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Princess|Lab Grown|IGI

1.71ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG752562812

Shape and cutting style on the report: Princess cut

Certificate IGI LG752562812

Diamond specifications and retailer prices

From €290 EUR
$325 USD
As of November 2, 2026
Save €1,160 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,449 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown princess diamond

This 1.71ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG752562812 or 752562812. Listed at 13 retailers as of October 29, 2026, with prices from €290 to €1,449, a €1,160 spread on the same certified stone. MOH London lists it at €1,449. 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

1.71
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752562812
Dimensions6.78 × 6.67 × 4.57 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm6.67 mm1.71 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752562812
Side View
Table 70.0%Crown 38.3°Girdle: MediumPavilion 38.3°Culet: NoneDepth 68.5%

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: Nov 2
Current: €1,449 EUR|Low: €278 EUR|High: €1,460 EUR|Avg: €699 EUR|+4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7€290 EUR
Retailer 9€359 EUR
Retailer 11€359 EUR
Retailer 5€463 EUR
Retailer 4€495 EUR
Retailer 10€582 EUR
Retailer 3€596 EUR
Retailer 2€643 EUR
Retailer 6€1,055 EUR
Retailer 8€1,132 EUR
MOH London€1,449 EUR

43 data points across 11 retailers

13 retailers€290 EUR to €1,449 EUR

A
Cheapest Retailer
-
€290 EUR
$325 USD
A
Retailer 2
-
€336 EUR
$377 USD
View
A
Retailer 3
-
€359 EUR
$403 USD
View
Retailer 4
-
€359 EUR
$403 USD
View
Price last confirmed 8 days ago
Retailer 5
-
€463 EUR
£409 GBP
View
Price last confirmed 16 days ago
B+
Retailer 6
-
€495 EUR
$555 USD
View
B+
Retailer 7
-
€582 EUR
$653 USD
View
B+
Retailer 8
-
€596 EUR
$668 USD
View
B+
Retailer 9
-
€643 EUR
£568 GBP
View
B
Retailer 10
-
€1,055 EUR
$1,183 USD
View
B
Retailer 11
-
€1,132 EUR
$1,270 USD
View
B
Retailer 12
-
€1,156 EUR
$1,297 USD
View
Most Expensive
B
MOH London
LG752562812 · Oct 29
€1,449 EUR
£1,280 GBP
View
12 more retailers have this diamond
Prices start from €290 EURSave up to €1,160 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
1.71ct Princess
€290 EUR