Radiant|Lab Grown|IGI

1.52ct G IF Radiant Lab Grown Diamond

ID • G/IF • IGI LG639406633

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

Certificate IGI LG639406633

Diamond specifications and retailer prices

From $274 USD
As of November 1, 2026
Save $2,006 USD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,280 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG639406633 or 639406633. Listed at 20 retailers as of November 1, 2026, with prices from $274 to $2,280, a $2,006 spread on the same certified stone. Brilliant Earth lists it at $2,280. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639406633
Dimensions8.33 × 5.77 × 3.80 mm
L/W Ratio1.44
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
8.33 mm5.77 mm1.52 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639406633
Side View
Table 67.0%Crown 29°Girdle: MediumPavilion 34.8°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,280 USD|Low: $274 USD|High: $2,590 USD|Avg: $775 USD|-12.0%
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
November 3, 2026
Retailer 10$274 USD
Retailer 4$305 USD
Retailer 9$505 USD
Retailer 3$511 USD
Retailer 8$526 USD
Retailer 6$578 USD
Retailer 5$630 USD
Retailer 2$713 USD
Retailer 12$913 USD
Retailer 11$983 USD
Retailer 13$1,106 USD
Retailer 7$1,220 USD
Brilliant Earth$2,280 USD

40 data points across 13 retailers

20 retailers$274 USD to $2,280 USD

Retailer 1
-
$246 USD
Price last confirmed 25 days ago
A
Retailer 2
-
$274 USD
View
Final sale: no returns
Retailer 3
-
$301 USD
View
Price last confirmed 38 days ago
Retailer 4
-
$305 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$305 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$505 USD
€481 EUR
View
A
Retailer 7
-
$511 USD
View
A
Retailer 8
-
$526 USD
ZAR 8,496 ZAR
View
Retailer 9
-
$566 USD
£446 GBP
View
Price last confirmed 21 days ago
A
Retailer 10
-
$578 USD
£455 GBP
View
A
Retailer 11
-
$630 USD
View
A
Retailer 12
-
$713 USD
A$1,097 AUD
View
B+
Retailer 13
-
$913 USD
View
Retailer 14
-
$979 USD
View
Price last confirmed 33 days ago
B+
Retailer 15
-
$983 USD
View
B+
Retailer 16
-
$1,031 USD
View
B+
Retailer 17
-
$1,106 USD
View
B+
Retailer 18
-
$1,220 USD
£961 GBP
View
B
Retailer 19
-
$1,339 USD
View
Most Expensive
B
Brilliant Earth
10629180A · Nov 2
$2,280 USD
View
19 more retailers have this diamond
Prices start from $274 USDSave up to $2,006 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
1.52ct Radiant
$274 USD