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Round|Lab Grown|IGI

1.52ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG447001306

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001306

Diamond specifications and retailer prices

From $840 USD
As of October 31, 2026
Save $3,567 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,407 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.52ct lab-grown round diamond

This 1.52ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001306 or 447001306. Listed at 11 retailers as of October 29, 2026, with prices from $840 to $4,407, a $3,567 spread on the same certified stone. MOH London lists it at $4,407. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001306
Dimensions7.50 × 7.55 × 4.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.50 mm7.55 mm1.52 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001306
Side View
Table 58.0%Crown 31.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.8%

Caratlytics Score

How it works →
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 31
Current: $4,407 USD|Low: $840 USD|High: $4,442 USD|Avg: $2,219 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$840 USD
Retailer 3$1,176 USD
Retailer 6$1,316 USD
Retailer 4$1,364 USD
Retailer 7$1,540 USD
Retailer 9$1,937 USD
Retailer 5$2,166 USD
Retailer 8$2,688 USD
Retailer 10$3,904 USD
MOH London$4,407 USD

14 data points across 10 retailers

11 retailers$840 USD to $4,407 USD

A
Cheapest Retailer
-
$840 USD
B+
Retailer 2
-
$1,176 USD
View
B+
Retailer 3
-
$1,280 USD
View
B+
Retailer 4
-
$1,316 USD
View
Final sale: no returns
Retailer 5
-
$1,364 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$1,364 USD
View
B+
Retailer 7
-
$1,540 USD
View
B
Retailer 8
-
$2,166 USD
View
B
Retailer 9
-
$2,557 USD
View
B
Retailer 10
-
$2,688 USD
View
Most Expensive
B
MOH London
LG447001306 · Oct 29
$4,407 USD
£3,470 GBP
View
10 more retailers have this diamond
Prices start from $840 USDSave up to $3,567 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 Round
$840 USD