Princess|Lab Grown|IGI

1.71ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG442068710

Shape and cutting style on the report: Princess cut

Certificate IGI LG442068710

Diamond specifications and retailer prices

From €859 EUR
$960 USD
As of October 31, 2026
Save €3,367 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,226 EUR at MOH London · As of November 1, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442068710 or 442068710. Listed at 10 retailers as of October 31, 2026, with prices from €859 to €4,226, a €3,367 spread on the same certified stone. MOH London lists it at €4,226. 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
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442068710
Dimensions6.64 × 6.54 × 4.50 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
undefined
Top View
6.64 mm6.54 mm1.71 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG442068710
Side View
Table 70.5%Crown 45.5°Girdle: MediumPavilion 37.4°Culet: NoneDepth 68.8%

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 31
Current: €4,226 EUR|Low: €859 EUR|High: €4,282 EUR|Avg: €2,110 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2€859 EUR
Retailer 3€1,134 EUR
Retailer 5€1,468 EUR
Retailer 7€1,827 EUR
Retailer 4€2,082 EUR
Retailer 6€2,452 EUR
MOH London€4,226 EUR

11 data points across 7 retailers

10 retailers€859 EUR to €4,226 EUR

A
Cheapest Retailer
-
€859 EUR
$960 USD
A
Retailer 2
-
€1,134 EUR
$1,267 USD
View
A
Retailer 3
-
€1,233 EUR
$1,378 USD
View
B+
Retailer 4
-
€1,316 EUR
$1,470 USD
View
Retailer 5
-
€1,316 EUR
$1,470 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
€1,468 EUR
$1,640 USD
View
B
Retailer 7
-
€2,082 EUR
$2,326 USD
View
B
Retailer 8
-
€2,452 EUR
$2,739 USD
View
B
Retailer 9
-
€2,465 EUR
$2,754 USD
View
Most Expensive
B
MOH London
LG442068710 · Nov 1
€4,226 EUR
£3,718 GBP
View
9 more retailers have this diamond
Prices start from €859 EURSave up to €3,367 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
€859 EUR