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Princess|Lab Grown|IGI

3.10ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG530299150

Shape and cutting style on the report: Princess cut

Certificate IGI LG530299150

Diamond specifications and retailer prices

From $4,429 NZD
As of November 4, 2026
Save $11,004 NZD (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $31,258 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 3.1ct lab-grown princess diamond

This 3.1ct lab-grown princess sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530299150 or 530299150. Listed at 11 retailers as of November 4, 2026, with a 248% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530299150
Dimensions8.15 × 8.02 × 5.71 mm
L/W Ratio1.02
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
8.15 mm8.02 mm3.10 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530299150
Side View
Table 70.5%Crown 39.2°Girdle: MediumPavilion 39.1°Culet: NoneDepth 71.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $31,258 NZD|Low: $4,429 NZD|High: $31,762 NZD|Avg: $18,851 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$4,429 NZD
Retailer 5$14,841 NZD
Retailer 7$16,622 NZD
Retailer 9$16,978 NZD
Retailer 8$17,581 NZD
Retailer 4$19,150 NZD
Retailer 6$19,920 NZD
Retailer 2$20,561 NZD
Retailer 10$22,178 NZD
MOH London$31,258 NZD

33 data points across 10 retailers

11 retailers$4,429 NZD to $15,434 NZD

B+
Cheapest Retailer
-
$4,429 NZD
B
Retailer 2
-
$14,841 NZD
View
B
Retailer 3
-
$15,434 NZD
View
Retailer 4
-
$16,622 NZD
View
Price under review
Final sale: no returns
Retailer 5
-
$17,214 NZD
View
Price under review
Retailer 6
-
$17,214 NZD
View
Price under review
Retailer 7
-
$19,150 NZD
View
Price under review
Retailer 8
-
$19,360 NZD
View
Price under review
Retailer 9
-
$19,920 NZD
View
Price under review
Retailer 10
-
$20,561 NZD
View
Price under review
Most Expensive
MOH London
LG530299150 · Nov 5
$31,258 NZD
£13,836 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $4,429 NZDSave up to $11,004 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.

B+
3.10ct Princess
$4,429 NZD