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Round|Lab Grown|IGI

1.52ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG544272291

Shape and cutting style on the report: Round brilliant

Certificate IGI LG544272291

Diamond specifications and retailer prices

From £175 GBP
As of November 5, 2026
Save £559 GBP (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £871 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG544272291 or 544272291. Listed at 15 retailers as of November 4, 2026, with a 320% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544272291
Dimensions7.36 × 7.30 × 4.56 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
7.36 mm7.30 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544272291
Side View
Table 56.0%Crown 35.8°Girdle: Med.Pavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

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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: Nov 5
Current: £871 GBP|Low: £175 GBP|High: £953 GBP|Avg: £442 GBP|-8.6%
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
November 6, 2026
Retailer 13£175 GBP
Retailer 12£202 GBP
Retailer 10£216 GBP
Retailer 14£216 GBP
Retailer 8£334 GBP
Retailer 3£339 GBP
Retailer 7£345 GBP
Retailer 5£366 GBP
Retailer 2£403 GBP
Retailer 4£459 GBP
Retailer 9£576 GBP
Retailer 11£695 GBP
Retailer 15£697 GBP
Retailer 6£733 GBP
MOH London£871 GBP

40 data points across 15 retailers

15 retailers£175 GBP to £733 GBP

A
Cheapest Retailer
-
£175 GBP
A
Retailer 2
-
£202 GBP
View
A
Retailer 3
-
£212 GBP
View
Final sale: no returns
Retailer 4
-
£216 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
£216 GBP
View
A
Retailer 6
-
£334 GBP
View
A
Retailer 7
-
£339 GBP
View
A
Retailer 8
-
£366 GBP
View
A
Retailer 9
-
£403 GBP
View
B+
Retailer 10
-
£459 GBP
View
B+
Retailer 11
-
£576 GBP
View
B
Retailer 12
-
£695 GBP
View
B
Retailer 13
-
£697 GBP
View
B
Retailer 14
-
£733 GBP
View
Most Expensive
MOH London
LG544272291 · Oct 29
£871 GBP
View
Price last confirmed 8 days ago
14 more retailers have this diamond
Prices start from £175 GBPSave up to £559 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
£175 GBP