Princess|Lab Grown|IGI

1.23ct E VS2 Princess Lab Grown Diamond

EX • E/VS2 • IGI LG817603288

Certificate IGI LG817603288

Diamond specifications and retailer prices

From £244 GBP
$327 USD
As of October 29, 2026
Save £651 GBP (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £896 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817603288 or 817603288. Listed at 6 retailers as of October 29, 2026, with prices from £244 to £896, a £651 spread on the same certified stone. Brilliant Earth lists it at £896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG817603288
Dimensions5.92 × 5.82 × 4.11 mm
L/W Ratio1.02
Top View
5.92 mm5.82 mm1.23 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817603288
Side View
Table 70.0%CrownGirdle: MediumPavilionCulet: NoneDepth 70.6%

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: Oct 29
Current: £896 GBP|Low: £244 GBP|High: £896 GBP|Avg: £366 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5£244 GBP
Retailer 6£271 GBP
Retailer 4£273 GBP
Retailer 7£308 GBP
Retailer 2£358 GBP
Retailer 3£592 GBP
Brilliant Earth£896 GBP

8 data points across 7 retailers

6 retailers£244 GBP to £896 GBP

A
Cheapest Retailer
-
£244 GBP
$327 USD
B+
Retailer 2
-
£271 GBP
$363 USD
View
A
Retailer 3
-
£273 GBP
$366 USD
View
A
Retailer 4
-
£358 GBP
€457 EUR
View
B
Retailer 5
-
£592 GBP
A$1,221 AUD
View
Most Expensive
B
Brilliant Earth
22267745A · Oct 29
£896 GBP
$1,200 USD
View
5 more retailers have this diamond
Prices start from £244 GBPSave up to £651 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
1.23ct Princess
£244 GBP