CaratHunter
Plans
Princess|Lab Grown|IGI

1.02ct E SI1 Princess Lab Grown Diamond

EX • E/SI1 • IGI LG849618255

Shape and cutting style on the report: Princess cut

Certificate IGI LG849618255

Diamond specifications and retailer prices

From £109 GBP
As of November 6, 2026
Save £521 GBP (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £630 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct lab-grown princess diamond

This 1.02ct 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 LG849618255 or 849618255. Listed at 8 retailers as of November 4, 2026, with prices from £109 to £630, a £521 spread on the same certified stone. MOH London lists it at £630. 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

1.02
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849618255
Dimensions5.52 × 5.46 × 3.98 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.52 mm5.46 mm1.02 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849618255
Side View
Table 68.0%Crown 45.9°Girdle: MediumPavilion 39.3°Culet: NoneDepth 72.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £630 GBP|Low: £109 GBP|High: £635 GBP|Avg: £330 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 6£109 GBP
Retailer 5£126 GBP
Retailer 2£174 GBP
Retailer 7£239 GBP
Retailer 8£372 GBP
Retailer 3£434 GBP
Retailer 4£458 GBP
MOH London£630 GBP

6 data points across 8 retailers

8 retailers£109 GBP to £630 GBP

A
Cheapest Retailer
-
£109 GBP
A
Retailer 2
-
£126 GBP
View
A
Retailer 3
-
£174 GBP
View
Retailer 4
-
£239 GBP
View
Price last confirmed 8 days ago
B
Retailer 5
-
£372 GBP
View
B
Retailer 6
-
£434 GBP
View
B
Retailer 7
-
£458 GBP
View
Most Expensive
B
MOH London
LG849618255 · Nov 4
£630 GBP
View
7 more retailers have this diamond
Prices start from £109 GBPSave up to £521 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
1.02ct Princess
£109 GBP