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Princess|Lab Grown|IGI

1.65ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG537213125

Shape and cutting style on the report: Princess cut

Certificate IGI LG537213125

Diamond specifications and retailer prices

From $559 NZD
$315 USD
As of October 30, 2026
Save $2,219 NZD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,778 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.65ct lab-grown princess diamond

This 1.65ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537213125 or 537213125. Listed at 17 retailers as of October 30, 2026, with prices from $559 to $2,778, a $2,219 spread on the same certified stone. MOH London lists it at $2,778. 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

1.65
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537213125
Dimensions6.60 × 6.49 × 4.58 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
6.60 mm6.49 mm1.65 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537213125
Side View
Table 72.5%Crown 39.1°Girdle: MediumPavilion 39.3°Culet: NoneDepth 70.6%

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 30
Current: $2,778 NZD|Low: $536 NZD|High: $2,812 NZD|Avg: $1,365 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 11$559 NZD
Retailer 6$626 NZD
Retailer 4$648 NZD
Retailer 13$694 NZD
Retailer 16$694 NZD
Retailer 9$967 NZD
Retailer 3$1,056 NZD
Retailer 14$1,127 NZD
Retailer 5$1,160 NZD
Retailer 2$1,236 NZD
Retailer 10$2,033 NZD
Retailer 12$2,094 NZD
Retailer 15$2,229 NZD
Retailer 8$2,310 NZD
Retailer 7$2,769 NZD
MOH London$2,778 NZD

42 data points across 16 retailers

17 retailers$559 NZD to $2,778 NZD

A
Cheapest Retailer
-
$559 NZD
$315 USD
A
Retailer 2
-
$626 NZD
$353 USD
View
Final sale: no returns
A
Retailer 3
-
$648 NZD
$365 USD
View
Retailer 4
-
$694 NZD
$391 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$694 NZD
$391 USD
View
B+
Retailer 6
-
$967 NZD
$545 USD
View
B+
Retailer 7
-
$1,056 NZD
$595 USD
View
B+
Retailer 8
-
$1,127 NZD
$635 USD
View
B+
Retailer 9
-
$1,160 NZD
$654 USD
View
B+
Retailer 10
-
$1,236 NZD
£548 GBP
View
B
Retailer 11
-
$1,612 NZD
HK$7,100 HKD
View
B
Retailer 12
-
$2,033 NZD
$1,146 USD
View
B
Retailer 13
-
$2,094 NZD
$1,180 USD
View
B
Retailer 14
-
$2,229 NZD
$1,256 USD
View
B
Retailer 15
-
$2,310 NZD
$1,302 USD
View
B
Retailer 16
-
$2,769 NZD
$1,561 USD
View
Most Expensive
B
MOH London
LG537213125 · Nov 1
$2,778 NZD
£1,233 GBP
View
16 more retailers have this diamond
Prices start from $559 NZDSave up to $2,219 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
1.65ct Princess
$559 NZD