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Radiant|Lab Grown|IGI

1.52ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG537213120

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

Certificate IGI LG537213120

Diamond specifications and retailer prices

From £724 GBP
$970 USD
As of October 31, 2026
Save £2,862 GBP (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,586 GBP at MOH London · As of November 1, 2026
View at MOH London

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537213120 or 537213120. Listed at 10 retailers as of October 31, 2026, with prices from £724 to £3,586, a £2,862 spread on the same certified stone. MOH London lists it at £3,586. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537213120
Dimensions7.56 × 5.66 × 3.91 mm
L/W Ratio1.34
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
7.56 mm5.66 mm1.52 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537213120
Side View
Table 67.0%Crown 38.9°Girdle: STK-THKPavilion 32.1°Culet: NoneDepth 69.1%

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: Oct 31
Current: £3,586 GBP|Low: £724 GBP|High: £3,629 GBP|Avg: £1,797 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2£724 GBP
Retailer 3£1,082 GBP
Retailer 4£1,255 GBP
Retailer 7£1,384 GBP
Retailer 9£1,436 GBP
Retailer 8£1,706 GBP
Retailer 5£1,980 GBP
Retailer 6£2,279 GBP
MOH London£3,586 GBP

12 data points across 9 retailers

10 retailers£724 GBP to £3,586 GBP

A
Cheapest Retailer
-
£724 GBP
$970 USD
B+
Retailer 2
-
£1,082 GBP
$1,450 USD
View
B+
Retailer 3
-
£1,178 GBP
$1,578 USD
View
Retailer 4
-
£1,255 GBP
$1,682 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
£1,255 GBP
$1,682 USD
View
B+
Retailer 6
-
£1,384 GBP
$1,855 USD
View
B
Retailer 7
-
£1,980 GBP
$2,653 USD
View
B
Retailer 8
-
£2,279 GBP
$3,053 USD
View
B
Retailer 9
-
£2,353 GBP
$3,153 USD
View
Most Expensive
B
MOH London
LG537213120 · Nov 1
£3,586 GBP
View
9 more retailers have this diamond
Prices start from £724 GBPSave up to £2,862 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 Radiant
£724 GBP