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Princess|Lab Grown|IGI

1.22ct I SI2 Princess Lab Grown Diamond

ID • I/SI2 • IGI LG497158310

Shape and cutting style on the report: Princess cut

Certificate IGI LG497158310

Diamond specifications and retailer prices

From $1,245 NZD
As of November 4, 2026
Save $6,167 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,412 NZD at MOH London · As of November 3, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG497158310 or 497158310. Listed at 11 retailers as of November 3, 2026, with prices from $1,245 to $7,412, a $6,167 spread on the same certified stone. MOH London lists it at $7,412. 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
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497158310
Dimensions5.68 × 5.67 × 4.33 mm
L/W Ratio1.00
Culet sizePointed
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
5.68 mm5.67 mm1.22 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497158310
Side View
Table 68.0%Crown 40.8°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 76.4%

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: Nov 4
Current: $7,412 NZD|Low: $1,245 NZD|High: $7,512 NZD|Avg: $3,162 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 5$1,245 NZD
Retailer 6$1,884 NZD
Retailer 11$2,049 NZD
Retailer 12$2,110 NZD
Retailer 7$2,186 NZD
Retailer 10$2,186 NZD
Retailer 4$3,131 NZD
Retailer 2$3,362 NZD
Retailer 8$3,481 NZD
Retailer 9$4,097 NZD
Retailer 3$4,568 NZD
MOH London$7,412 NZD

41 data points across 12 retailers

11 retailers$1,245 NZD to $7,412 NZD

A
Cheapest Retailer
-
$1,245 NZD
B+
Retailer 2
-
$1,884 NZD
View
B+
Retailer 3
-
$2,049 NZD
View
B+
Retailer 4
-
$2,110 NZD
View
Final sale: no returns
B+
Retailer 5
-
$2,186 NZD
View
Retailer 6
-
$2,186 NZD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$3,362 NZD
View
B
Retailer 8
-
$3,481 NZD
View
B
Retailer 9
-
$4,097 NZD
View
B
Retailer 10
-
$4,568 NZD
View
Most Expensive
B
MOH London
LG497158310 · Nov 3
$7,412 NZD
£3,281 GBP
View
10 more retailers have this diamond
Prices start from $1,245 NZDSave up to $6,167 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
$1,245 NZD