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Princess|Lab Grown|IGI

12.31ct G VS1 Princess Lab Grown Diamond

EX • G/VS1 • IGI LG757529842

Shape and cutting style on the report: Princess cut

Certificate IGI LG757529842

Diamond specifications and retailer prices

From $7,596 NZD
CA$5,946 CAD
As of October 30, 2026
Save $13,997 NZD (65%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $21,593 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 12.31ct lab-grown princess diamond

This 12.31ct lab-grown princess sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG757529842 or 757529842. Listed at 3 retailers as of October 30, 2026, with prices from $7,596 to $21,593, a $13,997 spread on the same certified stone. Do Amore Diamonds lists it at $21,593. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.31
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757529842
Dimensions12.94 × 12.68 × 8.67 mm
L/W Ratio1.02
Culet sizePointed
Top View
12.94 mm12.68 mm12.31 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757529842
Side View
Table 69.0%Crown 39°Girdle: MediumPavilion 37.5°Culet: NoneDepth 68.4%

Caratlytics Score

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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: $22,995 NZD|Low: $4,365 NZD|High: $38,502 NZD|Avg: $12,908 NZD|-7.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 11
Retailer 12
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Retailer 17
August 3, 2026
Retailer 8$5,678 NZD
Retailer 16$5,729 NZD
Retailer 9$5,893 NZD
Retailer 11$6,365 NZD
Retailer 15$6,521 NZD
Retailer 4$6,849 NZD
Retailer 10$7,596 NZD
Retailer 12$8,112 NZD
Retailer 3$8,927 NZD
Retailer 6$12,145 NZD
Retailer 17$12,197 NZD
Retailer 13$13,019 NZD
Retailer 14$14,967 NZD
Retailer 7$16,505 NZD
Retailer 2$20,094 NZD
Do Amore Diamonds$22,995 NZD
Retailer 5$38,502 NZD

54 data points across 17 retailers

3 retailers$7,596 NZD to $21,593 NZD

A
Cheapest Retailer
-
$7,596 NZD
CA$5,946 CAD
B
Retailer 2
-
$20,094 NZD
$11,325 USD
View
Most Expensive
B
Do Amore Diamonds
22-757529842 · Oct 31
$21,593 NZD
$12,170 USD
View
2 more retailers have this diamond
Prices start from $7,596 NZDSave up to $13,997 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
12.31ct Princess
$7,596 NZD