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Princess|Lab Grown|IGI

3.15ct H SI1 Princess Lab Grown Diamond

ID • H/SI1 • IGI LG528229922

Shape and cutting style on the report: Princess cut

Certificate IGI LG528229922

Diamond specifications and retailer prices

From $712 NZD
As of November 4, 2026
Save $2,361 NZD (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,073 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 3.15ct lab-grown princess diamond

This 3.15ct lab-grown princess sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG528229922 or 528229922. Listed at 22 retailers as of November 4, 2026, with prices from $712 to $3,073, a $2,361 spread on the same certified stone. MOH London lists it at $3,073. 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

3.15
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528229922
Dimensions7.82 × 7.73 × 5.58 mm
L/W Ratio1.01
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
7.82 mm7.73 mm3.15 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528229922
Side View
Table 69.5%Crown 49.8°Girdle: Slightly ThickPavilion 36.4°Culet: NoneDepth 72.2%

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 4
Current: $3,073 NZD|Low: $712 NZD|High: $3,118 NZD|Avg: $1,782 NZD|-1.4%
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 5, 2026
Retailer 10$712 NZD
Retailer 6$788 NZD
Retailer 8$865 NZD
Retailer 4$946 NZD
Retailer 2$1,058 NZD
Retailer 5$1,130 NZD
Retailer 11$1,991 NZD
Retailer 7$2,313 NZD
Retailer 9$2,512 NZD
Retailer 3$2,608 NZD
Retailer 12$3,017 NZD
MOH London$3,073 NZD

14 data points across 12 retailers

22 retailers$712 NZD to $3,073 NZD

Retailer 1
-
$610 NZD
Price last confirmed 35 days ago
Retailer 2
-
$637 NZD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$712 NZD
View
Final sale: no returns
Retailer 4
-
$738 NZD
View
Price last confirmed 10 days ago
Retailer 5
-
$738 NZD
View
Price last confirmed 28 days ago
A
Retailer 6
-
$788 NZD
View
Retailer 7
-
$788 NZD
View
Price last confirmed 21 days ago
Retailer 8
-
$788 NZD
View
Price last confirmed 34 days ago
Retailer 9
-
$788 NZD
View
Price last confirmed 16 days ago
Retailer 10
-
$788 NZD
View
Price last confirmed 27 days ago
A
Retailer 11
-
$865 NZD
View
A
Retailer 12
-
$1,058 NZD
View
B+
Retailer 13
-
$1,130 NZD
View
B+
Retailer 14
-
$1,991 NZD
View
B+
Retailer 15
-
$2,313 NZD
View
B+
Retailer 16
-
$2,512 NZD
View
Retailer 17
-
$2,535 NZD
View
Price last confirmed 37 days ago
Retailer 18
-
$2,535 NZD
View
Price last confirmed 27 days ago
B+
Retailer 19
-
$2,535 NZD
View
B+
Retailer 20
-
$2,608 NZD
View
B+
Retailer 21
-
$3,017 NZD
View
Most Expensive
B+
MOH London
LG528229922 · Nov 5
$3,073 NZD
£1,360 GBP
View
21 more retailers have this diamond
Prices start from $712 NZDSave up to $2,361 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
3.15ct Princess
$712 NZD