Princess|Lab Grown|IGI

1.22ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG598362431

Shape and cutting style on the report: Princess cut

Certificate IGI LG598362431

Diamond specifications and retailer prices

From €149 EUR
$167 USD
As of October 30, 2026
Save €1,292 EUR (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,441 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown princess diamond

This 1.22ct 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 LG598362431 or 598362431. Listed at 9 retailers as of October 30, 2026, with prices from €149 to €1,441, a €1,292 spread on the same certified stone. Do Amore Diamonds lists it at €1,441. 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

1.22
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598362431
Dimensions5.80 × 5.73 × 4.18 mm
L/W Ratio1.01
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.80 mm5.73 mm1.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598362431
Side View
Table 72.0%Crown 43.6°Girdle: MediumPavilion 38.5°Culet: NoneDepth 72.9%

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 30
Current: €1,441 EUR|Low: €149 EUR|High: €1,441 EUR|Avg: €793 EUR|+2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5€149 EUR
Retailer 6€334 EUR
Retailer 4€630 EUR
Retailer 2€671 EUR
Retailer 7€672 EUR
Retailer 3€963 EUR
Do Amore Diamonds€1,441 EUR

17 data points across 7 retailers

9 retailers€149 EUR to €1,441 EUR

A
Cheapest Retailer
-
€149 EUR
$167 USD
A
Retailer 2
-
€174 EUR
$194 USD
View
B+
Retailer 3
-
€334 EUR
$373 USD
View
B
Retailer 4
-
€630 EUR
$704 USD
View
B
Retailer 5
-
€659 EUR
$736 USD
View
B
Retailer 6
-
€671 EUR
$750 USD
View
B
Retailer 7
-
€672 EUR
$751 USD
View
B
Retailer 8
-
€963 EUR
£847 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3A8D504DB · Oct 31
€1,441 EUR
$1,610 USD
View
8 more retailers have this diamond
Prices start from €149 EURSave up to €1,292 EUR

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
1.22ct Princess
€149 EUR