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Round|Lab Grown|IGI

1.52ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG818687119

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818687119

Diamond specifications and retailer prices

From £150 GBP
As of November 5, 2026
Save £722 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £872 GBP at MOH London · As of November 2, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818687119 or 818687119. Listed at 16 retailers as of November 2, 2026, with prices from £150 to £872, a £722 spread on the same certified stone. MOH London lists it at £872. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818687119
Dimensions7.32 × 7.46 × 4.55 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.32 mm7.46 mm1.52 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818687119
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £872 GBP|Low: £144 GBP|High: £1,092 GBP|Avg: £427 GBP|-1.2%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 14£150 GBP
Retailer 15£175 GBP
Retailer 3£186 GBP
Retailer 4£186 GBP
Retailer 2£314 GBP
Retailer 6£320 GBP
Retailer 16£323 GBP
Retailer 10£338 GBP
Retailer 9£340 GBP
Retailer 7£377 GBP
Retailer 13£535 GBP
Retailer 5£600 GBP
Retailer 11£602 GBP
Retailer 8£639 GBP
Retailer 12£758 GBP
MOH London£872 GBP

35 data points across 16 retailers

16 retailers£150 GBP to £872 GBP

A
Cheapest Retailer
-
£150 GBP
A
Retailer 2
-
£175 GBP
View
A
Retailer 3
-
£186 GBP
View
Retailer 4
-
£186 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
£314 GBP
View
A
Retailer 6
-
£320 GBP
View
B+
Retailer 7
-
£323 GBP
View
A
Retailer 8
-
£338 GBP
View
A
Retailer 9
-
£340 GBP
View
A
Retailer 10
-
£377 GBP
View
B+
Retailer 11
-
£535 GBP
View
B+
Retailer 12
-
£600 GBP
View
B+
Retailer 13
-
£602 GBP
View
B
Retailer 14
-
£639 GBP
View
B
Retailer 15
-
£758 GBP
View
Most Expensive
B
MOH London
LG818687119 · Nov 2
£872 GBP
View
15 more retailers have this diamond
Prices start from £150 GBPSave up to £722 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
£150 GBP