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Princess|Lab Grown|IGI

1.51ct G VS2 Princess Lab Grown Diamond

EX • G/VS2 • IGI LG750577920

Shape and cutting style on the report: Princess cut

Certificate IGI LG750577920

Diamond specifications and retailer prices

From $428 NZD
$241 USD
As of November 3, 2026
Save $1,438 NZD (77%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,866 NZD at Brilliance · As of November 2, 2026
View at Brilliance

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750577920 or 750577920. Listed at 5 retailers as of November 2, 2026, with prices from $428 to $1,866, a $1,438 spread on the same certified stone. Brilliance lists it at $1,866. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750577920
Dimensions6.24 × 6.12 × 4.57 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.24 mm6.12 mm1.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750577920
Side View
Table 67.0%Crown 42.4°Girdle: MediumPavilion 39.4°Culet: NoneDepth 74.7%

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 3
Current: $1,866 NZD|Low: $428 NZD|High: $1,866 NZD|Avg: $1,144 NZD
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 2$428 NZD
Retailer 3$459 NZD
Retailer 6$562 NZD
Retailer 7$732 NZD
Retailer 4$838 NZD
Retailer 9$1,043 NZD
Retailer 10$1,226 NZD
Retailer 8$1,697 NZD
Retailer 5$1,837 NZD
Brilliance$1,866 NZD

2 data points across 10 retailers

5 retailers$428 NZD to $1,866 NZD

A
Cheapest Retailer
-
$428 NZD
$241 USD
A
Retailer 2
-
$459 NZD
$258 USD
View
A
Retailer 3
-
$562 NZD
£249 GBP
View
B
Retailer 4
-
$1,837 NZD
£814 GBP
View
Most Expensive
B
Brilliance
D41485487 · Nov 2
$1,866 NZD
$1,050 USD
View
4 more retailers have this diamond
Prices start from $428 NZDSave up to $1,438 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
1.51ct Princess
$428 NZD