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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 $297 NZD
As of November 6, 2026
Save $2,567 NZD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,864 NZD at Do Amore Diamonds · As of November 2, 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 November 2, 2026, with prices from $297 to $2,864, a $2,567 spread on the same certified stone. Do Amore Diamonds lists it at $2,864. 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
Colour
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

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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: Nov 6
Current: $2,864 NZD|Low: $297 NZD|High: $2,864 NZD|Avg: $1,555 NZD|+2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 5$297 NZD
Retailer 6$664 NZD
Retailer 4$1,252 NZD
Retailer 3$1,334 NZD
Retailer 7$1,334 NZD
Retailer 2$1,903 NZD
Do Amore Diamonds$2,864 NZD

17 data points across 7 retailers

9 retailers$297 NZD to $2,864 NZD

A
Cheapest Retailer
-
$297 NZD
A
Retailer 2
-
$345 NZD
View
B+
Retailer 3
-
$664 NZD
View
B
Retailer 4
-
$1,252 NZD
View
B
Retailer 5
-
$1,309 NZD
View
B
Retailer 6
-
$1,334 NZD
View
B
Retailer 7
-
$1,334 NZD
View
B
Retailer 8
-
$1,903 NZD
View
Most Expensive
B
Do Amore Diamonds
27-3A8D504DB · Nov 2
$2,864 NZD
$1,610 USD
View
8 more retailers have this diamond
Prices start from $297 NZDSave up to $2,567 NZD

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
$297 NZD