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Radiant|Lab Grown|IGI

1.37ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG830624079

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

Certificate IGI LG830624079

Diamond specifications and retailer prices

From €307 EUR
$342 USD
As of October 30, 2026
Save €2,469 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,776 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.37ct lab-grown radiant diamond

This 1.37ct lab-grown radiant 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 LG830624079 or 830624079. Listed at 18 retailers as of October 29, 2026, with prices from €307 to €2,776, a €2,469 spread on the same certified stone. Brilliant Earth lists it at €2,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624079
Dimensions7.64 × 5.60 × 3.72 mm
L/W Ratio1.36
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
7.64 mm5.60 mm1.37 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624079
Side View
Table 64.0%Crown 44.8°Girdle: MediumPavilion 35.8°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,776 EUR|Low: €307 EUR|High: €2,776 EUR|Avg: €1,063 EUR
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
October 30, 2026
Retailer 14€307 EUR
Retailer 13€463 EUR
Retailer 10€528 EUR
Retailer 8€554 EUR
Retailer 2€570 EUR
Retailer 4€596 EUR
Retailer 12€892 EUR
Retailer 9€990 EUR
Retailer 5€1,001 EUR
Retailer 11€1,080 EUR
Retailer 6€1,181 EUR
Retailer 7€1,299 EUR
Retailer 3€2,498 EUR
Brilliant Earth€2,776 EUR

27 data points across 14 retailers

18 retailers€307 EUR to €2,776 EUR

A
Cheapest Retailer
-
€307 EUR
$342 USD
Final sale: no returns
Retailer 2
-
€341 EUR
$380 USD
View
Price last confirmed 28 days ago
Retailer 3
-
€399 EUR
$444 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€441 EUR
$491 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
€463 EUR
$515 USD
View
A
Retailer 6
-
€528 EUR
$588 USD
View
A
Retailer 7
-
€554 EUR
ZAR 9,953 ZAR
View
A
Retailer 8
-
€570 EUR
£499 GBP
View
A
Retailer 9
-
€596 EUR
View
B+
Retailer 10
-
€892 EUR
$993 USD
View
B+
Retailer 11
-
€990 EUR
$1,102 USD
View
B+
Retailer 12
-
€1,001 EUR
$1,114 USD
View
B+
Retailer 13
-
€1,080 EUR
$1,202 USD
View
B+
Retailer 14
-
€1,181 EUR
SGD 1,776 SGD
View
B
Retailer 15
-
€1,299 EUR
£1,138 GBP
View
Retailer 16
-
€1,419 EUR
$1,579 USD
View
Price last confirmed 29 days ago
Retailer 17
-
€2,498 EUR
$2,780 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21434074A · Oct 29
€2,776 EUR
$3,090 USD
View
17 more retailers have this diamond
Prices start from €307 EURSave up to €2,469 EUR

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
1.37ct Radiant
€307 EUR