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 $327 USD
As of October 29, 2026
Save $873 USD (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,200 USD 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 $327 to $1,200, a $873 spread on the same certified stone. Brilliant Earth lists it at $1,200. 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
Color
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

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 29
Current: $1,200 USD|Low: $327 USD|High: $1,200 USD|Avg: $490 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5$327 USD
Retailer 6$363 USD
Retailer 4$366 USD
Retailer 7$413 USD
Retailer 2$480 USD
Retailer 3$794 USD
Brilliant Earth$1,200 USD

8 data points across 7 retailers

6 retailers$327 USD to $1,200 USD

A
Cheapest Retailer
-
$327 USD
B+
Retailer 2
-
$363 USD
View
A
Retailer 3
-
$366 USD
View
A
Retailer 4
-
$480 USD
€457 EUR
View
B
Retailer 5
-
$794 USD
A$1,221 AUD
View
Most Expensive
B
Brilliant Earth
22267745A · Oct 29
$1,200 USD
View
5 more retailers have this diamond
Prices start from $327 USDSave up to $873 USD

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
$327 USD