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Princess|Lab Grown|IGI

1.01ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG553216760

Shape and cutting style on the report: Princess cut

Certificate IGI LG553216760

Diamond specifications and retailer prices

From £143 GBP
As of November 5, 2026
Save £567 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £710 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct lab-grown princess diamond

This 1.01ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG553216760 or 553216760. Listed at 16 retailers as of November 4, 2026, with prices from £143 to £710, a £567 spread on the same certified stone. MOH London lists it at £710. 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

1.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG553216760
Dimensions5.50 × 5.39 × 3.86 mm
L/W Ratio1.02
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
5.50 mm5.39 mm1.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG553216760
Side View
Table 68.0%Crown 43°Girdle: MED-STKPavilion 38°Culet: NoneDepth 71.6%

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: Nov 5
Current: £710 GBP|Low: £123 GBP|High: £780 GBP|Avg: £311 GBP|-9.0%
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
Retailer 14
Retailer 15
November 5, 2026
Retailer 3£123 GBP
Retailer 9£143 GBP
Retailer 7£149 GBP
Retailer 4£152 GBP
Retailer 15£152 GBP
Retailer 2£196 GBP
Retailer 11£221 GBP
Retailer 8£267 GBP
Retailer 14£273 GBP
Retailer 10£289 GBP
Retailer 6£345 GBP
Retailer 12£388 GBP
Retailer 13£517 GBP
Retailer 5£530 GBP
MOH London£710 GBP

43 data points across 15 retailers

16 retailers£143 GBP to £710 GBP

Retailer 1
-
£123 GBP
Price last confirmed 18 days ago
A
Retailer 2
-
£143 GBP
View
A
Retailer 3
-
£149 GBP
View
Final sale: no returns
Retailer 4
-
£152 GBP
View
Price last confirmed 21 days ago
Retailer 5
-
£152 GBP
View
Price last confirmed 18 days ago
A
Retailer 6
-
£196 GBP
View
B+
Retailer 7
-
£221 GBP
View
B+
Retailer 8
-
£267 GBP
View
B+
Retailer 9
-
£273 GBP
View
B+
Retailer 10
-
£289 GBP
View
Retailer 11
-
£345 GBP
View
Price last confirmed 9 days ago
B
Retailer 12
-
£388 GBP
View
Retailer 13
-
£490 GBP
View
Price last confirmed 19 days ago
B
Retailer 14
-
£517 GBP
View
B
Retailer 15
-
£530 GBP
View
Most Expensive
B
MOH London
LG553216760 · Nov 4
£710 GBP
View
15 more retailers have this diamond
Prices start from £143 GBPSave up to £567 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
1.01ct Princess
£143 GBP