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 $167 USD
As of October 30, 2026
Save $1,443 USD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,610 USD at Do Amore Diamonds · As of October 29, 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 29, 2026, with prices from $167 to $1,610, a $1,443 spread on the same certified stone. Do Amore Diamonds lists it at $1,610. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,610 USD|Low: $167 USD|High: $1,610 USD|Avg: $886 USD|+2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5$167 USD
Retailer 6$373 USD
Retailer 4$704 USD
Retailer 2$750 USD
Retailer 7$751 USD
Retailer 3$1,076 USD
Do Amore Diamonds$1,610 USD

17 data points across 7 retailers

9 retailers$167 USD to $1,610 USD

A
Cheapest Retailer
-
$167 USD
A
Retailer 2
-
$194 USD
View
B+
Retailer 3
-
$373 USD
View
B
Retailer 4
-
$704 USD
View
B
Retailer 5
-
$736 USD
View
B
Retailer 6
-
$750 USD
View
B
Retailer 7
-
$751 USD
View
B
Retailer 8
-
$1,076 USD
£847 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3A8D504DB · Oct 29
$1,610 USD
View
8 more retailers have this diamond
Prices start from $167 USDSave up to $1,443 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
1.22ct Princess
$167 USD