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Round|Lab Grown|IGI

1.52ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG784654117

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784654117

Diamond specifications and retailer prices

From £149 GBP
As of November 5, 2026
Save £711 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £860 GBP at MOH London · As of November 5, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG784654117 or 784654117. Listed at 16 retailers as of November 5, 2026, with prices from £149 to £860, a £711 spread on the same certified stone. MOH London lists it at £860. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784654117
Dimensions7.38 × 7.34 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.38 mm7.34 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784654117
Side View
Table 56.0%Crown 34.6°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £860 GBP|Low: £149 GBP|High: £877 GBP|Avg: £409 GBP|+2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 5, 2026
Retailer 5£149 GBP
Retailer 15£172 GBP
Retailer 8£184 GBP
Retailer 14£184 GBP
Retailer 3£249 GBP
Retailer 2£285 GBP
Retailer 6£330 GBP
Retailer 9£334 GBP
Retailer 16£375 GBP
Retailer 11£395 GBP
Retailer 12£419 GBP
Retailer 10£557 GBP
Retailer 7£593 GBP
Retailer 4£594 GBP
Retailer 13£721 GBP
MOH London£860 GBP

36 data points across 16 retailers

16 retailers£149 GBP to £860 GBP

A
Cheapest Retailer
-
£149 GBP
A
Retailer 2
-
£172 GBP
View
A
Retailer 3
-
£184 GBP
View
Retailer 4
-
£184 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£249 GBP
View
A
Retailer 6
-
£285 GBP
View
A
Retailer 7
-
£330 GBP
View
A
Retailer 8
-
£334 GBP
View
A
Retailer 9
-
£375 GBP
View
B+
Retailer 10
-
£395 GBP
View
B+
Retailer 11
-
£419 GBP
View
B+
Retailer 12
-
£557 GBP
View
B+
Retailer 13
-
£593 GBP
View
B+
Retailer 14
-
£594 GBP
View
B
Retailer 15
-
£721 GBP
View
Most Expensive
B
MOH London
LG784654117 · Nov 5
£860 GBP
View
15 more retailers have this diamond
Prices start from £149 GBPSave up to £711 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
£149 GBP