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Princess|Lab Grown|IGI

1.22ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG523204811

Shape and cutting style on the report: Princess cut

Certificate IGI LG523204811

Diamond specifications and retailer prices

From $263 SGD
$206 USD
As of October 28, 2026
Save $1,107 SGD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,370 SGD at MOH London · As of October 25, 2026
View at MOH London

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 LG523204811 or 523204811. Listed at 14 retailers as of October 25, 2026, with prices from $263 to $1,370, a $1,107 spread on the same certified stone. MOH London lists it at $1,370. 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 angle41.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523204811
Dimensions5.78 × 5.75 × 4.22 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.78 mm5.75 mm1.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523204811
Side View
Table 61.0%Crown 41.1°Girdle: MediumPavilion 38.3°Culet: NoneDepth 73.4%

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 28
Current: $1,370 SGD|Low: $187 SGD|High: $1,432 SGD|Avg: $685 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 9$263 SGD
Retailer 8$293 SGD
Retailer 10$396 SGD
Retailer 7$522 SGD
Retailer 3$529 SGD
Retailer 4$541 SGD
Retailer 6$739 SGD
Retailer 5$850 SGD
Retailer 2$972 SGD
MOH London$1,370 SGD

41 data points across 10 retailers

14 retailers$263 SGD to $1,370 SGD

Retailer 1
-
$237 SGD
$185 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$263 SGD
$206 USD
View
Final sale: no returns
Retailer 3
-
$274 SGD
$214 USD
View
Price last confirmed 37 days ago
Retailer 4
-
$289 SGD
$226 USD
View
Price last confirmed 35 days ago
B+
Retailer 5
-
$396 SGD
$310 USD
View
B+
Retailer 6
-
$522 SGD
$408 USD
View
B+
Retailer 7
-
$529 SGD
£326 GBP
View
B+
Retailer 8
-
$541 SGD
€403 EUR
View
B+
Retailer 9
-
$739 SGD
$578 USD
View
Retailer 10
-
$850 SGD
$665 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
$958 SGD
View
B
Retailer 12
-
$972 SGD
$760 USD
View
B
Retailer 13
-
$1,010 SGD
$790 USD
View
Most Expensive
B
MOH London
LG523204811 · Oct 25
$1,370 SGD
£844 GBP
View
13 more retailers have this diamond
Prices start from $263 SGDSave up to $1,107 SGD

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
$263 SGD