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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 €282 EUR
$315 USD
As of October 30, 2026
Save €1,126 EUR (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,408 EUR at MOH London · As of October 29, 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 29, 2026, with prices from €282 to €1,408, a €1,126 spread on the same certified stone. MOH London lists it at €1,408. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,408 EUR|Low: €270 EUR|High: €1,419 EUR|Avg: €687 EUR|-0.7%
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€282 EUR
Retailer 6€316 EUR
Retailer 4€327 EUR
Retailer 13€350 EUR
Retailer 16€350 EUR
Retailer 9€488 EUR
Retailer 3€533 EUR
Retailer 14€568 EUR
Retailer 5€585 EUR
Retailer 2€623 EUR
Retailer 10€1,026 EUR
Retailer 12€1,056 EUR
Retailer 15€1,124 EUR
Retailer 8€1,165 EUR
Retailer 7€1,397 EUR
MOH London€1,408 EUR

43 data points across 16 retailers

17 retailers€282 EUR to €1,408 EUR

A
Cheapest Retailer
-
€282 EUR
$315 USD
A
Retailer 2
-
€316 EUR
$353 USD
View
Final sale: no returns
A
Retailer 3
-
€327 EUR
$365 USD
View
A
Retailer 4
-
€350 EUR
$391 USD
View
A
Retailer 5
-
€350 EUR
$391 USD
View
B+
Retailer 6
-
€488 EUR
$545 USD
View
B+
Retailer 7
-
€533 EUR
$595 USD
View
B+
Retailer 8
-
€568 EUR
$635 USD
View
B+
Retailer 9
-
€585 EUR
$654 USD
View
B+
Retailer 10
-
€623 EUR
£548 GBP
View
B
Retailer 11
-
€813 EUR
HK$7,100 HKD
View
B
Retailer 12
-
€1,026 EUR
$1,146 USD
View
B
Retailer 13
-
€1,056 EUR
$1,180 USD
View
B
Retailer 14
-
€1,124 EUR
$1,256 USD
View
B
Retailer 15
-
€1,165 EUR
$1,302 USD
View
B
Retailer 16
-
€1,397 EUR
$1,561 USD
View
Most Expensive
B
MOH London
LG537213125 · Oct 29
€1,408 EUR
£1,239 GBP
View
16 more retailers have this diamond
Prices start from €282 EURSave up to €1,126 EUR

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
€282 EUR