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Princess|Lab Grown|IGI

1.79ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG442069409

Shape and cutting style on the report: Princess cut

Certificate IGI LG442069409

Diamond specifications and retailer prices

From $1,774 NZD
$1,000 USD
As of October 31, 2026
Save $6,987 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,761 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.79ct lab-grown princess diamond

This 1.79ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442069409 or 442069409. Listed at 11 retailers as of October 31, 2026, with prices from $1,774 to $8,761, a $6,987 spread on the same certified stone. MOH London lists it at $8,761. 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

1.79
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442069409
Dimensions6.71 × 6.57 × 4.59 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.71 mm6.57 mm1.79 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442069409
Side View
Table 73.5%Crown 43.7°Girdle: THN-MEDPavilion 38.1°Culet: NoneDepth 69.9%

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 31
Current: $8,761 NZD|Low: $1,774 NZD|High: $8,878 NZD|Avg: $4,317 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$1,774 NZD
Retailer 3$2,351 NZD
Retailer 5$2,631 NZD
Retailer 9$2,690 NZD
Retailer 6$3,034 NZD
Retailer 8$3,769 NZD
Retailer 4$4,313 NZD
Retailer 7$5,082 NZD
Retailer 10$7,808 NZD
MOH London$8,761 NZD

14 data points across 10 retailers

11 retailers$1,774 NZD to $8,761 NZD

A
Cheapest Retailer
-
$1,774 NZD
$1,000 USD
A
Retailer 2
-
$2,351 NZD
$1,325 USD
View
A
Retailer 3
-
$2,557 NZD
$1,441 USD
View
A
Retailer 4
-
$2,631 NZD
$1,483 USD
View
Final sale: no returns
A
Retailer 5
-
$2,727 NZD
$1,537 USD
View
Retailer 6
-
$2,727 NZD
$1,537 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$3,034 NZD
$1,710 USD
View
B
Retailer 8
-
$4,313 NZD
$2,431 USD
View
B
Retailer 9
-
$5,082 NZD
$2,864 USD
View
B
Retailer 10
-
$5,110 NZD
$2,880 USD
View
Most Expensive
B
MOH London
LG442069409 · Nov 1
$8,761 NZD
£3,888 GBP
View
10 more retailers have this diamond
Prices start from $1,774 NZDSave up to $6,987 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
1.79ct Princess
$1,774 NZD