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Princess|Lab Grown|IGI

1.71ct K SI1 Princess Lab Grown Diamond

ID • K/SI1 • IGI LG440012125

Shape and cutting style on the report: Princess cut

Certificate IGI LG440012125

Diamond specifications and retailer prices

From €922 EUR
As of November 6, 2026
Save €2,694 EUR (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,616 EUR at MOH London · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012125 or 440012125. Listed at 9 retailers as of November 5, 2026, with prices from €922 to €3,616, a €2,694 spread on the same certified stone. MOH London lists it at €3,616. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012125
Dimensions6.43 × 6.43 × 4.75 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
undefined
Top View
6.43 mm6.43 mm1.71 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440012125
Side View
Table 73.5%Crown 42.6°Girdle: MediumPavilion 40.4°Culet: NoneDepth 73.9%

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 6
Current: €3,616 EUR|Low: €922 EUR|High: €3,675 EUR|Avg: €2,171 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3€922 EUR
Retailer 2€1,225 EUR
Retailer 6€1,555 EUR
Retailer 4€1,706 EUR
Retailer 5€2,235 EUR
Retailer 7€3,061 EUR
MOH London€3,616 EUR

17 data points across 7 retailers

9 retailers€922 EUR to €3,616 EUR

A
Cheapest Retailer
-
€922 EUR
A
Retailer 2
-
€1,003 EUR
View
Retailer 3
-
€1,069 EUR
View
Price last confirmed 25 days ago
A
Retailer 4
-
€1,069 EUR
View
A
Retailer 5
-
€1,225 EUR
View
B+
Retailer 6
-
€1,706 EUR
View
B
Retailer 7
-
€2,004 EUR
View
B
Retailer 8
-
€2,235 EUR
View
Most Expensive
B
MOH London
LG440012125 · Nov 5
€3,616 EUR
£3,196 GBP
View
8 more retailers have this diamond
Prices start from €922 EURSave up to €2,694 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
€922 EUR