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Princess|Lab Grown|IGI

1.86ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG436045032

Shape and cutting style on the report: Princess cut

Certificate IGI LG436045032

Diamond specifications and retailer prices

From €931 EUR
$1,040 USD
As of October 31, 2026
Save €3,148 EUR (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,079 EUR at MOH London · As of November 1, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045032 or 436045032. Listed at 11 retailers as of October 31, 2026, with prices from €931 to €4,079, a €3,148 spread on the same certified stone. MOH London lists it at €4,079. 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
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045032
Dimensions6.80 × 6.60 × 4.74 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.80 mm6.60 mm1.86 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045032
Side View
Table 74.0%Crown 42.1°Girdle: Slightly ThickPavilion 38.9°Culet: NoneDepth 71.8%

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: €4,079 EUR|Low: €931 EUR|High: €4,133 EUR|Avg: €2,170 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2€931 EUR
Retailer 4€1,232 EUR
Retailer 6€1,378 EUR
Retailer 11€1,409 EUR
Retailer 7€1,580 EUR
Retailer 10€1,789 EUR
Retailer 9€1,967 EUR
Retailer 5€2,255 EUR
Retailer 8€2,592 EUR
MOH London€4,079 EUR
Retailer 3€4,089 EUR

15 data points across 11 retailers

11 retailers€931 EUR to €4,079 EUR

A
Cheapest Retailer
-
€931 EUR
$1,040 USD
A
Retailer 2
-
€1,232 EUR
$1,376 USD
View
A
Retailer 3
-
€1,340 EUR
$1,497 USD
View
A
Retailer 4
-
€1,378 EUR
$1,540 USD
View
Final sale: no returns
A
Retailer 5
-
€1,429 EUR
$1,596 USD
View
Retailer 6
-
€1,429 EUR
$1,596 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€1,580 EUR
$1,765 USD
View
B
Retailer 8
-
€2,255 EUR
$2,519 USD
View
B
Retailer 9
-
€2,592 EUR
$2,896 USD
View
B
Retailer 10
-
€2,677 EUR
$2,991 USD
View
Most Expensive
B
MOH London
LG436045032 · Nov 1
€4,079 EUR
£3,588 GBP
View
10 more retailers have this diamond
Prices start from €931 EURSave up to €3,148 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
€931 EUR