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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 $1,330 SGD
$1,040 USD
As of October 31, 2026
Save $4,527 SGD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,856 SGD 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 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 29, 2026, with prices from $1,330 to $5,856, a $4,527 spread on the same certified stone. MOH London lists it at $5,856. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,856 SGD|Low: $1,330 SGD|High: $5,903 SGD|Avg: $3,105 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$1,330 SGD
Retailer 4$1,759 SGD
Retailer 6$1,969 SGD
Retailer 11$2,012 SGD
Retailer 7$2,256 SGD
Retailer 10$2,556 SGD
Retailer 9$2,809 SGD
Retailer 5$3,220 SGD
Retailer 8$3,702 SGD
Retailer 3$5,840 SGD
MOH London$5,856 SGD

14 data points across 11 retailers

11 retailers$1,330 SGD to $5,856 SGD

A
Cheapest Retailer
-
$1,330 SGD
$1,040 USD
A
Retailer 2
-
$1,759 SGD
$1,376 USD
View
A
Retailer 3
-
$1,914 SGD
$1,497 USD
View
A
Retailer 4
-
$1,969 SGD
$1,540 USD
View
Final sale: no returns
A
Retailer 5
-
$2,040 SGD
$1,596 USD
View
Retailer 6
-
$2,040 SGD
$1,596 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$2,256 SGD
$1,765 USD
View
B
Retailer 8
-
$3,220 SGD
$2,519 USD
View
B
Retailer 9
-
$3,702 SGD
$2,896 USD
View
B
Retailer 10
-
$3,824 SGD
$2,991 USD
View
Most Expensive
B
MOH London
LG436045032 · Oct 29
$5,856 SGD
£3,607 GBP
View
10 more retailers have this diamond
Prices start from $1,330 SGDSave up to $4,527 SGD

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
$1,330 SGD