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Princess|Lab Grown|IGI

1.53ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG639454673

Shape and cutting style on the report: Princess cut

Certificate IGI LG639454673

Diamond specifications and retailer prices

From £151 GBP
$201 USD
As of October 27, 2026
Save £730 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £881 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.53ct lab-grown princess diamond

This 1.53ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG639454673 or 639454673. Listed at 16 retailers as of October 27, 2026, with prices from £151 to £881, a £730 spread on the same certified stone. MOH London lists it at £881. 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

1.53
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639454673
Dimensions6.28 × 6.23 × 4.66 mm
L/W Ratio1.01
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
6.28 mm6.23 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639454673
Side View
Table 69.0%Crown 37.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 74.8%

Caratlytics Score

How it works →
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: Oct 27
Current: £881 GBP|Low: £145 GBP|High: £887 GBP|Avg: £393 GBP|+0.5%
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
October 29, 2026
Retailer 11£151 GBP
Retailer 12£169 GBP
Retailer 3£175 GBP
Retailer 10£188 GBP
Retailer 14£188 GBP
Retailer 8£241 GBP
Retailer 7£322 GBP
Retailer 4£325 GBP
Retailer 2£343 GBP
Retailer 6£381 GBP
Retailer 9£502 GBP
Retailer 5£602 GBP
Retailer 13£819 GBP
MOH London£881 GBP

43 data points across 14 retailers

16 retailers£151 GBP to £881 GBP

A
Cheapest Retailer
-
£151 GBP
$201 USD
A
Retailer 2
-
£169 GBP
$225 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$233 USD
View
A
Retailer 4
-
£188 GBP
$250 USD
View
A
Retailer 5
-
£188 GBP
$250 USD
View
A
Retailer 6
-
£241 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
£322 GBP
€409 EUR
View
B+
Retailer 8
-
£325 GBP
$433 USD
View
A
Retailer 9
-
£343 GBP
View
A
Retailer 10
-
£348 GBP
$464 USD
View
B+
Retailer 11
-
£381 GBP
$507 USD
View
B
Retailer 12
-
£502 GBP
$668 USD
View
B+
Retailer 13
-
£602 GBP
$802 USD
View
B
Retailer 14
-
£643 GBP
$856 USD
View
B
Retailer 15
-
£819 GBP
$1,090 USD
View
Most Expensive
B
MOH London
LG639454673 · Oct 29
£881 GBP
View
15 more retailers have this diamond
Prices start from £151 GBPSave up to £730 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
1.53ct Princess
£151 GBP