion diamonds by color and clarity grade.

ColorClarityListingsAvg Price/ctSpread
D-EFL114£2,218 GBP68%
D-EIF2,942£952 GBP98%
D-ESI1921£372 GBP84%
D-ESI2112£497 GBP217%
D-EVS138,552£403 GBP72%
D-EVS29,174£405 GBP77%
D-EVVS114,269£513 GBP82%
D-EVVS239,813£439 GBP79%
F-GI28£1,164 GBP54%
F-GIF163£831 GBP92%
F-GSI1462£365 GBP58%
F-GSI249£939 GBP407%
F-GVS111,374£334 GBP77%
F-GVS24,055£347 GBP73%
F-GVVS11,105£437 GBP76%
F-GVVS26,796£367 GBP74%
H-II13£1,093 GBP44%
H-IIF11£1,721 GBP73%
H-ISI192£826 GBP177%
H-ISI255£1,564 GBP73%
H-IVS1488£408 GBP72%
H-IVS2222£488 GBP142%
H-IVVS1105£1,001 GBP101%
H-IVVS2278£452 GBP88%
J-KI10£1,812 GBP124%
J-KSI1181£1,185 GBP40%
J-KSI267£1,427 GBP71%
J-KVS1195£1,055 GBP2%
J-KVS2298£1,105 GBP2%
J-KVVS119£2,163 GBP92%
J-KVVS290£999 GBP52%
L-MSI114£784 GBP41%
L-MVS210£919 GBP48%
L-MVVS217£858 GBP17%
N+I18£202 GBP28%
N+IF123£669 GBP141%
N+SI1376£547 GBP98%
N+SI283£441 GBP83%
N+VS14,771£509 GBP96%
N+VS21,505£561 GBP90%
N+VVS1518£532 GBP140%
N+VVS23,475£508 GBP101%

Explore by Specification

D FLD IFD VVS1D VVS2D VS1D VS2D SI1D SI2E FLE IFE VVS1E VVS2E VS1E VS2E SI1E SI2F FLF IFF VVS1F VVS2F VS1F VS2F SI1F SI2G FLG IFG VVS1G VVS2G VS1G VS2G SI1G SI2H FLH IFH VVS1H VVS2H VS1H VS2H SI1H SI2I FLI IFI VVS1I VVS2I VS1I VS2I SI1I SI2J FLJ IFJ VVS1J VVS2J VS1J VS2J SI1J SI2