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1.52ct D I1 Round Lab Grown Diamond

ID • D/I1 • IGI LG492143327

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492143327

Diamond specifications and retailer prices

From £292 GBP
$391 USD
As of October 30, 2026
Save £476 GBP (62%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £768 GBP at MOH London · As of October 26, 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 D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG492143327 or 492143327. Listed at 3 retailers as of October 26, 2026, with prices from £292 to £768, a £476 spread on the same certified stone. MOH London lists it at £768. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492143327
Dimensions7.38 × 7.40 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
7.38 mm7.40 mm1.52 ctD / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492143327
Side View
Table 56.5%Crown 34.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £768 GBP|Low: £222 GBP|High: £775 GBP|Avg: £467 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
October 25, 2026
Retailer 2£292 GBP
Retailer 3£358 GBP
MOH London£768 GBP

10 data points across 3 retailers

3 retailers£292 GBP to £768 GBP

B+
Cheapest Retailer
-
£292 GBP
$391 USD
B+
Retailer 2
-
£358 GBP
$480 USD
View
Most Expensive
B
MOH London
LG492143327 · Oct 26
£768 GBP
View
2 more retailers have this diamond
Prices start from £292 GBPSave up to £476 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.

B+
1.52ct Round
£292 GBP