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Princess|Lab Grown|IGI

1.86ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG436073234

Shape and cutting style on the report: Princess cut

Certificate IGI LG436073234

Diamond specifications and retailer prices

From €922 EUR
$1,030 USD
As of October 30, 2026
Save €3,848 EUR (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,770 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.86ct lab-grown princess diamond

This 1.86ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073234 or 436073234. Listed at 10 retailers as of October 29, 2026, with prices from €922 to €4,770, a €3,848 spread on the same certified stone. MOH London lists it at €4,770. 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

1.86
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073234
Dimensions6.67 × 6.59 × 4.69 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
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Top View
6.67 mm6.59 mm1.86 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073234
Side View
Table 71.5%Crown 45.1°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 71.2%

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: €4,770 EUR|Low: €922 EUR|High: €4,809 EUR|Avg: €2,440 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2€922 EUR
Retailer 4€1,432 EUR
Retailer 8€1,709 EUR
Retailer 6€1,813 EUR
Retailer 7€2,243 EUR
Retailer 5€2,613 EUR
Retailer 3€2,938 EUR
MOH London€4,770 EUR

13 data points across 8 retailers

10 retailers€922 EUR to €4,770 EUR

A
Cheapest Retailer
-
€922 EUR
$1,030 USD
B+
Retailer 2
-
€1,432 EUR
$1,600 USD
View
B+
Retailer 3
-
€1,558 EUR
$1,741 USD
View
Retailer 4
-
€1,661 EUR
$1,856 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
€1,661 EUR
$1,856 USD
View
B
Retailer 6
-
€1,813 EUR
$2,025 USD
View
B
Retailer 7
-
€2,613 EUR
$2,919 USD
View
B
Retailer 8
-
€2,938 EUR
$3,282 USD
View
B
Retailer 9
-
€3,114 EUR
$3,479 USD
View
Most Expensive
B
MOH London
LG436073234 · Oct 29
€4,770 EUR
£4,196 GBP
View
9 more retailers have this diamond
Prices start from €922 EURSave up to €3,848 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
1.86ct Princess
€922 EUR