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Radiant|Lab Grown|IGI

1.90ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG774610930

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG774610930

Diamond specifications and retailer prices

From $301 USD
As of October 27, 2026
Save $4,649 USD (94%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,950 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.9ct lab-grown radiant diamond

This 1.9ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG774610930 or 774610930. Listed at 17 retailers as of October 27, 2026, with prices from $301 to $4,950, a $4,649 spread on the same certified stone. Brilliant Earth lists it at $4,950. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774610930
Dimensions8.54 × 6.37 × 4.20 mm
L/W Ratio1.34
Culet sizePointed
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
8.54 mm6.37 mm1.90 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774610930
Side View
Table 60.0%Crown 42.4°Girdle: MediumPavilion 34.7°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,950 USD|Low: $274 USD|High: $5,110 USD|Avg: $1,492 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 5$342 USD
Retailer 13$470 USD
Retailer 11$494 USD
Retailer 10$528 USD
Retailer 3$648 USD
Retailer 12$689 USD
Retailer 8$959 USD
Retailer 15$1,022 USD
Retailer 9$1,217 USD
Retailer 7$1,324 USD
Retailer 6$1,436 USD
Retailer 2$1,659 USD
Retailer 4$2,670 USD
Retailer 14$2,785 USD
Brilliant Earth$4,950 USD

38 data points across 15 retailers

17 retailers$301 USD to $4,950 USD

A
Cheapest Retailer
-
$301 USD
A
Retailer 2
-
$342 USD
View
Final sale: no returns
A
Retailer 3
-
$349 USD
View
A
Retailer 4
-
$470 USD
View
A
Retailer 5
-
$494 USD
View
B+
Retailer 6
-
$528 USD
View
A
Retailer 7
-
$648 USD
View
A
Retailer 8
-
$689 USD
€656 EUR
View
A
Retailer 9
-
$959 USD
A$1,476 AUD
View
A
Retailer 10
-
$1,022 USD
View
A
Retailer 11
-
$1,217 USD
View
A
Retailer 12
-
$1,324 USD
View
B+
Retailer 13
-
$1,436 USD
View
B+
Retailer 14
-
$1,659 USD
£1,306 GBP
View
B+
Retailer 15
-
$2,670 USD
View
Retailer 16
-
$2,785 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21399561Y · Oct 29
$4,950 USD
View
16 more retailers have this diamond
Prices start from $301 USDSave up to $4,649 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.

A
1.90ct Radiant
$301 USD