Radiant|Lab Grown|IGI

1.37ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG722578619

Certificate IGI LG722578619

Diamond specifications and retailer prices

From $265 USD
Save $1,985 USD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,450 USD at Brilliant Earth
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, with a 749% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 × 7.72 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 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $2,450 USD|Low: $204 USD|High: $2,450 USD|Avg: $926 USD|+0.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 1, 2026
Retailer 6$297 USD
Retailer 3$325 USD
Retailer 20$329 USD
Retailer 2$351 USD
Retailer 4$442 USD
Retailer 7$495 USD
Retailer 21$522 USD
Retailer 19$559 USD
Retailer 5$586 USD
Retailer 13$614 USD
Retailer 15$735 USD
Retailer 18$800 USD
Retailer 12$854 USD
Retailer 11$854 USD
Retailer 8$984 USD
Retailer 9$1,109 USD
Retailer 14$1,250 USD
Retailer 16$1,335 USD
Retailer 10$1,402 USD
Retailer 17$1,860 USD
Brilliant Earth$2,450 USD

21 data points across 21 retailers

24 retailers$265 USD to $2,250 USD

A
Cheapest Retailer
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$265 USD
A
Retailer 2
-
$297 USD
View
A
Retailer 3
-
$308 USD
View
A
Retailer 4
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$325 USD
View
A
Retailer 5
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$329 USD
View
A
Retailer 6
-
$351 USD
£277 GBP
View
A
Retailer 7
-
$442 USD
View
A
Retailer 8
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$495 USD
View
A
Retailer 9
-
$522 USD
€497 EUR
View
A
Retailer 10
-
$559 USD
ZAR 9,029 ZAR
View
A
Retailer 11
-
$586 USD
View
A
Retailer 12
-
$614 USD
£483 GBP
View
A
Retailer 13
-
$735 USD
View
A
Retailer 14
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$800 USD
A$1,230 AUD
View
B+
Retailer 15
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$854 USD
View
Price last confirmed 61 days ago
B+
Retailer 16
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$894 USD
View
Price last confirmed 48 days ago
B+
Retailer 17
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$984 USD
View
B+
Retailer 18
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$1,109 USD
View
B+
Retailer 19
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$1,335 USD
£1,051 GBP
View
B+
Retailer 20
-
$1,402 USD
View
B
Retailer 21
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$1,860 USD
View
B
Retailer 22
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$1,958 USD
View
Price last confirmed 52 days ago
B
Retailer 23
-
$2,250 USD
View
Most Expensive
B
Brilliant Earth
21313421A · Sep 16
$2,450 USD
View
Price last confirmed 15 days ago
23 more retailers have this diamond
Prices start from $265 USDSave up to $1,985 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.

A
1.37ct Radiant
$265 USD