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Radiant|Lab Grown|IGI

1.37ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG722578619

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

Certificate IGI LG722578619

Diamond specifications and retailer prices

From €237 EUR
$265 USD
As of October 30, 2026
Save €1,902 EUR (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €2,139 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG722578619 or 722578619. Listed at 24 retailers as of October 29, 2026, with prices from €237 to €2,139, a €1,902 spread on the same certified stone. Brilliant Earth lists it at €2,139. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722578619
Dimensions5.50 × 5.50 × 3.65 mm
L/W Ratio1.00
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
5.50 mm5.50 mm1.37 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722578619
Side View
Table 66.0%Crown 39.8°Girdle: MediumPavilion 33.6°Culet: NoneDepth 66.4%

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 30
Current: €2,139 EUR|Low: €228 EUR|High: €2,166 EUR|Avg: €758 EUR|+9.1%
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
October 31, 2026
Retailer 4€237 EUR
Retailer 5€294 EUR
Retailer 8€312 EUR
Retailer 3€396 EUR
Retailer 12€439 EUR
Retailer 11€506 EUR
Retailer 2€526 EUR
Retailer 7€564 EUR
Retailer 10€717 EUR
Retailer 14€723 EUR
Retailer 6€947 EUR
Retailer 9€1,187 EUR
Retailer 13€1,642 EUR
Brilliant Earth€2,139 EUR

34 data points across 14 retailers

24 retailers€237 EUR to €2,139 EUR

A
Cheapest Retailer
-
€237 EUR
$265 USD
A
Retailer 2
-
€266 EUR
$297 USD
View
Final sale: no returns
A
Retailer 3
-
€276 EUR
$308 USD
View
A
Retailer 4
-
€294 EUR
$329 USD
View
A
Retailer 5
-
€294 EUR
$329 USD
View
A
Retailer 6
-
€312 EUR
£275 GBP
View
A
Retailer 7
-
€396 EUR
$442 USD
View
A
Retailer 8
-
€439 EUR
$490 USD
View
A
Retailer 9
-
€506 EUR
ZAR 9,136 ZAR
View
A
Retailer 10
-
€525 EUR
$586 USD
View
A
Retailer 11
-
€526 EUR
View
A
Retailer 12
-
€564 EUR
£496 GBP
View
Retailer 13
-
€716 EUR
A$1,230 AUD
View
Price last confirmed 34 days ago
A
Retailer 14
-
€717 EUR
A$1,232 AUD
View
B+
Retailer 15
-
€723 EUR
$808 USD
View
B+
Retailer 16
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€881 EUR
$984 USD
View
B+
Retailer 17
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€947 EUR
$1,058 USD
View
B+
Retailer 18
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€993 EUR
$1,109 USD
View
B+
Retailer 19
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€1,187 EUR
£1,044 GBP
View
B
Retailer 20
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€1,255 EUR
$1,402 USD
View
Retailer 21
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€1,642 EUR
$1,835 USD
View
Price last confirmed 13 days ago
Retailer 22
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€1,752 EUR
$1,958 USD
View
Price last confirmed 83 days ago
Retailer 23
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€1,960 EUR
$2,190 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
21313421A · Oct 29
€2,139 EUR
$2,390 USD
View
23 more retailers have this diamond
Prices start from €237 EURSave up to €1,902 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
€237 EUR