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Round|Lab Grown|IGI

1.52ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG447099944

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447099944

Diamond specifications and retailer prices

From £627 GBP
$840 USD
As of October 30, 2026
Save £2,508 GBP (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,135 GBP 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099944 or 447099944. Listed at 10 retailers as of October 29, 2026, with prices from £627 to £3,135, a £2,508 spread on the same certified stone. MOH London lists it at £3,135. 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
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099944
Dimensions7.42 × 7.37 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.42 mm7.37 mm1.52 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099944
Side View
Table 59.5%Crown 34.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

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 30
Current: £3,135 GBP|Low: £627 GBP|High: £3,155 GBP|Avg: £1,531 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2£627 GBP
Retailer 4£862 GBP
Retailer 5£887 GBP
Retailer 7£1,325 GBP
Retailer 3£1,464 GBP
Retailer 6£1,864 GBP
Retailer 8£2,055 GBP
MOH London£3,135 GBP

12 data points across 8 retailers

10 retailers£627 GBP to £3,135 GBP

A
Cheapest Retailer
-
£627 GBP
$840 USD
B+
Retailer 2
-
£793 GBP
$1,062 USD
View
B+
Retailer 3
-
£862 GBP
$1,155 USD
View
B+
Retailer 4
-
£887 GBP
$1,189 USD
View
Final sale: no returns
B+
Retailer 5
-
£919 GBP
$1,232 USD
View
Retailer 6
-
£919 GBP
$1,232 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
£1,464 GBP
$1,962 USD
View
B
Retailer 8
-
£1,723 GBP
$2,309 USD
View
B
Retailer 9
-
£1,864 GBP
$2,498 USD
View
Most Expensive
B
MOH London
LG447099944 · Oct 29
£3,135 GBP
View
9 more retailers have this diamond
Prices start from £627 GBPSave up to £2,508 GBP

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
£627 GBP