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Round|Lab Grown|IGI

1.42ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG799643978

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799643978

Diamond specifications and retailer prices

From $1,960 USD
As of October 25, 2026
Save $220 USD (10%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,180 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799643978 or 799643978. Listed at 3 retailers as of October 25, 2026, with a relatively tight 11% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643978
Dimensions7.17 × 7.23 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.17 mm7.23 mm1.42 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643978
Side View
Table 57.0%Crown 35.3°Girdle: MediumPavilion 40.9°CuletDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 25
Current: $2,180 USD|Low: $666 USD|High: $2,240 USD|Avg: $1,338 USD|-2.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 18, 2026
Retailer 4$666 USD
Retailer 3$932 USD
Retailer 5$955 USD
Retailer 6$1,246 USD
Retailer 2$1,960 USD
Brilliant Earth$2,180 USD

6 data points across 6 retailers

3 retailers$1,960 USD to $2,180 USD

Retailer 1
-
$932 USD
Price last confirmed 20 days ago
B
Retailer 2
-
$1,960 USD
View
Most Expensive
B
Brilliant Earth
21412553Y · Oct 29
$2,180 USD
View
2 more retailers have this diamond
Prices start from $1,960 USDSave up to $220 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 Round
$1,960 USD