Radiant|Lab Grown|IGI

1.52ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG538275664

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

Certificate IGI LG538275664

Diamond specifications and retailer prices

From $1,260 USD
As of November 6, 2026
Save $1,950 USD (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,403 USD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538275664 or 538275664. Listed at 12 retailers as of November 4, 2026, with a 155% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538275664
Dimensions8.10 × 5.57 × 3.84 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.10 mm5.57 mm1.52 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538275664
Side View
Table 67.5%Crown 45.9°Girdle: MED-STKPavilionCulet: NoneDepth 68.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $2,546 USD|Low: $1,260 USD|High: $5,253 USD|Avg: $2,452 USD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$1,260 USD
Retailer 4$1,565 USD
Retailer 8$1,753 USD
Retailer 6$1,815 USD
Retailer 9$1,985 USD
Retailer 1$2,546 USD
Retailer 7$2,857 USD
Retailer 3$3,210 USD
Retailer 2$5,171 USD

44 data points across 9 retailers

12 retailers$1,260 USD to $3,210 USD

B
Cheapest Retailer
-
$1,260 USD
B
Retailer 2
-
$1,565 USD
View
B
Retailer 3
-
$1,703 USD
View
B
Retailer 4
-
$1,753 USD
View
Final sale: no returns
Retailer 5
-
$1,815 USD
View
Price last confirmed 26 days ago
B
Retailer 6
-
$1,815 USD
View
B
Retailer 7
-
$1,985 USD
View
B
Retailer 8
-
$2,546 USD
View
B
Retailer 9
-
$2,857 USD
View
B
Retailer 10
-
$3,210 USD
View
Most Expensive
NZ Jewellers
273f059d-f1f1-4641-ba6c-7886a0bd2650 · Nov 6
$3,403 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,260 USDSave up to $1,950 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.

B
1.52ct Radiant
$1,260 USD