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Cushion|Lab Grown|IGI

1.42ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG794696865

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG794696865

Diamond specifications and retailer prices

From $2,740 USD
As of November 4, 2026
Save $550 USD (17%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,290 USD at Kay Jewelers · As of November 4, 2026
View at Kay Jewelers

About this 1.42ct lab-grown cushion diamond

This 1.42ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794696865 or 794696865. Listed at 3 retailers as of November 4, 2026, with prices from $2,740 to $3,290, a $550 spread on the same certified stone. Kay Jewelers lists it at $3,290. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.1°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794696865
Dimensions7.75 × 6.11 × 3.95 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.75 mm6.11 mm1.42 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794696865
Side View
Table 63.0%Crown 31.1°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,290 USD|Low: $655 USD|High: $3,290 USD|Avg: $1,514 USD
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
September 25, 2026
Retailer 9$655 USD
Retailer 12$794 USD
Retailer 7$858 USD
Retailer 8$1,003 USD
Retailer 4$1,367 USD
Retailer 11$1,675 USD
Retailer 10$1,897 USD
Retailer 3$2,147 USD
Retailer 13$2,159 USD
Retailer 5$2,211 USD
Retailer 2$2,740 USD
Kay Jewelers$3,290 USD
Retailer 6$3,290 USD

22 data points across 13 retailers

3 retailers$2,740 USD to $3,290 USD

B+
Cheapest Retailer
-
$2,740 USD
B
Retailer 2
-
$3,290 USD
View
Most Expensive
B
Kay Jewelers
259646937 · Nov 4
$3,290 USD
View
2 more retailers have this diamond
Prices start from $2,740 USDSave up to $550 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.42ct Cushion
$2,740 USD