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Round|Lab Grown|IGI

1.52ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG440011251

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440011251

Diamond specifications and retailer prices

From $850 USD
As of November 5, 2026
Save $3,730 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,580 USD at MOH London · As of November 3, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440011251 or 440011251. Listed at 11 retailers as of November 3, 2026, with prices from $850 to $4,580, a $3,730 spread on the same certified stone. MOH London lists it at $4,580. 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
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440011251
Dimensions7.33 × 7.38 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.33 mm7.38 mm1.52 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440011251
Side View
Table 57.5%Crown 36°GirdlePavilion 40.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $4,580 USD|Low: $850 USD|High: $4,642 USD|Avg: $2,158 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$850 USD
Retailer 3$1,383 USD
Retailer 6$1,547 USD
Retailer 4$1,604 USD
Retailer 7$1,604 USD
Retailer 8$1,775 USD
Retailer 10$2,193 USD
Retailer 5$2,533 USD
Retailer 9$2,910 USD
MOH London$4,580 USD

15 data points across 10 retailers

11 retailers$850 USD to $4,580 USD

A
Cheapest Retailer
-
$850 USD
B+
Retailer 2
-
$1,383 USD
View
B+
Retailer 3
-
$1,504 USD
View
B+
Retailer 4
-
$1,547 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,604 USD
View
Retailer 6
-
$1,604 USD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$1,775 USD
View
B
Retailer 8
-
$2,533 USD
View
B
Retailer 9
-
$2,910 USD
View
B
Retailer 10
-
$3,006 USD
View
Most Expensive
B
MOH London
LG440011251 · Nov 3
$4,580 USD
£3,606 GBP
View
10 more retailers have this diamond
Prices start from $850 USDSave up to $3,730 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
$850 USD