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Princess|Lab Grown|IGI

1.00ct E SI2 Princess Lab Grown Diamond

ID • E/SI2 • IGI LG844607318

Shape and cutting style on the report: Princess cut

Certificate IGI LG844607318

Diamond specifications and retailer prices

From £158 GBP
$210 USD
As of October 30, 2026
Save £769 GBP (83%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £927 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown princess diamond

This 1ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG844607318 or 844607318. Listed at 4 retailers as of October 29, 2026, with prices from £158 to £927, a £769 spread on the same certified stone. MOH London lists it at £927. 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

1.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844607318
Dimensions5.53 × 5.26 × 3.85 mm
L/W Ratio1.05
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.53 mm5.26 mm1.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844607318
Side View
Table 73.0%Crown 41.7°Girdle: ThickPavilion 38.7°Culet: NoneDepth 73.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £927 GBP|Low: £158 GBP|High: £1,051 GBP|Avg: £410 GBP|-11.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 3£158 GBP
Retailer 4£186 GBP
Retailer 2£210 GBP
MOH London£927 GBP

7 data points across 4 retailers

4 retailers£158 GBP to £927 GBP

B+
Cheapest Retailer
-
£158 GBP
$210 USD
A
Retailer 2
-
£186 GBP
$248 USD
View
A
Retailer 3
-
£210 GBP
View
Most Expensive
B
MOH London
LG844607318 · Oct 29
£927 GBP
View
3 more retailers have this diamond
Prices start from £158 GBPSave up to £769 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
1.00ct Princess
£158 GBP